WO2007001364A2 - Semi-spherical curing/heating lamp head apparatus and modular positioning system - Google Patents

Semi-spherical curing/heating lamp head apparatus and modular positioning system Download PDF

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Publication number
WO2007001364A2
WO2007001364A2 PCT/US2005/032663 US2005032663W WO2007001364A2 WO 2007001364 A2 WO2007001364 A2 WO 2007001364A2 US 2005032663 W US2005032663 W US 2005032663W WO 2007001364 A2 WO2007001364 A2 WO 2007001364A2
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WO
WIPO (PCT)
Prior art keywords
apparatus recited
lamp head
reflector
emitter
lamp
Prior art date
Application number
PCT/US2005/032663
Other languages
French (fr)
Other versions
WO2007001364A3 (en
Inventor
Joseph Jay Wolf
Original Assignee
North South Technologies Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by North South Technologies Llc filed Critical North South Technologies Llc
Publication of WO2007001364A2 publication Critical patent/WO2007001364A2/en
Publication of WO2007001364A3 publication Critical patent/WO2007001364A3/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00Drying solid materials or objects by processes involving the application of heat
    • F26B3/28Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00Drying solid materials or objects by processes involving the application of heat
    • F26B3/28Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun
    • F26B3/30Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun from infrared-emitting elements
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00Radiation therapy
    • A61N5/06Radiation therapy using light
    • A61N2005/0658Radiation therapy using light characterised by the wavelength of light used
    • A61N2005/0659Radiation therapy using light characterised by the wavelength of light used infrared
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00Radiation therapy
    • A61N5/06Radiation therapy using light
    • A61N2005/0658Radiation therapy using light characterised by the wavelength of light used
    • A61N2005/0661Radiation therapy using light characterised by the wavelength of light used ultraviolet

Definitions

  • This invention pertains to IR and UV heating and curing systems. More specifically the invention relates to IR and/or UV lamp heads, brackets, stands, enclosures, reflective sections, controls, and mounting hardware that offer advantages and cross-over capabilities into all industrial and commercial IR/UV markets.
  • IR/UV lamp heads are specifically designed for targeted markets and are many times custom designed for a particular application. There appears to be a need for a cross-over and modular product.
  • Cross-over can be defined as the capability of this product to meet the requirements of both commercial and industrial market places.
  • a single properly configured IR lamp head can be used for paint curing, therapy, comfort patio heating, and pizza cooking.
  • the mounting considerations and power/controls section may need to change, but the lamp head remains the same.
  • Modularity can be looked at in a number of ways. It can be viewed as the capability of a particular lamp head configuration accepting many different styles of IR or UV elements to meet the requirements of a particular process. It also refers to the quick and easy configuration and re-configuration of different types, styles and size lamp head(s) on stands, again to meet process parameters.
  • This modularity permits customers to use a building block approa ch to systems whereby standard products are configured and assembled quickly and easily to adjust for process variables or changes. Systems in use today normally have multiple IR ox UV lamp heads mounted in fixed locations within curing chambers, conveyors, or other structures. Once this structure is complete changing a configuration is impossible or a daunting task.
  • Portable stands today usually carry one lamp head (sometimes with multiple emitters creating a virtual huge lamp head) to a curing location. These products are most times designed and targeted for specific markets . Because of this quick and easy re-configuration or re-utilization is usually not possible.
  • Apparatus for IR, UV, and mounting usually are sourced from different suppliers. Because of this sourcing split ; sizes and form factors are different, mounting considerations change , hardware changes, spare parts are all different, contact personnel are different, etc. These and other factors cause duplication of efforts, increased application and manufacturing engineering support, and greater a cash outlay to remain productive.
  • the apparatus includes semi- spherical IR or UV lamp heads that emit energy at different power levels, different wavelengths, and focused, flood, or combinational output energy- patterns.
  • Lamp head brackets are described to permit hanging, fixed positioning , or infinitely variable hemi-spherical lamp head positioning.
  • Reflective sections are described that attach to lamp heads or other structures that offer the c apability to create modular, configurable, and portable full reflective sections.
  • Integrated one piece reflector/flange sections are detaile d that can also create modular, configurable, and portable full reflective sections .
  • Stands are detailed that allow single or multiple lamp heads to b e quickly and easily populated, configured, changed, and positioned.
  • Mounting hardware for the stands is also detailed that allows connectivity to horizontal or vertical members .
  • Additional brackets are detaile d that allow multiple lamp heads to be attached to a structure and moved as multiples in one plane .
  • the stands , brackets , and hardware allow infinite positioning possibilities. Methods for affixing single or multiple lamp heads to rigid structures is also detailed.
  • the present invention provides a novel approach to IR/UV systems and offers substantial benefits over existing devices .
  • the benefits include: cross-over capabilities, modularity, portability, single to multiple lamp heads, different power levels, different output energy patterns, IR / UV / or hybrid systems, reflective panel options, and infinite configurable mounting options .
  • U.S . Patent Number 5050232 to Bergman et al. on 9/ 17/9 l outlines an IR lamp head assembly mounted to a stand that's specifically targeted to auto body curing.
  • a single lamp head (multiple bulb option) is attached to the front assembly.
  • U.S . Patent Number 556 1346 to Byrne on 10/ 1 /96 shows a semi-spherical design for a low power led based emitter. Leds mounted to the outside of the semi- sphere and additional leds are mounted to an inner convex surface .
  • U. S . Patent Number 6234653 to Karton on 5/22/0 1 describes a broo der assembly that uses an IR light surrounded by a protective shade .
  • PCT Patent Number WO 02/06504 1 to VEGAKI Tateo et al. describes an IR system in a chamber with IR energy pointing down towards a painted surface with regulated airflow thru the chamber.
  • PCT Patent Number WO 98/53249 to 4E SYSTEL outlines a gas fired IR lamp head .
  • PCT Patent Number WO 01/81826 to HONEYWELL INC. describes an IR heater with a porous ceramic matrix that is fired by gas.
  • PCT Patent Number WO 2003/014645 to APPLIED MATERIALS INC details a semiconductor process with multiple radiant sources with a programmable switch array to deliver power to the energy source based on a plurality of control signals .
  • FIG . 1 is a view of a coiled tubular IR lamp head.
  • FIG . 2 is a cut away view (50 % of the primary reflector and back shell are removed) of a lamp head configuration showing an smaller diameter coiled tubular or quartz halogen emitter located near the focal point.
  • FIG. 3 is a cut away view (50 % of the primary reflector and back shell are removed) of a lamp head configuration showing an larger diameter coiled tubular or quartz halogen emitter located near the focal point .
  • FIG . 4 is a cut away view (50 % of the primary reflector and b ack shell are removed) of a lamp head configuration showing a larger circular quartz, halogen, or UV emitter.
  • FIG . 5 is a cut away view (50 % of the primary reflector and back shell are removed) of a lamp head configuration showing a smaller diameter coiled tubular, quartz, or halogen emitt er located near the focal point.
  • FIG. 7 is a cut away view (50% of the primary reflector and b ack shell are removed) of a lamp head configuration showing multiple quartz, halogen, or UV emitters located near the focal point.
  • FIG . 8 is a cut away view (50 % of the primary reflector and back shell are remove d) of a lamp head configuration showing a microwave powered lamp assembly mounted to the primary reflector.
  • FIG . 9 is a cut away view (50% of the primary reflector and back shell are removed) of a smaller diameter lamp head configuration showing a germicidal element located near the focal point .
  • FIG . 10 is a cut away view (50 % of the primary reflector and b ack shell are removed) of a lamp hea d configuration showing a UV or IR LED array.
  • FIG . 1 1 is a cut away view (50% of the primary reflector and b ack shell are removed) of a smaller diameter lamp head configuration showing a lower power IR, UV, or visible spectrum emitter located near the focal point.
  • FIG. 12 is a drawing showing the effect of smaller emitter geometry on the energy output profile.
  • FIG . 13 is a drawing showing the effect of larger emitter geometry on the energy output profile .
  • FIG . 14 shows an alternate manufacturing method for this style of lamp head.
  • FIG. 15 shows the fixed bracket
  • FIG . 16 shows the adjustable bracket
  • FIG . 1 7 is a drawing of the multiple lamp mounting bracket.
  • FIG. 18 is a drawing of the standard stand base.
  • FIG . 1 9 is a drawing of the heavier duty stand base.
  • FIG . 20 is a drawing of the horizontal and vertical stand members and mounting hardware.
  • FIG . 2 1 is another drawing of the horizontal and vertical stand members and additional mounting hardware .
  • FIG . 22 shows an example of 2 lamp heads hanging from a stand.
  • FIG . 23 shows an example of a single lamp head with adjustable brackets mounted to a stand.
  • FIG . 24 shows an example of 4 lamp heads mounted to multiple lamp brackets and positioned at an angle. angled top processing . rt ⁇ J/UO I y/Uy/UO
  • FIG. 26 shows a control panel mounting bracket
  • FIG . 27 shows multiple lamp heads mounted into an industrial enclosure .
  • FIG . 28 shows an end bracket for the stand members.
  • FIG . 29 shows a universal flange mount stand bracket .
  • FIG . 30 shows two configurations of the 90 degree interconnect bracket.
  • FIG . 3 1 shows bracket cross-sections in both the secured and loosened (gravity brake) condition.
  • FIG . 32 shows a quarter section flat reflector
  • FIG . 33 shows a quarter section reflector with side panels for inter connectivity.
  • FIG . 34 shows a full flat reflective section.
  • FIG . 36 shows a full reflective section with side panels for interconnectivity.
  • FIG. 36 shows a semi-spherical lamp head mated with (4) quarter section reflectors.
  • FIG . 37 shows a stand mounte d mobile array of interconnected lamp heads.
  • FIG . 38 shows a "c" section mobile array of interconnected lamp heads and a pictorial of how two of these assemblies can combine to form a virtual oven.
  • FIG . 39 shows a single portable stand carrying a tunnel fabricated from lamp heads with flange reflectors .
  • FIG. 40 shows examples of one piece semi-spherical reflectors with integral flanges .
  • FIGS. In which identical elements are numbered identically throughout, a preferred embodiment of the present invention will now be described.
  • FIG . 1 shows an example of the present invention lamp head.
  • the emitter elements referenced in these drawings are representative examples and are by no means inclusive of all types, styles , sizes, shapes, and combinations of emitters that may b e incorporated into these lamp heads.
  • Indicated at numeral 1 is spherical primary reflector for this semi-spherical lamp head. This reflector shape can be spherical, parabolic , elliptical, or other variations as necessary, to meet the requirements of the process.
  • the reflector material is normally stainless steel, but other options are available.
  • the diameter of the primary reflector can be of any practical size to meet process parameters, but standard sizes of mounted to the back of the primary reflector or electrical mounting plate if the primary reflector and backshell are manufactured as a single piece (FIG. 14) .
  • the flange 3 provides stiffening to the reflector and also provides a mounting fa ce for enclosures, reflectors, or other structures. Shown flange is round, but as discussed later the flange can be of any size or shape and will be in most cases a reflective type surface .
  • the inner primary reflector surface 4 is a highly reflective surface produced by mechanical processing, chemical processing , or other method and can be tailored to meet the reflection requirements of the emitter 2.
  • Item number 5 is the backshell and it serves to protect the electrical connections.
  • the backshell is normally stainless steel or other non-corrosive material and can be an individual item as shown in 5 or can be and integral part of the reflector as will be discussed in FlG . 1 4.
  • Cable clamp 6 can be mounted to the top or on the side of the backshell and provides strain relief to the input power/signal cable. In some instances the cable clamp will be substituted with a connector that will mate up with separate cab le .
  • the standard lamp head comes with a stainless steel handle 7 that that can be attached to the lamp head by any means. This handle allows the lamp head to be hung to some structure.
  • the input power cable 8 is normally a specially designed cable .
  • the power plug 9 can be a standard 100 to 240 VAC plug to match up with the emitter rating and country specifics , and can plug directly into an outlet, extension cable, power control or electrical junction box. In many industrial applications the plug will be omitted so lamp heads can be hard wired into control cabinets.
  • the protective guard 10 is necessary in some applications especially when it ' s necessary to keep the emitter element from inadvertently coming into contact with some object or a substrate from coming into contact with the emitter.
  • This style of guard is designed to mount through holes just above the primary reflector flange and can easily and quickly be added or removed from the lamp head.
  • the guard is also designed such that it does not interfere with the direct energy radiating from the emitter element and because it is manufactured using small diameter rod it does not affect the output energy pattern.
  • emitters of any size, shape, type , or geometry can be mounted without having to change guard designs .
  • Item number 1 1 is the mounting surfa ce for the emitter (s) and this surface can be an integral part of the primary reflector or can be a separate mounting plate.
  • Number 12 shows a stainless steel or other non-corrosive bulkhead fitting that safely secures the emitter to the mounting plate .
  • the lamp head assembly is normally manufactured with all non-corrosive materials, the majority of which are stainless steel.
  • FIGS . 2 thru 1 1 show cutaway versions of lamp heads where 50 % of both the primary reflector and backshell have been removed to show the inner working details. Also, the guard as detailed in FIG. 1 , 10 and handle are not shown in these cutaway drawings.
  • FIG . 2 is an example of a standard lamp head with a smaller diameter coiled tubular , quartz, or halogen emitter 18 located in the focal area of the primary reflector.
  • the special high temperature power cord 13 leaves the lamp head and is strain relieved by a standard galvanized strain relief.
  • Strain relief 14 is modifie d as the two standard long plated steel screws that clamp the cable have been replaced by stainless c ap screws that match the other fasteners of the assembly, create a clean finished look to the clamp, and provide the corrosion resistance that is required.
  • FIG . 3 is an example of a washdown or environmentally sealed lamp head with a larger diameter coiled tubular, quartz, or halogen emitter 19 located in the focal area of the primary reflector .
  • the washdown components explained herein must both provide secure environmental sealing and be capable of withstanding the extreme heat that the higher power emitters present.
  • Item 20 is a seal between the primary reflector and the backshell. This seal is viton, high temperature silicone , or other high temperature compound that will retain its properties while exposed to high temperatures.
  • Item 21 is a viton or other high temperature material O-ring that fits into an O-ring groove on the stain relief to seal this opening.
  • Strain relief 22 is a high temperature strain relief manufactured in either a high temperature plastic, nickel coated brass , or other non-corrosive material.
  • the c able seals in 22 are all viton or other high temperature compounds.
  • the emitter 19 element shown has stainless bulkhead fittings that have viton or other high temperature material sealing rings 23 to seal these openings. Any seals used in this active area of the lamp head must be capable sealing the lamp head and withstanding the associated temperatures and wavelength breakdown characteristics of emitters as in UV type systems.
  • Plug 101 will either be an environmentally sealed assembly or will be sealed by an epoxy or silicone potting process during manufacturing.
  • Item 109 is another guard design for larger diameter emitters that is used in applications where the flange is used as a mounting surface and interferes with the use of guard 10.
  • FIG. 4 shows a lamp head configuration with a larger diameter circular quartz, halogen, or UV emitter 24.
  • FIG . 5 is a lamp head configuration showing a smaller diameter coiled tubular, quartz, or halogen emitter 25 located near the focal point.
  • FIG . 6 shows a lamp head configuration with a single quartz, halogen, or UV arc emitter 26 located near the focal point with a convex retro-reflector 42 at the focal point.
  • This secondary retro-reflective reflector redirects the direct energy from the emitter onto the primary reflector to collimate the waves and provide a more uniform output pattern.
  • the use of a retro-reflector at the focal point or area is important in situations where the emitter element cannot be easily positioned in the focal area .
  • a 'top hat' air plenum 28 that will connect by hose 29 to an external blower for emitter cooling. Strategically located holes immediately above the emitter will direct the air to properly cool the emitter.
  • the b ackshell will normally be mounted directly to the primary reflector or it will be sealed with high temperature gasket material.
  • the input connector 30 has been re-loc ated to a side wall on the backshell .
  • the air plenum may also be side mounted .
  • FIG . 7 is a lamp head configuration showing multiple quartz, halogen, or UV emitters 27 located near the focal point. Cooling required for this lamp head is provide d by integral b lower 99 that is sized for the require d cooling MHfaWf ector
  • FIG . 8 is a UV lamp head configuration showing a microwave generator mounted to the primary reflector.
  • Item 35 is the magnetron that is powere d by an external power supply connected to connector 37. Housing 33 protects the surroundings for safety and EMI/RFI radiation.
  • Microwave cavity 35 can be rectangular in shape or round by design.
  • Microwave bulb 3 1 can b e straight or circular by design to achieve the output that is desired .
  • Bulb 31 can be a standard mercury type or be doped with indium, gallium, iron, lead, etc to get the wavelength output that is desired.
  • Item 36 is the tungsten protective screen that keeps the microwaves inside the generator. Reflectors 39 direct the energy onto the primary reflector .
  • Cooling for the magnetron and bulb is provided by an external blower and hose connected to plenum 38 or item 38 can b e an integral blower for lower power units .
  • Specially designed reflectors will also function as the microwave cavity whereby the magnetron is mounted to the back of the reflector, the bulb is mounted inside the reflector area, and the tungsten screen covers the reflector opening to keep all microwave energy contained.
  • FIG. 9 is a smaller diameter lamp head configuration showing a germicidal element 32 located near the focal point.
  • FIG . 10 is a lamp head configuration showing a UV or IR LED array 40. Cooling for this configuration will be by external blower or integral cooling fan(s) 103.
  • FIG. 1 1 is a smaller diameter lamp head configuration showing a lower power IR, UV, or visible spectrum emitter located near the focal point.
  • FIGS . 1 2 and 13 discuss the relationship between emitter geometries and output profiles .
  • FIG. 1 2 shows a spherical reflector with an emitter 43 that has a diameter approximately 20% the size of the primary reflector diameter and a basic shape as indicated.
  • This same exercise also works with a parabolic reflector the difference being the location of the focal point (region) .
  • the results of FIG. 12 indicate that this design will have a conical focal band 45 with tails 46 that fall off dramatically outside of the focal cone .
  • the output energy 47 in the focal cone is fairly uniform and of a high level.
  • the use of an elliptical reflector with this type of emitter will present a more focused higher output p attern. Also the use of a smaller geometry emitter also helps achieve a tighter focused energy pattern.
  • FlG . 1 3 shows the same reflector design, but with a larger effective diameter (approximately 50% of the primary reflector diameter) narrower profile emitter 44.
  • the output level 50 is approximately 65%-70 % of the peak output 47 in FIG. 12 , but the output profile is a flood pattern 48 that covers the entire reflector area before it tails off 49.
  • FIG . 14 outlines the details for an alternative method of manufacturing the primary reflector and backshell.
  • Primary reflector 51 and backshell 54 are spun, pressed, molded, drawn, stamped, or other process as one piece .
  • the input connector comes in through the top 53 , but alternative side locations are possible. Additional c ⁇ oling holes can be added to the backshell portion for cooling if desired.
  • the flat 52 is formed as part of the manufacturing process. Unlike FIG .
  • Thru holes 58 are for handle attachment and are also located on the flat 52. As described in FIG . 3 the design just discussed in FIG . 14 can also be a washdown unit with the only difference being the main electrical area seal will be on the electrical mounting plate 56.
  • FIG . 15 details the fixed lamp head bracket 59.
  • the width spacing of this bracket changes to match different lamp heads.
  • Bolts thru the two mounting holes 63 secure the bracket to the lamp head.
  • the hole 61 and slots 62 on mounting plate 60 allow for attachment to fixed structures , flanged stand brackets , stand end couplings, or other attachments.
  • This bracket is usually made of stainless steel or other non-corrosive materials.
  • FIG. 16 shows the adjustable lamp head bracket 64.
  • Side legs 66 with the attached threaded fastener 67 are standard for all lamps.
  • Mounting plate 65 will change in width for different lamp head sizes.
  • the adjustable bracket is affixed to the lamp head by bolts secured thru side leg holes 7 1.
  • Top bracket curve 70 allows for marking to return lamp heads to exact positions like a protractor.
  • This bracket can be mounted to fixed structures using holes and slots 72 and 73. It can be attached to flange mounts with slots 73 and can become part of the hemi-spherical infinite positioning system with a T-bolt or other fastener thru 72 and into the stand cross 85 or end coupling 104 , or other threaded member. This gives center line rotation around the fastener thru 72 of 360 degrees .
  • T-bolts 68 allow for quick positioning and tightening with 180 degrees of movement .
  • Other fasteners c an be used for more permanent structures . It is apparent that the 360 degrees of rotation and 180 degrees of lamp head movement provide infinite lamp head positioning in a hemi-sphere.
  • This bracket is usually made of stainless steel or other non-corrosive materials.
  • FIG . 17 shows an example of a multi lamp head bracket 74.
  • This particular bracket is for dual lamp heads , but configurations for more than two lamp heads are available.
  • Center hole 75 is used to attach the bracket to stand mounting brackets or other objects.
  • a T-bolt gives quick adjustment for infinite 360 degree rotation.
  • Threaded holes 76 positioned for different sized lamp heads allow 2 lamp heads to be mounted with fixed 59 or adjustable 64 brackets and adjusted and moved in the bracket 74 plane as a pair.
  • This bracket is usually made of stainless steel or other non-corrosive materials. Lamp heads can be configured and pre-wired (many times into code approved junction boxes) on these brackets.
  • a three lamp head bracket allows for load balanced 3 phase AC power pre-wiring.
  • FIG. 18 shows outlines for the economy and intermediate bases for stand mounting a lamp, multiple lamps, or other equipment.
  • the economy base consists of the flat plate 77 and mounting receptacle 78. This stand is usually used for one or two lamps .
  • the intermediate stand base has the same general profile , but is larger and made of thicker gage metal. It also has the receptacle 78, but can also have two or four shaft mounted wheels 79 added for ease of movement. For more flexibility of motion, holes 1 85 allow standard casters , wheel lock caster, or total lock casters to b e mated to this base .
  • This stand base is usually used for up to 6 lamp heads.
  • FIG . 19 is the deluxe stand base 80. It is made of e ⁇ 4*/'M&rik&'$>*gb>Vteel and has the receptacle 78 for quick attachment. It has four casters 82 for quick and easy 360 degree movement.
  • the casters can be standard casters, wheel lock caster, or total lock casters. All stand base components are in most cases non- corrosive with the bases being UV resistant powder or liquid coated, the brackets are galvanized, stainless steel, or aluminum, and the fasteners are stainless or galvanized. This stand base is usually used for four to twelve lamp heads.
  • FIGS . 20 and 2 1 show some tubing and fitting that are used as building blocks to assemble stands that meet application requirements .
  • AU components described are normally non-corrosive with the materials being stainless steel, aluminum, and galvanized.
  • FIG . 20 shows vertical member 82 that mounts into flange receptacles 78. This could also mount to other application designed equipment.
  • Horizontal member 83 attaches to vertical member 82 using coupling 84.
  • Items 82 and 83 are non- corrosive and are usually galvanized, stainless steel, or aluminum, although any material can be used.
  • the lengths of all vertical and horizontal members can be standard lengths or custom specified within limits .
  • the couplings 84 allows for a number of horizontal or cross horizontal members to be configured to one vertical member, different members attached to horizontal members or virtually any configuration that can be imagined.
  • the couplings allow for infinite movement along the axis of their bores and infinite rot ation inside the bores.
  • FIG . 2 1 shows bracket 85 that attaches to vertical or horizontal members and allows quick single T-bolt or screw attachment to lamp head mounting brackets, multi-lamp brackets 74 or other apparatus.
  • This bracket allows quick 360 degree adjustment along the flange plane and 360 degree rotation along the tube mounting bore.
  • Multi-lamp bracket (2 lamp head in this example) 74 is shown attached to a bracket type 85 with a T-bolt for quick adjustment.
  • Bracket 104 mounts to the end of tubular members by a set screw or T-bolt .
  • This end bracket offers quick single bolt attachment to lamp head mounting brackets , multi-lamp brackets 74 or other apparatus.
  • This bracket also allows quick 360 degree adjustment.
  • this invention provides a quick, easy, m odular, and robust method of configuring and re-configuring this IR and/or UV equipment or other app aratus in an infinite number of patterns .
  • FIGS . 22 thru 25 show examples of 4 possible different mounting configurations . These views are presented as a method of bringing some of the aforementioned inventions together. It must be noted that this is for representative purposes only and is only 4 of the infinite number of configurations possible.
  • FIG . 22 is a basic stand with two lamp heads hanging from b oth sides of a horizontal member that is anchored in the center.
  • ' 5EIG. "319 JMlQtW aRUri vertical mmeemmbbeerr aanndd oonnee hhoo rriizzoonnttaall mmeemmbbeerr..
  • FIG . 24 shows four lamp heads (2 per multi-lamp head bracket) positioned at angles on a heavy duty stand.
  • FIG . 25 shows a heavy duty stand with multiple lamp heads positioned on multiple horizontal members.
  • the lamps are mounted to provide both vertical and horizontal positioning energy patterns with adjustable brackets allowing the top lamp heads to be angled inward.
  • FIG . 26 shows an operator control box stand 87 mounted to a heavy duty stand base 80.
  • the stand 87 can be mounted to any available base or other structure .
  • the control box 88 mounts to the stand 87 by using brackets 78 or 1 04.
  • the control st and assembly is mounted to a tube member using bracket 84.
  • the configuration shown allows infinite adjustment up/down 142, adjustment in/out 1 43, and rotation 1 44. This approach lets the operator position the control box in a location that is best suited to the application parameters.
  • the control box can control one or multiple lamp heads . It can be a standard on/off control, power level control (with or without timing) , or power and timing control with feedback for closed loop systems.
  • FIG . 27 outlines the details of mounting one or several lamp heads into an industrial enclosure.
  • the shown enclosure has 1 lamp head of standard semi- spherical configuration, 1 lamp head of standard semi-spherical configuration with quarter section reflectors attached in a previous process, and 1 lamp head with an integral square flange located side by side , but any number of lamp heads in any configuration can use this same methodology within limits.
  • Enclosure 89 can be manufactured of any material. It is manufactured as 2 pieces per row or column of lamp heads: the enclosure 89 and the electrical enclosure cover 93.
  • the front of the enclosure has circular cutouts that fit the outside diameter of the primary reflector minus the flange.
  • the flange 9 1 comes to rest at the face of the enclosure where it is fastened 105.
  • reflective material can be located on the face of the enclosure prior to lamp head securing such as material described in FIG . 32.
  • An alternative method is to change the lamp design to one that has an integral flange as shown in 179 and secure it to the enclosure at locations 107. Using any of the aforementioned designs, as the front flange comes in contact with the front of the enclosure , the b ack of the reflector 96 comes in contact with the electrical enclosure 97.
  • the power connectors fit thru cutouts in the electrical enclosure and internal wiring is to terminal blocks 94 or other method occurs in the electrical enclosure. It is noted with this enclosure design the lamp head backshell is not needed as the electrical enclosure handles this task. Power to the enclosure is thru electrical enclosure conduit, cable, or other code approved method. Screws 98 fasten the ele ctrical enclosure cover 93 in place . This enclosure is mounted to structures using thru hole s 92. This enclosure can also be built as a washdown unit by the addition of: a high temperature flange seal (s) , high temperature emitter seal(s) , high temperature back reflector/electrical enclosure seal(s) , electrical enclosure seal(s) , and hook up power wiring liquid tight connector/clamp (s) .
  • FIG .28 shows an end of tube bracket 104.
  • the ID of the bracket fits over the OD of the tube and is secured in place by a set screw, T-bolt or other threaded
  • FIG . 29 details a universal tube mounting bracket 85.
  • the ID of the bracket fits over the OD of any tube member and is secured in place by a set screw , T-bolt or other threaded fastener thru a threaded fitting 1 17 located on the opposite side of the tube from hole 1 19.
  • the location of threaded fitting 1 1 7 is unique as it allows any size T-b olt handle to be used for quick fastening without having interference with the thru member.
  • Face 1 18 is flat and parallel to the bore and is the mating surface for lamp head brackets, multiple lamp positioning brackets, control boxes, or other apparatus .
  • the location of the face 1 18 at 1 .0" from the line tangent to the OD of the tube is also unique as it permits the standard 3" handle a djustment bolts 68 on the lamp head adj ustable bracket 64 to move freely without interference with thru members. Securing to the bracket is through threaded hole 1 19 by set screw, T-bolt or other threaded fastener and complete and easy 360 degree adjustment 12 1 is available.
  • This bracket allows infinit e positioning along the bore axis 122 and complete 360 degree rotation 120.
  • This bracket and attachment devices are normally made from non-corrosive materials such as stainless steel, galvanized, and aluminum.
  • FIG . 30 shows the 90 degree coupling bracket 84.
  • the ID of the bracket sections 124 and 125 fit over the OD of tube members and are secured in place by set screws, T-bolts or other threaded fasteners. Shown in this pictorial are examples of two different securing methods.
  • the standard bracket is secured to the tubes by threaded fitting 126 and a duplicate of this fitting on the opposite side of the other tube. The location of these threaded fittings 126 is unique as it allows any size T-bolt handle to be used for quick fastening without having interference with thru members .
  • the heavy duty bracket uses two threaded fasteners per side 127 that are placed towards the end of the connector sections and offset 45 degrees in opposite directions from an imaginary line that runs parallel to the bore and through the center line of 126.
  • the location of these threaded fittings 127 is unique as it allows multiple T-bolt handles to be used for quick fastening without having interference with each other or with the thru member.
  • the location of threaded fittings 1 17 is also unique as they better secure the thru member by fasteners in multiple planes.
  • the same fastening scheme for two threaded fittings is true for the opposite side of the perpendicular mounted tube.
  • This bracket allows infinite 360 degree rotation 129 along the bore axis 125 and 360 degree rotation 128 along the bore axis 124. Infinite longitudinal positioning 1 30 and 131 is available parallel to both bores.
  • This bracket and attachment devices are normally made from non-corrosive materials such as stainless steel, galvanized, and aluminum.
  • FIG . 3 1 is a cross section drawing of a vertical member 132 and either a universal tube mounting bracket 85 or 90 degree coup ling bracket 84 depicte d by partial mounting section 81 .
  • This figure shows the section 8 1 secured in the upper view and loose in the lower view.
  • This figure details the gravity braking fe ature of this design .
  • the ID of the bore of mounting partial section 139 is .070" -' 12O " larger than the OD of tube section 132.
  • handle 133 is tightened and screw fastener 134 is compresse d against the tube 132 t-> fT ⁇ > ⁇ ?i-iv ⁇ (f? ⁇ -gri.
  • FIG . 32 is a drawing of a quarter profile flat square reflector section 145.
  • This section can be of any size , shape , or material and the radius or profile 147 matches up to the profile of the primary reflector.
  • the front surface 146 is highly reflective and is usually processed by polishing, coating, treating, anodizing, vapor depositing (dichroic) , or other process to obtain 60- 100 % total reflectance in the specified or required ranges .
  • Mounting locations 148 and 149 permit assembly in front of or in back of primary reflector flanges or can be mounted to rigid enclosures 89 or other structures that require reflective sections by fasteners thru hole 185.
  • Sections of this style can also be manufactured in 1 /8, 1 /2 , 1 , l . ⁇ , 2 , 3 , etc, or any other increment to suit application requirements. Sections of this type usually surround primary reflectors of any size, shape, or profile to provide geometrically reflective panels that adjoin to form continuous reflective surfaces .
  • FIG . 33 is a drawing of a quarter profile square reflector section 150 with 90 degree bent edges 153 that give the reflector section structural strength and provide connectivity between sections .
  • This section can be of any size, shape , or material and the radius or profile 1 52 matches up to the profile of the primary reflector.
  • the front surface 15 1 is highly reflective and is usually processed by polishing, coating, treating, anodizing, vapor depositing (dichroic) , or any other process to obtain 60- 100 % total reflectance in the specified or required ranges.
  • Mounting locations 1 10 and 136 permit assembly in front of or in back of primary reflector flanges Sections of this style can also be manufactured in 1/8 , 1/2 , , 1 , 1 .5 , 2 , 3, etc, or any other increment to suit application requirements.
  • Mounting locations 154 , 155 , and 156 permit adjoining sections to be tie d together to achieve structural integrity or can be used to mount to rigid enclosures, or other structures that require reflective sections. The most common methods of interconnection being bolted, wired, riveted, welde d, or attached by any other method. These locations can also be use d to connect to any other structure .
  • Sections of this type usually surround primary reflectors of any size, shape, or profile to provide geometrically reflective panels that adjoin to form continuous reflective surfaces. Individual sections of this style can be pre-assembled into top , bottom , side, 360 degree surround, or other reflective sections to permit quick assembly and configuration or re-configuration of systems.
  • FIG . 34 is a drawing of a full profile flat square reflector section 157.
  • This section can be of any size, shape , or mat erial and the diameter or profile 159 matches up to the profile of the primary reflector. These sections can also be manufactured for multiple lamp heads with a large outer profile and numerous lamp head mounting diameters 159 therein.
  • the front surface 158 is highly reflective and is usually processed by polishing , coating, treating, anodizing , vapor depositing (dichroic) , or any other process to obtain 60- 100 % total reflectance in the specified or required ranges.
  • Mounting locations 160 permit to rigid enclosures 89 , or other structures that requlre'rMWctive'y ⁇ B ⁇ ?ons by fasteners through hole 186. Sections of this type usually surround primary reflectors of any size , shape , ox profile to provide geometrically reflective panels that adjoin to form continuous reflective surfaces .
  • FIG . 35 is a drawing of a full profile square reflector section 16 1 with 90 degree bent edges that give the reflector section structural strength and provide connectivity between sections.
  • This section can be of any size , shape , or material and the diameter or profile 163 matches up to the profile of the primary reflector. These sections can also be manufactured for multiple lamp heads with a large outer profile and numerous lamp head mounting diameters 163 therein.
  • the front surface 162 is highly reflective and is usually processed by polishing , coating , treating, anodizing, vapor depositing (dichroic) , or any other process to obtain 60- 100% total reflectance in the specified or required ranges .
  • Mounting locations 164 permit assembly in front of or in back of primary reflector flanges.
  • Mounting locations I QB and 166 which surround the section , permit adjoining sections to be tied together to achieve structural integrity. The most common methods of interconnection being bolted , wired, riveted, welded, or attached by any other method. These locations can also be use d to connect to any other structure . Sections of this type usually surround primary reflectors of any size , shape, or profile to provide geometrically reflective panels that adjoin to form continuous reflective surfaces. Individual sections of this style can be pre-assembled into multiple panels to permit quick assembly and configuration or re-configuration of syst ems.
  • FIGS . 36-39 show examples of how the reflective sections described in FIGS 32- 35 can be used to assemble different structures. Note that the possibilities using this technology are limitless and these examples only depict samples for illustrative purposes.
  • FIG . 36 shows a semi-spherical lamp head 170 with four quarter panel reflector sections 169 assembled to the reflector flange.
  • the highly reflective surface of the reflector sections is 1 68.
  • This assembly 1 67 can b e used individually, attached to structures , or combined into multi-lamp systems.
  • FIG. 37 details a (4) lamp head panel 1 7 1 that can be manufactured using any method described in FIGS. 32-35 that is mounted to the moveable and modular stand 1 72.
  • This assembly can be moved into position, adjusted in any orientation to match the applic ation and controlle d by any method described herein. Additions, re-configuration, re-positioning, etc. can all be achieved quickly and easily using this technology.
  • FIG. 38 shows (3) three lamp sections assembled to provide a modified " C" configuration 173. As shown in 1 74 two of these sections are positioned face to face to provide a virtual oven for 3-dimensional parts. In this example a hanging conveyor 175 will move parts through this virtual oven. Additions , re-configuration, re-positioning , etc. can all be achieved easily and quickly using this technology.
  • FIG. 39 is an example of a tunnel assembled using one or several of the technologies described in FIGS. 32-35.
  • the tunnel length is matched to application specifics and lamp head sections 176 are used to form the tunnel.
  • the sides of the tunnel can b e interconnected at e dges 1 77 using methods described in FIGS. 33 and 35.
  • the substrate 178 is moved through the tunnel according to process parameters. » • ⁇ ••• 8...,,. ! . •• ⁇ ?J hi 1 UI !bi ⁇ ..J id: Ib Ib ..:::!. «. .1.
  • "-jil l. « ""if n:i Iu o o D fVI I Q "I CL/nQ /nG
  • FIG . 40 outlines several examples of reflectors with ⁇ nH4 ⁇ Me ⁇ MW-SgWJP that are manufactured as one pie ce .
  • a reflector with integrated backshell as described in FIG. 14 can also be manufactured with integral flanges. These structures can be manufactured using any material with stainless steel and aluminum being the primary choices. These integrated sections can be manufactured by spinning, pressing , molding, drawing , stamping , or any other method.
  • the front or primary surface is highly reflective and is usually processed by polishing, coating, treating, anodizing, vapor depositing (dichroic), or any other process to obtain 60- 100 % total reflectance in the specified or required ranges .
  • Drawing 179 shows a square profile flange with an integrated semi- spherical reflector.
  • Drawing 180 shows a semi-spherical reflector integrated with a triangular flange.
  • Drawing 18 1 shows a single semi-spherical reflector with the integral rectangular reflective flange .
  • Drawing 182 shows multiple semi-spherical reflectors with the integral rectangular reflective flange.
  • Drawing 183 shows a semi-spherical reflector integrated with a square reflective integral flange with mounting ears on all sides.
  • Drawing 183 shows a semi-spherical reflector integrated with a square reflective integral flange with mounting ears on all sides that are part of forward pointing reflective flats.

Abstract

A semi-spherical lamp head with Infrared (IR) and/or Ultraviolet (UV) emitter elements located at the focal point or in the focal region of a spherical, parabolic, elliptical, or combinational primary reflector (1). Universal, portable, and modular mounting apparatus that permits quick and easy changes to the number, type, location, and geometries of lamp heads or other apparatus. Modular and inter-connectable reflective sections that mount to semi-spherical lamp heads or enclosures and modular integrated reflector/flange sections both of which provide full reflective panels and integrated virtual oven systems.

Description

DESGRIPTION
I. BACKGROUND OF THE INVENTION
1 . Field of the invention
This invention pertains to IR and UV heating and curing systems. More specifically the invention relates to IR and/or UV lamp heads, brackets, stands, enclosures, reflective sections, controls, and mounting hardware that offer advantages and cross-over capabilities into all industrial and commercial IR/UV markets.
2. B ackground of the invention
Apparatus for IR and UV heating, curing , and other applications are well known, but earlier inventions seem limited in the scope of their possibilities .
Most IR/UV lamp heads are specifically designed for targeted markets and are many times custom designed for a particular application. There appears to be a need for a cross-over and modular product.
Cross-over can be defined as the capability of this product to meet the requirements of both commercial and industrial market places. As an example, a single properly configured IR lamp head can be used for paint curing, therapy, comfort patio heating, and pizza cooking. The mounting considerations and power/controls section may need to change, but the lamp head remains the same.
Modularity can be looked at in a number of ways. It can be viewed as the capability of a particular lamp head configuration accepting many different styles of IR or UV elements to meet the requirements of a particular process. It also refers to the quick and easy configuration and re-configuration of different types, styles and size lamp head(s) on stands, again to meet process parameters. This modularity permits customers to use a building block approa ch to systems whereby standard products are configured and assembled quickly and easily to adjust for process variables or changes. Systems in use today normally have multiple IR ox UV lamp heads mounted in fixed locations within curing chambers, conveyors, or other structures. Once this structure is complete changing a configuration is impossible or a monumental task.
Portable stands today usually carry one lamp head (sometimes with multiple emitters creating a virtual huge lamp head) to a curing location. These products are most times designed and targeted for specific markets . Because of this quick and easy re-configuration or re-utilization is usually not possible.
Apparatus for IR, UV, and mounting usually are sourced from different suppliers. Because of this sourcing split ; sizes and form factors are different, mounting considerations change , hardware changes, spare parts are all different, contact personnel are different, etc. These and other factors cause duplication of efforts, increased application and manufacturing engineering support, and greater a cash outlay to remain productive.
II. S UMMARY OF THE INVENTION
Figure imgf000003_0001
isclosed for IR and/or UV lamp heads , brackets, st'antlS7^refl'ex4ot¥, ϊfiid mounting hardware for utilization in all market sectors where the form, fit, and function match the process specifications. The apparatus includes semi- spherical IR or UV lamp heads that emit energy at different power levels, different wavelengths, and focused, flood, or combinational output energy- patterns. Lamp head brackets are described to permit hanging, fixed positioning , or infinitely variable hemi-spherical lamp head positioning. Reflective sections are described that attach to lamp heads or other structures that offer the c apability to create modular, configurable, and portable full reflective sections. Integrated one piece reflector/flange sections are detaile d that can also create modular, configurable, and portable full reflective sections . Stands are detailed that allow single or multiple lamp heads to b e quickly and easily populated, configured, changed, and positioned. Mounting hardware for the stands is also detailed that allows connectivity to horizontal or vertical members . Additional brackets are detaile d that allow multiple lamp heads to be attached to a structure and moved as multiples in one plane . The stands , brackets , and hardware allow infinite positioning possibilities. Methods for affixing single or multiple lamp heads to rigid structures is also detailed.
It can thus be seen that the present invention provides a novel approach to IR/UV systems and offers substantial benefits over existing devices . The benefits include: cross-over capabilities, modularity, portability, single to multiple lamp heads, different power levels, different output energy patterns, IR / UV / or hybrid systems, reflective panel options, and infinite configurable mounting options .
III. DESCRIPTION OF PRIOR ART
It is known in the prior art to use IR and/or UV energy for heating, curing, and other industrial and commercial processes.
U.S . Patent Number 5050232 to Bergman et al. on 9/ 17/9 l outlines an IR lamp head assembly mounted to a stand that's specifically targeted to auto body curing. The st and is hinged at the top of the vertical member and the horizontal member attached here moves up/down with the aid of a hydraulic cylinder. Swing is obtained by moving the base. A single lamp head (multiple bulb option) is attached to the front assembly.
U.S . Patent Number 556 1346 to Byrne on 10/ 1 /96 shows a semi-spherical design for a low power led based emitter. Leds mounted to the outside of the semi- sphere and additional leds are mounted to an inner convex surface .
U . S . Patent Number 6655040 to Whipple on 12/2/03 details an IR/UV combinatio n oven using longitudinal lamp heads with a combined IR/UV cooling and exhaust system.
U. S . Patent Number 6234653 to Karton on 5/22/0 1 describes a broo der assembly that uses an IR light surrounded by a protective shade . RE-ϊp.PM»GrøιJrtl3»iε©6H318 J
Figure imgf000004_0001
p^rørøSrøffl 6/8/8 I and^ },4fU0p J:oπLskih4ra on 2/20/79 det ail c art mounte d
Figure imgf000004_0002
combustive fuel large afrW'ftetfterø/Uy/UO
U.S. Patent Number 6867392 to Howard on 3/ 15/05 details a continuous IR oven with rows of 180 degree bend IR elements.
PCT Patent Number WO 02/06504 1 to VEGAKI , Tateo et al. describes an IR system in a chamber with IR energy pointing down towards a painted surface with regulated airflow thru the chamber.
PCT Patent Number WO 02/2005 1 043 to MATSUSHITA ELECTRIC INDUSTRIAL C O. LTD. and
PCT Patent Number WO 02/2005/02758 1 to MATSUSHITA ELECTRIC INDUSTRIAL CO . LTD outline several different IR bulb designs.
PCT Patent Number WO 98/53249 to 4E SYSTEL outlines a gas fired IR lamp head .
PCT Patent Number WO 01/81826 to HONEYWELL INC. describes an IR heater with a porous ceramic matrix that is fired by gas.
PCT Patent Number WO 2004/042 1 4 1 to PAULO GERAIS DE CAMARGO , Rangel outlines an IR heater with ceramic IR elements.
PCT Patent Number WO 2003/014645 to APPLIED MATERIALS INC . details a semiconductor process with multiple radiant sources with a programmable switch array to deliver power to the energy source based on a plurality of control signals .
It is apparent from the foregoing that the prior art fails to teach or even suggest a modular semi-spherical IR and/or UV lamp head and accessories with multiple infinite mounting options used for all industrial and commercial markets where the product specifics match to the application specifics .
IV. BRIEF DESCRIPTION OF THE DRAWINGS
FIG . 1 is a view of a coiled tubular IR lamp head.
FIG . 2 is a cut away view (50 % of the primary reflector and back shell are removed) of a lamp head configuration showing an smaller diameter coiled tubular or quartz halogen emitter located near the focal point.
FIG. 3 is a cut away view (50 % of the primary reflector and back shell are removed) of a lamp head configuration showing an larger diameter coiled tubular or quartz halogen emitter located near the focal point .
FIG . 4 is a cut away view (50 % of the primary reflector and b ack shell are removed) of a lamp head configuration showing a larger circular quartz, halogen, or UV emitter.
FIG . 5 is a cut away view (50 % of the primary reflector and back shell are removed) of a lamp head configuration showing a smaller diameter coiled tubular, quartz, or halogen emitt er located near the focal point. u reampoβve »d) a ofs a l aawmnp * hte *®adβ cso,PnSfig TOura«tWioc&no s«h_oWw5yin
Figure imgf000005_0001
focal point.
FIG. 7 is a cut away view (50% of the primary reflector and b ack shell are removed) of a lamp head configuration showing multiple quartz, halogen, or UV emitters located near the focal point.
FIG . 8 is a cut away view (50 % of the primary reflector and back shell are remove d) of a lamp head configuration showing a microwave powered lamp assembly mounted to the primary reflector.
FIG . 9 is a cut away view (50% of the primary reflector and back shell are removed) of a smaller diameter lamp head configuration showing a germicidal element located near the focal point .
FIG . 10 is a cut away view (50 % of the primary reflector and b ack shell are removed) of a lamp hea d configuration showing a UV or IR LED array.
FIG . 1 1 is a cut away view (50% of the primary reflector and b ack shell are removed) of a smaller diameter lamp head configuration showing a lower power IR, UV, or visible spectrum emitter located near the focal point.
FIG. 12 is a drawing showing the effect of smaller emitter geometry on the energy output profile.
FIG . 13 is a drawing showing the effect of larger emitter geometry on the energy output profile .
FIG . 14 shows an alternate manufacturing method for this style of lamp head.
FIG. 15 shows the fixed bracket.
FIG . 16 shows the adjustable bracket.
FIG . 1 7 is a drawing of the multiple lamp mounting bracket.
FIG. 18 is a drawing of the standard stand base.
FIG . 1 9 is a drawing of the heavier duty stand base.
FIG . 20 is a drawing of the horizontal and vertical stand members and mounting hardware.
FIG . 2 1 is another drawing of the horizontal and vertical stand members and additional mounting hardware .
FIG . 22 shows an example of 2 lamp heads hanging from a stand.
FIG . 23 shows an example of a single lamp head with adjustable brackets mounted to a stand.
FIG . 24 shows an example of 4 lamp heads mounted to multiple lamp brackets and positioned at an angle. angled top processing . rt^J/UO I y/Uy/UO
FIG. 26 shows a control panel mounting bracket.
FIG . 27 shows multiple lamp heads mounted into an industrial enclosure .
FIG . 28 shows an end bracket for the stand members.
FIG . 29 shows a universal flange mount stand bracket .
FIG . 30 shows two configurations of the 90 degree interconnect bracket.
FIG . 3 1 shows bracket cross-sections in both the secured and loosened (gravity brake) condition.
FIG . 32 shows a quarter section flat reflector.
FIG . 33 shows a quarter section reflector with side panels for inter connectivity.
FIG . 34 shows a full flat reflective section.
FIG . 36 shows a full reflective section with side panels for interconnectivity.
FIG. 36 shows a semi-spherical lamp head mated with (4) quarter section reflectors.
FIG . 37 shows a stand mounte d mobile array of interconnected lamp heads.
FIG . 38 shows a "c" section mobile array of interconnected lamp heads and a pictorial of how two of these assemblies can combine to form a virtual oven.
FIG . 39 shows a single portable stand carrying a tunnel fabricated from lamp heads with flange reflectors .
FIG. 40 shows examples of one piece semi-spherical reflectors with integral flanges .
V. DESCRIPTION OF THE PREFERRED EMB ODIMENT
Referring now to the several drawing FIGS. In which identical elements are numbered identically throughout, a preferred embodiment of the present invention will now be described.
FIG . 1 shows an example of the present invention lamp head. Please note that in this FIG. and in all other FIGS, the emitter elements referenced in these drawings are representative examples and are by no means inclusive of all types, styles , sizes, shapes, and combinations of emitters that may b e incorporated into these lamp heads. Indicated at numeral 1 is spherical primary reflector for this semi-spherical lamp head. This reflector shape can be spherical, parabolic , elliptical, or other variations as necessary, to meet the requirements of the process. The reflector material is normally stainless steel, but other options are available. The diameter of the primary reflector can be of any practical size to meet process parameters, but standard sizes of
Figure imgf000007_0001
mounted to the back of the primary reflector or electrical mounting plate if the primary reflector and backshell are manufactured as a single piece (FIG. 14) . The flange 3 provides stiffening to the reflector and also provides a mounting fa ce for enclosures, reflectors, or other structures. Shown flange is round, but as discussed later the flange can be of any size or shape and will be in most cases a reflective type surface . The inner primary reflector surface 4 is a highly reflective surface produced by mechanical processing, chemical processing , or other method and can be tailored to meet the reflection requirements of the emitter 2. Item number 5 is the backshell and it serves to protect the electrical connections. The backshell is normally stainless steel or other non-corrosive material and can be an individual item as shown in 5 or can be and integral part of the reflector as will be discussed in FlG . 1 4. Cable clamp 6 can be mounted to the top or on the side of the backshell and provides strain relief to the input power/signal cable. In some instances the cable clamp will be substituted with a connector that will mate up with separate cab le . The standard lamp head comes with a stainless steel handle 7 that that can be attached to the lamp head by any means. This handle allows the lamp head to be hung to some structure. The input power cable 8 is normally a specially designed cable . Because of the extreme temperatures inside the backshell/connector the cable must be manufactured with Teflon, silicone, fiberglass, or other high temperature conductors and outer sheath. The power plug 9 can be a standard 100 to 240 VAC plug to match up with the emitter rating and country specifics , and can plug directly into an outlet, extension cable, power control or electrical junction box. In many industrial applications the plug will be omitted so lamp heads can be hard wired into control cabinets. The protective guard 10 is necessary in some applications especially when it ' s necessary to keep the emitter element from inadvertently coming into contact with some object or a substrate from coming into contact with the emitter. This style of guard is designed to mount through holes just above the primary reflector flange and can easily and quickly be added or removed from the lamp head. The guard is also designed such that it does not interfere with the direct energy radiating from the emitter element and because it is manufactured using small diameter rod it does not affect the output energy pattern. It should also be noted that emitters of any size, shape, type , or geometry can be mounted without having to change guard designs . Item number 1 1 is the mounting surfa ce for the emitter (s) and this surface can be an integral part of the primary reflector or can be a separate mounting plate. Number 12 shows a stainless steel or other non-corrosive bulkhead fitting that safely secures the emitter to the mounting plate . It should be noted that the lamp head assembly is normally manufactured with all non-corrosive materials, the majority of which are stainless steel.
FIGS . 2 thru 1 1 show cutaway versions of lamp heads where 50 % of both the primary reflector and backshell have been removed to show the inner working details. Also, the guard as detailed in FIG. 1 , 10 and handle are not shown in these cutaway drawings.
FIG . 2 is an example of a standard lamp head with a smaller diameter coiled tubular , quartz, or halogen emitter 18 located in the focal area of the primary reflector. The special high temperature power cord 13 leaves the lamp head and is strain relieved by a standard galvanized strain relief. Strain relief 14 is modifie d as the two standard long plated steel screws that clamp the cable have been replaced by stainless c ap screws that match the other fasteners of the assembly, create a clean finished look to the clamp, and provide the corrosion resistance that is required. The electrical connection from the
Figure imgf000008_0001
as a mounting surface and interferes with the use of guard 1 0.
FIG . 3 is an example of a washdown or environmentally sealed lamp head with a larger diameter coiled tubular, quartz, or halogen emitter 19 located in the focal area of the primary reflector . The washdown components explained herein must both provide secure environmental sealing and be capable of withstanding the extreme heat that the higher power emitters present. Item 20 is a seal between the primary reflector and the backshell. This seal is viton, high temperature silicone , or other high temperature compound that will retain its properties while exposed to high temperatures. Item 21 is a viton or other high temperature material O-ring that fits into an O-ring groove on the stain relief to seal this opening. Strain relief 22 is a high temperature strain relief manufactured in either a high temperature plastic, nickel coated brass , or other non-corrosive material. The c able seals in 22 are all viton or other high temperature compounds. The emitter 19 element shown has stainless bulkhead fittings that have viton or other high temperature material sealing rings 23 to seal these openings. Any seals used in this active area of the lamp head must be capable sealing the lamp head and withstanding the associated temperatures and wavelength breakdown characteristics of emitters as in UV type systems. Plug 101 will either be an environmentally sealed assembly or will be sealed by an epoxy or silicone potting process during manufacturing. Item 109 is another guard design for larger diameter emitters that is used in applications where the flange is used as a mounting surface and interferes with the use of guard 10.
FIG. 4 shows a lamp head configuration with a larger diameter circular quartz, halogen, or UV emitter 24.
FIG . 5 is a lamp head configuration showing a smaller diameter coiled tubular, quartz, or halogen emitter 25 located near the focal point.
FIG . 6 shows a lamp head configuration with a single quartz, halogen, or UV arc emitter 26 located near the focal point with a convex retro-reflector 42 at the focal point. This secondary retro-reflective reflector redirects the direct energy from the emitter onto the primary reflector to collimate the waves and provide a more uniform output pattern. The use of a retro-reflector at the focal point or area is important in situations where the emitter element cannot be easily positioned in the focal area . Also shown is a 'top hat' air plenum 28 that will connect by hose 29 to an external blower for emitter cooling. Strategically located holes immediately above the emitter will direct the air to properly cool the emitter. To contain the air , the b ackshell will normally be mounted directly to the primary reflector or it will be sealed with high temperature gasket material. In order to mount the plenum, and clear the path for the airflow the input connector 30 has been re-loc ated to a side wall on the backshell . The air plenum may also be side mounted .
FIG . 7 is a lamp head configuration showing multiple quartz, halogen, or UV emitters 27 located near the focal point. Cooling required for this lamp head is provide d by integral b lower 99 that is sized for the require d cooling MHfaWf ector
Figure imgf000009_0001
FIG . 8 is a UV lamp head configuration showing a microwave generator mounted to the primary reflector. Item 35 is the magnetron that is powere d by an external power supply connected to connector 37. Housing 33 protects the surroundings for safety and EMI/RFI radiation. Microwave cavity 35 can be rectangular in shape or round by design. Microwave bulb 3 1 can b e straight or circular by design to achieve the output that is desired . Bulb 31 can be a standard mercury type or be doped with indium, gallium, iron, lead, etc to get the wavelength output that is desired. Item 36 is the tungsten protective screen that keeps the microwaves inside the generator. Reflectors 39 direct the energy onto the primary reflector . Cooling for the magnetron and bulb is provided by an external blower and hose connected to plenum 38 or item 38 can b e an integral blower for lower power units . Specially designed reflectors will also function as the microwave cavity whereby the magnetron is mounted to the back of the reflector, the bulb is mounted inside the reflector area, and the tungsten screen covers the reflector opening to keep all microwave energy contained.
FIG. 9 is a smaller diameter lamp head configuration showing a germicidal element 32 located near the focal point.
FIG . 10 is a lamp head configuration showing a UV or IR LED array 40. Cooling for this configuration will be by external blower or integral cooling fan(s) 103.
FIG. 1 1 is a smaller diameter lamp head configuration showing a lower power IR, UV, or visible spectrum emitter located near the focal point.
FIGS . 1 2 and 13 discuss the relationship between emitter geometries and output profiles .
FIG. 1 2 shows a spherical reflector with an emitter 43 that has a diameter approximately 20% the size of the primary reflector diameter and a basic shape as indicated. This same exercise also works with a parabolic reflector the difference being the location of the focal point (region) . The results of FIG. 12 indicate that this design will have a conical focal band 45 with tails 46 that fall off dramatically outside of the focal cone . The output energy 47 in the focal cone is fairly uniform and of a high level. The use of an elliptical reflector with this type of emitter will present a more focused higher output p attern. Also the use of a smaller geometry emitter also helps achieve a tighter focused energy pattern.
FlG . 1 3 shows the same reflector design, but with a larger effective diameter (approximately 50% of the primary reflector diameter) narrower profile emitter 44. The output level 50 is approximately 65%-70 % of the peak output 47 in FIG. 12 , but the output profile is a flood pattern 48 that covers the entire reflector area before it tails off 49.
FIG . 14 outlines the details for an alternative method of manufacturing the primary reflector and backshell. Primary reflector 51 and backshell 54 are spun, pressed, molded, drawn, stamped, or other process as one piece . In this example the input connector comes in through the top 53 , but alternative side locations are possible. Additional cϋoling holes can be added to the backshell portion for cooling if desired. The flat 52 is formed as part of the manufacturing process. Unlike FIG . 1 numbers 1 1 and 12 that show the emitter mounted to the inside surface of the primary reflector, the emitter 55 in this OTV*J©røWtf"*B ffltOnSttϋl β&ωfilHrøBSHEbly plate g^ndςat.rølKφ/jKfcthe
Figure imgf000010_0001
Thru holes 58 are for handle attachment and are also located on the flat 52. As described in FIG . 3 the design just discussed in FIG . 14 can also be a washdown unit with the only difference being the main electrical area seal will be on the electrical mounting plate 56.
FIG . 15 details the fixed lamp head bracket 59. The width spacing of this bracket changes to match different lamp heads. Bolts thru the two mounting holes 63 secure the bracket to the lamp head. The hole 61 and slots 62 on mounting plate 60 allow for attachment to fixed structures , flanged stand brackets , stand end couplings, or other attachments. This bracket is usually made of stainless steel or other non-corrosive materials.
FIG. 16 shows the adjustable lamp head bracket 64. Side legs 66 with the attached threaded fastener 67 are standard for all lamps. Mounting plate 65 will change in width for different lamp head sizes. The adjustable bracket is affixed to the lamp head by bolts secured thru side leg holes 7 1. Top bracket curve 70 allows for marking to return lamp heads to exact positions like a protractor. This bracket can be mounted to fixed structures using holes and slots 72 and 73. It can be attached to flange mounts with slots 73 and can become part of the hemi-spherical infinite positioning system with a T-bolt or other fastener thru 72 and into the stand cross 85 or end coupling 104 , or other threaded member. This gives center line rotation around the fastener thru 72 of 360 degrees . T-bolts 68 allow for quick positioning and tightening with 180 degrees of movement . Other fasteners c an be used for more permanent structures . It is apparent that the 360 degrees of rotation and 180 degrees of lamp head movement provide infinite lamp head positioning in a hemi-sphere. This bracket is usually made of stainless steel or other non-corrosive materials.
FIG . 17 shows an example of a multi lamp head bracket 74. This particular bracket is for dual lamp heads , but configurations for more than two lamp heads are available. Center hole 75 is used to attach the bracket to stand mounting brackets or other objects. A T-bolt gives quick adjustment for infinite 360 degree rotation. Threaded holes 76 , positioned for different sized lamp heads allow 2 lamp heads to be mounted with fixed 59 or adjustable 64 brackets and adjusted and moved in the bracket 74 plane as a pair. This bracket is usually made of stainless steel or other non-corrosive materials. Lamp heads can be configured and pre-wired (many times into code approved junction boxes) on these brackets. A three lamp head bracket allows for load balanced 3 phase AC power pre-wiring.
FIG. 18 shows outlines for the economy and intermediate bases for stand mounting a lamp, multiple lamps, or other equipment. The economy base consists of the flat plate 77 and mounting receptacle 78. This stand is usually used for one or two lamps . The intermediate stand base has the same general profile , but is larger and made of thicker gage metal. It also has the receptacle 78, but can also have two or four shaft mounted wheels 79 added for ease of movement. For more flexibility of motion, holes 1 85 allow standard casters , wheel lock caster, or total lock casters to b e mated to this base . This stand base is usually used for up to 6 lamp heads. All stand base components are in most cases non-corrosive with the bases being UV resistant powder or liquid co ated, the brackets are normally galvanized, stainless steel, or aluminum, and the fasteners are stainless or galvanized. PCT/ U S O S .. ■ ■' 3 S B & 3 ,, .1. "3 O 9 E O O B p n /J I Q Λ Q /nα/nc
FIG . 19 is the deluxe stand base 80. It is made of eφ4*/'M&rik&'$>*gb>Vteel and has the receptacle 78 for quick attachment. It has four casters 82 for quick and easy 360 degree movement. The casters can be standard casters, wheel lock caster, or total lock casters. All stand base components are in most cases non- corrosive with the bases being UV resistant powder or liquid coated, the brackets are galvanized, stainless steel, or aluminum, and the fasteners are stainless or galvanized. This stand base is usually used for four to twelve lamp heads.
FIGS . 20 and 2 1 show some tubing and fitting that are used as building blocks to assemble stands that meet application requirements . AU components described are normally non-corrosive with the materials being stainless steel, aluminum, and galvanized.
FIG . 20 shows vertical member 82 that mounts into flange receptacles 78. This could also mount to other application designed equipment. Horizontal member 83 attaches to vertical member 82 using coupling 84. Items 82 and 83 are non- corrosive and are usually galvanized, stainless steel, or aluminum, although any material can be used. The lengths of all vertical and horizontal members can be standard lengths or custom specified within limits . The couplings 84 allows for a number of horizontal or cross horizontal members to be configured to one vertical member, different members attached to horizontal members or virtually any configuration that can be imagined. The couplings allow for infinite movement along the axis of their bores and infinite rot ation inside the bores. Quick adjustment is made using T-bolts, but set screw or other screw types may be used for more permanent structures. It is apparent that with a portable base as shown in FIGS . 1 8 and 1 9 stand positioning and configuration is limitless within component limitations and permits quick and easy adjustment, re-configuration and set-up.
FIG . 2 1 shows bracket 85 that attaches to vertical or horizontal members and allows quick single T-bolt or screw attachment to lamp head mounting brackets, multi-lamp brackets 74 or other apparatus. This bracket allows quick 360 degree adjustment along the flange plane and 360 degree rotation along the tube mounting bore. Multi-lamp bracket (2 lamp head in this example) 74 is shown attached to a bracket type 85 with a T-bolt for quick adjustment. Bracket 104 mounts to the end of tubular members by a set screw or T-bolt . This end bracket offers quick single bolt attachment to lamp head mounting brackets , multi-lamp brackets 74 or other apparatus. This bracket also allows quick 360 degree adjustment.
It is so demonstrated from the detailed explanation of brackets, stands, and other hardware detailed in FIGS. 15 thru 21 that this invention provides a quick, easy, m odular, and robust method of configuring and re-configuring this IR and/or UV equipment or other app aratus in an infinite number of patterns .
FIGS . 22 thru 25 show examples of 4 possible different mounting configurations . These views are presented as a method of bringing some of the aforementioned inventions together. It must be noted that this is for representative purposes only and is only 4 of the infinite number of configurations possible.
FIG . 22 is a basic stand with two lamp heads hanging from b oth sides of a horizontal member that is anchored in the center. ' 5EIG. "319 JMlQtW aRUri vertical mmeemmbbeerr aanndd oonnee hhoo
Figure imgf000012_0001
rriizzoonnttaall mmeemmbbeerr.. AAnn aaddjjuussttaabbllee lamp head to the end of the stand. As can be seen this lamp head can be positioned anywhere and at any angle within the limitations of the member geometry.
FIG . 24 shows four lamp heads (2 per multi-lamp head bracket) positioned at angles on a heavy duty stand.
FIG . 25 shows a heavy duty stand with multiple lamp heads positioned on multiple horizontal members. The lamps are mounted to provide both vertical and horizontal positioning energy patterns with adjustable brackets allowing the top lamp heads to be angled inward.
FIG . 26 shows an operator control box stand 87 mounted to a heavy duty stand base 80. The stand 87 can be mounted to any available base or other structure . The control box 88 mounts to the stand 87 by using brackets 78 or 1 04. The control st and assembly is mounted to a tube member using bracket 84. The configuration shown allows infinite adjustment up/down 142, adjustment in/out 1 43, and rotation 1 44. This approach lets the operator position the control box in a location that is best suited to the application parameters. The control box can control one or multiple lamp heads . It can be a standard on/off control, power level control (with or without timing) , or power and timing control with feedback for closed loop systems.
FIG . 27 outlines the details of mounting one or several lamp heads into an industrial enclosure. The shown enclosure has 1 lamp head of standard semi- spherical configuration, 1 lamp head of standard semi-spherical configuration with quarter section reflectors attached in a previous process, and 1 lamp head with an integral square flange located side by side , but any number of lamp heads in any configuration can use this same methodology within limits. Enclosure 89 can be manufactured of any material. It is manufactured as 2 pieces per row or column of lamp heads: the enclosure 89 and the electrical enclosure cover 93. The front of the enclosure has circular cutouts that fit the outside diameter of the primary reflector minus the flange. As the lamp head 90 is pushed thru the front cutout the flange 9 1 comes to rest at the face of the enclosure where it is fastened 105. To fill in the gaps between multiple lamp heads without integral reflective flanges, reflective material can be located on the face of the enclosure prior to lamp head securing such as material described in FIG . 32. An alternative method is to change the lamp design to one that has an integral flange as shown in 179 and secure it to the enclosure at locations 107. Using any of the aforementioned designs, as the front flange comes in contact with the front of the enclosure , the b ack of the reflector 96 comes in contact with the electrical enclosure 97. The power connectors fit thru cutouts in the electrical enclosure and internal wiring is to terminal blocks 94 or other method occurs in the electrical enclosure. It is noted with this enclosure design the lamp head backshell is not needed as the electrical enclosure handles this task. Power to the enclosure is thru electrical enclosure conduit, cable, or other code approved method. Screws 98 fasten the ele ctrical enclosure cover 93 in place . This enclosure is mounted to structures using thru hole s 92. This enclosure can also be built as a washdown unit by the addition of: a high temperature flange seal (s) , high temperature emitter seal(s) , high temperature back reflector/electrical enclosure seal(s) , electrical enclosure seal(s) , and hook up power wiring liquid tight connector/clamp (s) .
FIG .28 shows an end of tube bracket 104. The ID of the bracket fits over the OD of the tube and is secured in place by a set screw, T-bolt or other threaded
Figure imgf000013_0001
FIG . 29 details a universal tube mounting bracket 85. The ID of the bracket fits over the OD of any tube member and is secured in place by a set screw , T-bolt or other threaded fastener thru a threaded fitting 1 17 located on the opposite side of the tube from hole 1 19. The location of threaded fitting 1 1 7 is unique as it allows any size T-b olt handle to be used for quick fastening without having interference with the thru member. Face 1 18 is flat and parallel to the bore and is the mating surface for lamp head brackets, multiple lamp positioning brackets, control boxes, or other apparatus . The location of the face 1 18 at 1 .0" from the line tangent to the OD of the tube is also unique as it permits the standard 3" handle a djustment bolts 68 on the lamp head adj ustable bracket 64 to move freely without interference with thru members. Securing to the bracket is through threaded hole 1 19 by set screw, T-bolt or other threaded fastener and complete and easy 360 degree adjustment 12 1 is available. This bracket allows infinit e positioning along the bore axis 122 and complete 360 degree rotation 120. This bracket and attachment devices are normally made from non-corrosive materials such as stainless steel, galvanized, and aluminum.
FIG . 30 shows the 90 degree coupling bracket 84. The ID of the bracket sections 124 and 125 fit over the OD of tube members and are secured in place by set screws, T-bolts or other threaded fasteners. Shown in this pictorial are examples of two different securing methods. The standard bracket is secured to the tubes by threaded fitting 126 and a duplicate of this fitting on the opposite side of the other tube. The location of these threaded fittings 126 is unique as it allows any size T-bolt handle to be used for quick fastening without having interference with thru members . The heavy duty bracket uses two threaded fasteners per side 127 that are placed towards the end of the connector sections and offset 45 degrees in opposite directions from an imaginary line that runs parallel to the bore and through the center line of 126. The location of these threaded fittings 127 is unique as it allows multiple T-bolt handles to be used for quick fastening without having interference with each other or with the thru member. The location of threaded fittings 1 17 is also unique as they better secure the thru member by fasteners in multiple planes. The same fastening scheme for two threaded fittings is true for the opposite side of the perpendicular mounted tube. This bracket allows infinite 360 degree rotation 129 along the bore axis 125 and 360 degree rotation 128 along the bore axis 124. Infinite longitudinal positioning 1 30 and 131 is available parallel to both bores. This bracket and attachment devices are normally made from non-corrosive materials such as stainless steel, galvanized, and aluminum.
FIG . 3 1 is a cross section drawing of a vertical member 132 and either a universal tube mounting bracket 85 or 90 degree coup ling bracket 84 depicte d by partial mounting section 81 . This figure shows the section 8 1 secured in the upper view and loose in the lower view. This figure details the gravity braking fe ature of this design . The ID of the bore of mounting partial section 139 is .070" -' 12O " larger than the OD of tube section 132. In the upper view, handle 133 is tightened and screw fastener 134 is compresse d against the tube 132 t-> fTΪ>ϊ?i-ivσ(f?ι-gri. ^B: 9ΪPB^S^*^-^tt!!d.» s^?:t*.MimΛ^Jt<tte[ti^|^][lSl 138 intα->cjΛn|taAt 3FA%tøΦfeI 32 t o lock the bracket in place . Assuming that there is wteΛ VnMfPt H e?'fV»«MS3f the bracket 137 caused by horizontal tube sections, lamp heads, other structures or equipment of any combination thereof, as the securing knob 133 is loosened the gravitational force will cause the bracket section to rotate towards the weight 138. This immediately causes friction pinch or brake points at 140 and 14 1 . B ecause of this , the assembly that creates the weight at 137 will be stoppe d at the initial position until pressure is exerted opposite the break points to allow movement for re-positioning. This feature allows single person adjustment or incremental adjustments without having to positively secure the equipment mounted at the bracket front 137 prior to loosening the retaining fastener.
FIG . 32 is a drawing of a quarter profile flat square reflector section 145. This section can be of any size , shape , or material and the radius or profile 147 matches up to the profile of the primary reflector. The front surface 146 is highly reflective and is usually processed by polishing, coating, treating, anodizing, vapor depositing (dichroic) , or other process to obtain 60- 100 % total reflectance in the specified or required ranges . Mounting locations 148 and 149 permit assembly in front of or in back of primary reflector flanges or can be mounted to rigid enclosures 89 or other structures that require reflective sections by fasteners thru hole 185. Sections of this style can also be manufactured in 1 /8, 1 /2 , 1 , l .δ , 2 , 3 , etc, or any other increment to suit application requirements. Sections of this type usually surround primary reflectors of any size, shape, or profile to provide geometrically reflective panels that adjoin to form continuous reflective surfaces .
FIG . 33 is a drawing of a quarter profile square reflector section 150 with 90 degree bent edges 153 that give the reflector section structural strength and provide connectivity between sections . This section can be of any size, shape , or material and the radius or profile 1 52 matches up to the profile of the primary reflector. The front surface 15 1 is highly reflective and is usually processed by polishing, coating, treating, anodizing, vapor depositing (dichroic) , or any other process to obtain 60- 100 % total reflectance in the specified or required ranges. Mounting locations 1 10 and 136 permit assembly in front of or in back of primary reflector flanges Sections of this style can also be manufactured in 1/8 , 1/2 , , 1 , 1 .5 , 2 , 3, etc, or any other increment to suit application requirements. Mounting locations 154 , 155 , and 156 permit adjoining sections to be tie d together to achieve structural integrity or can be used to mount to rigid enclosures, or other structures that require reflective sections. The most common methods of interconnection being bolted, wired, riveted, welde d, or attached by any other method. These locations can also be use d to connect to any other structure . Sections of this type usually surround primary reflectors of any size, shape, or profile to provide geometrically reflective panels that adjoin to form continuous reflective surfaces. Individual sections of this style can be pre-assembled into top , bottom , side, 360 degree surround, or other reflective sections to permit quick assembly and configuration or re-configuration of systems.
FIG . 34 is a drawing of a full profile flat square reflector section 157. This section can be of any size, shape , or mat erial and the diameter or profile 159 matches up to the profile of the primary reflector. These sections can also be manufactured for multiple lamp heads with a large outer profile and numerous lamp head mounting diameters 159 therein. The front surface 158 is highly reflective and is usually processed by polishing , coating, treating, anodizing , vapor depositing (dichroic) , or any other process to obtain 60- 100 % total reflectance in the specified or required ranges. Mounting locations 160 permit to rigid enclosures 89 , or other structures that requlre'rMWctive'yβBτ?ons by fasteners through hole 186. Sections of this type usually surround primary reflectors of any size , shape , ox profile to provide geometrically reflective panels that adjoin to form continuous reflective surfaces .
FIG . 35 is a drawing of a full profile square reflector section 16 1 with 90 degree bent edges that give the reflector section structural strength and provide connectivity between sections. This section can be of any size , shape , or material and the diameter or profile 163 matches up to the profile of the primary reflector. These sections can also be manufactured for multiple lamp heads with a large outer profile and numerous lamp head mounting diameters 163 therein. The front surface 162 is highly reflective and is usually processed by polishing , coating , treating, anodizing, vapor depositing (dichroic) , or any other process to obtain 60- 100% total reflectance in the specified or required ranges . Mounting locations 164 permit assembly in front of or in back of primary reflector flanges. Mounting locations I QB and 166, which surround the section , permit adjoining sections to be tied together to achieve structural integrity. The most common methods of interconnection being bolted , wired, riveted, welded, or attached by any other method. These locations can also be use d to connect to any other structure . Sections of this type usually surround primary reflectors of any size , shape, or profile to provide geometrically reflective panels that adjoin to form continuous reflective surfaces. Individual sections of this style can be pre-assembled into multiple panels to permit quick assembly and configuration or re-configuration of syst ems.
FIGS . 36-39 show examples of how the reflective sections described in FIGS 32- 35 can be used to assemble different structures. Note that the possibilities using this technology are limitless and these examples only depict samples for illustrative purposes.
FIG . 36 shows a semi-spherical lamp head 170 with four quarter panel reflector sections 169 assembled to the reflector flange. The highly reflective surface of the reflector sections is 1 68. This assembly 1 67 can b e used individually, attached to structures , or combined into multi-lamp systems.
FIG. 37 details a (4) lamp head panel 1 7 1 that can be manufactured using any method described in FIGS. 32-35 that is mounted to the moveable and modular stand 1 72. This assembly can be moved into position, adjusted in any orientation to match the applic ation and controlle d by any method described herein. Additions, re-configuration, re-positioning, etc. can all be achieved quickly and easily using this technology.
FIG. 38 shows (3) three lamp sections assembled to provide a modified " C" configuration 173. As shown in 1 74 two of these sections are positioned face to face to provide a virtual oven for 3-dimensional parts. In this example a hanging conveyor 175 will move parts through this virtual oven. Additions , re-configuration, re-positioning , etc. can all be achieved easily and quickly using this technology.
FIG. 39 is an example of a tunnel assembled using one or several of the technologies described in FIGS. 32-35. The tunnel length is matched to application specifics and lamp head sections 176 are used to form the tunnel. The sides of the tunnel can b e interconnected at e dges 1 77 using methods described in FIGS. 33 and 35. The substrate 178 is moved through the tunnel according to process parameters. »•■••• 8...,,. !! .••■ ?J hi 1UI !bi ..J id: Ib Ib ..:::!. «. .1. "-jil l.« ""if n:i Iu o o D fVI I Q "I CL/nQ /nG
FIG . 40 outlines several examples of reflectors with <ϊnH4^ Me ^MW-SgWJP that are manufactured as one pie ce . A reflector with integrated backshell as described in FIG. 14 can also be manufactured with integral flanges. These structures can be manufactured using any material with stainless steel and aluminum being the primary choices. These integrated sections can be manufactured by spinning, pressing , molding, drawing , stamping , or any other method. The front or primary surface is highly reflective and is usually processed by polishing, coating, treating, anodizing, vapor depositing (dichroic), or any other process to obtain 60- 100 % total reflectance in the specified or required ranges . Drawing 179 shows a square profile flange with an integrated semi- spherical reflector. Drawing 180 shows a semi-spherical reflector integrated with a triangular flange. Drawing 18 1 shows a single semi-spherical reflector with the integral rectangular reflective flange . Drawing 182 shows multiple semi-spherical reflectors with the integral rectangular reflective flange. Drawing 183 shows a semi-spherical reflector integrated with a square reflective integral flange with mounting ears on all sides. Drawing 183 shows a semi-spherical reflector integrated with a square reflective integral flange with mounting ears on all sides that are part of forward pointing reflective flats. These examples are representative samples of an infinite number of possibilities and are presented herein to explain the technology. This technology is capable of supporting single to multiple reflectors of any size, shape, or style and can be used to manufacture reflector/flange integrated panels of any size , shape, or style within the limitation of the process equipment.

Claims

What is claimed is:
1 ) An apparatus for heating, curing, therapy, sterilization, cooking, processing, propagation, and other industrial and commercial processes. Said apparatus comprising: A lamp head with IR and/or UV emitter elements located within a semi-spherical primary reflector.
2) Hanging , fixed, adjustable, or multiple lamp head brackets for stationary, stand , or enclosure mounting .
3) Modular stand(s) and brackets for mounting and positioning one lamp head, multiple lamp heads, or other apparatus in infinite geometrical arrangements .
4) Method for affixing single or multiple lamp heads into enclosures.
5) Modular reflector sections that mount to semi-spherical lamp heads to transform the lamp head flange outline to a square, rectangular, or other profile .
6) Modular integrated reflector/flange sections that combine in a single piece the primary reflector with a flange that has a specified geometric profile.
7) A method of retro-reflecting energy to aid in collimating the output energy.
8) A lamp head control system consisting of power level with timing controls.
9) The apparatus recited in claim 1 wherein said lamp head primary reflector is spherical in shape for a collimated flood or cylindrical focus output energy patterns .
1 0) The apparatus recited in claim 1 wherein said lamp head primary reflector is parab olic in shape for a collimated flood or cylindrical fo cus output energy patterns .
1 1 ) The app aratus recited in claim 1 wherein said lamp head primary reflector is elliptical in shape for tighter focus output energy patterns.
12) The apparatus recited in claim 1 wherein said lamp head primary reflector is a combination, subset, superset, or other variations of the spherical, parabolic, and elliptical shapes for special output energy patterns.
1 3) The apparatus recited in claim 1 wherein said lamp head output energy profile is dependent upon the primary reflector profile, the emitter geometry, or combinations thereof.
14) The apparatus recited in claim 1 wherein said lamp head primary reflector can be of any dimension depending on application specifications.
1 5) The apparatus recited in claim 1 wherein said IR or UV energy elements or multiple like or comb inations of energy elements are placed at the focal point or in the focal area of the primary reflector.
1 6) The apparatus recited in claim 1 wherein maximum IR energy is determined by the power (wattage) of said IR emitter and the wavelength is determined by the type of emitter. 1 7) The apparatus recited in claim 1 wherein the ihVsdfrWήSi ϋΨWt?4ir§$ is determined by said UV emitter power rating and the spectral output is determined by the UV emitter lamp fill materials (mercury, iron, gallium, indium, mercury+ lead, etc).
1 8) The apparatus recited in claim 1 wherein the reflective surface of said primary and secondary reflectors is polished, coated, treated, anodized, vapor deposited (dichroic) , etc. to obtain 60- 100 % total reflectance in the specified or required ranges.
1 9) The apparatus recited in claim 1 wherein said primary or secondary reflectors may incorporate an involute design to scatter the direct reflected energy waves away from the emitting energy source .
20) The apparatus recited in claim 1 wherein said lamp head is manufactured u sing all non-corrosive materials .
2 1 ) The apparatus recited in claim 1 wherein said lamp head is manufactured as a sealed (washdown) assembly to be immune from water, dust, and other environmental contamination.
22) The apparatus recited in claim 1 wherein said lamp head power cable conductors and jacket are of a high temperature material such as Teflon, fiberglass , silicone , or other high temperature material to withstand the high operating temperatures present in the electrical chamber.
23) The apparatus recited in claim 1 wherein said lamp head seals and sealing materials are of a high temperature material such as Teflon, viton, silicone , or other high temperature material to withstand the high operating temperatures and washdown capabilities .
24) The apparatus recited in claim 1 wherein said primary reflector is spun, pressed, molded, drawn, or stamped as a single unit and the electrical enclosure protective backshell is manufactured in the same manner. The IR and/or UV emitter (s) are assembled to the primary reflector and the backshell covers the electrical connections on the back side of the primary reflector.
25) The apparatus recited in claim 1 wherein said primary reflector and the electrical enclosure protective b ackshell are spun, pressed, molded, drawn, or stamped as one piece . The emitter is attached to a separate plate that is secured to the inside of the primary reflector.
26) The apparatus recited in claim 1 wherein said lamp head has a protective guard to prevent objects from hitting the emitter or to prevent the emitter from coming into dixect contact with objects.
27) The apparatus re cited in claim 15 wherein said IR emitter will be a coile d tubular element .
28) The apparatus recited in claim 15 wherein said IR emitter will be a quartz tube element.
29) The apparatus recited in claim 15 wherein said IR emitter will be a quartz halogen lamp. ESl),- " Uf;iιie|[Ep.paa;M-i iEeBiteal afBfiiaaiCMiherein a
Figure imgf000019_0001
31 ) The apparatus recited in claim 15 wherein said IR emitter will be an IR lamp , IR led array or other lower power IR source.
32) The apparatus recited in claim 1 5 wherein said UV emitter will be an electrode lamp .
33) The apparatus recited in claim 15 wherein said ITV emitteτ will be a microwave lamp.
34) The apparatus recited in claim I S wherein said UV emitter will be a UV LED array.
35) The apparatus recited in claim 15 wherein said UV emitter will be a germicidal lamp or other lower power UV lamp.
36) The apparatus recited in claim 15 wherein said emitter will be a visible spectrum typ e or other type that is matched to application parameters.
37) The apparatus recited in claim 1 5 wherein said emitter element used for cylindrical focused or tightly focused output patterns will normally have an effective diameter that is l %-40 % that of the primary reflector diameter.
38) The apparatus recited in claim 15 wherein said emitter element used for flood energy output patterns will normally have an effective diameter that is
4 1 % -80% that of the primary reflector diameter.
39) The apparatus recited in claim 15 wherein said emitter element of any shape, diameter, form factor, etc. can be matched to primary reflector profiles to provide application specific output energy profiles.
40) The apparatus recited in claim 26 wherein said protective guard will be of a 'U ' type shape of 2-4 flat or round non-corrosive members connected at the center line of the reflector diameter and attached to the b ackshell/mounting plate bolts or other bolts on the backside of the reflector.
4 1 ) The apparatus recited in claim 26 wherein said protective guard is a non- corrosive 'x' or 'star' shape formed from rods connected at the center line of the reflector diameter. Attachment is thru holes in the primary reflector whereby the rods are inserted into these holes .
42) The apparatus recited in claims 27-36 wherein said emitter elements may require external cooling. Cooling will be provided by an external blower with a hose that will connect to a 'top hat' type plenum that will mount to the top or side of the backshell or electrical chamber. The backshell and air inlet may be fabricated together into a single assembly. Cooling air will pass through the electrical chamber and be directed to the emitter element by strategically place d holes in the top of the reflector or emitter mounting plate .
43) The apparatus recited in claims 27-36 wherein said emitter elements may require external cooling. Cooling will be provided by an integral cooling blower. The blower will mount to the top of the backshell or electrical chamb er . The b ackshell and blower enclosure may be fabricated together into a single assembly. Cooling air will pass through the electrical chamber iifiipyby illTaiϊe'ajgiM the top of the reflector or emitter mounting plate . KU/UO I y/Uy/UO
44) The apparatus recited in claim 2 wherein said hanging brackets will be non-corrosive curved, straight, square, or rectangular shaped rod(s) threaded on the en ds and secured by fasteners or affixed by any other method to allow the lamp head to focus its energy output downward.
45) The apparatus recited in claim 2 wherein said fixed bracket will be non- corrosive bracket affixed to the lamp head permitting uniform positioning on stationary structures , stands , enclosures , etc.
46) The apparatus recited in claim 2 wherein said adjustable bracket will be non-corrosive bracket assembly affixed to the lamp head permitting attachment onto stationary structures, stands , enclosures , etc . with infinite hemispherical adjustment capabilities.
47) The apparatus recited in claim 2 wherein said multiple lamp head bracket will permit multiple lamp heads to be mounted, configured, wired or rotated as a group .
48) The apparatus recited in claim 2 wherein said multiple lamp head bracket will permit multiple lamp heads to be pre-assembled and pre-wired into code specific junction boxes for quick and easy assembly.
49) The apparatus recited in claim 3 wherein said modular stand(s) consist of a base plate, vertical member(s) , horizontal member (s) , and mounting hardware .
50) The apparatus recited in claim 49 wherein said modular stand(s) use non- corrosive materials and/or environmentally protective powder or liquid coated components .
5 1 ) The apparatus recited in claim 49 wherein said base plate can be surface mounted or can have 2 , 3 , or 4 wheels or casters to provide portability and precise positioning .
82) The apparatus recited in claim 49 wherein said vertical member is circular in cross-section and can be sized per application. Lamp heads can be mounted directly to this structure with said hardware . One or more horizontal members can be attached to the vertical member.
53) The apparatus recited in claim 49 wherein said horizontal member or members are mounted to the vertical member with a 90 degree adjustable bracket that allows infinite adjustment up/down with a gravity assisted braking design, infinite a djustment around the center line of the vertical member (360 degrees) , infinite adjustment around the center line of the horizontal member (360 degrees) , and infinite adjustment in/out - up to the limit of the horizontal length which is application specific. Adjustment not possible with the horizontal member can be complimented by the moveable platform.
54) The apparatus recited in claim 49 wherein said hardware will consist of a stand-lamp head mounting bracket with a collar/ parallel flange design (tube adj ustable bracket) or a collar/perpendicular flange design (tube end bracket) . The collar will mount to vertical or horizontal members and the flange will attach to lamp head brackets, multiple lamp head member(s) , or other objects. This hardware will permit single or multiple lamp heads and
Figure imgf000021_0001
assembled into an infinite number of configurations arra Tftrickty ^na eisily reconfigured and changed for different process parameters.
55) The apparatus recited in claim 53 wherein said gravity assisted braking system allows brackets and their associated interconnected components that are mounted to vertical members to be loosened for movement and remain fixed in position without physical retention until anti-gravitational force is applied.
56) The apparatus recited in claim 3 and associated claims wherein said stand can be used to mount other lamp heads or apparatus of any type with the same features and benefits as outlined herein .
57) The apparatus recited in claim 4 wherein said lamp head can be front or rear mounted into a rigid structure for assembly into ovens, tunnels, conveyors , or other industrial equipment.
58) The apparatus recited in claim 57 wherein said lamp head primary reflector flange of any size shape or configuration will be used to mount to the rigid structure .
59) The apparatus recited in claim 57 wherein said lamp head primary reflector flange can be configured to match the dimensions of the rigid structure .
60) The apparatus recited in claim 57 wherein the number of said lamp head assemblies mounted in a rigid structure is dependent on size of the lamp heads and application specifics. 3 phase wiring will be simplified if the number of lamp heads per structure is limited to multiples of 3.
6 1 ) The apparatus recited in claim 57 wherein said lamp head wiring will be simplified by connectivity inside wire ways built into the rigid structure .
62) The apparatus recited in claim 57 wherein said lamp head primary reflector can be decoupled from the IR and /or UV emitter for ease of emitter maintenance .
63) The apparatus recited in claim 57 wherein said lamp head primary reflector can be decoupled from the IR and /or UV emitter for ease of reflector replacement.
64) The apparatus recited in claim 5 wherein said modular lamp head reflector sections can be full, half, quarter or other partial section .
65) The apparatus recited in claim 5 wherein said modular lamp head reflector sections can be of any size and shape.
66) The apparatus recited in claim 5 wherein said modular lamp head reflector sections can be front or rear mounted on the lamp head flange .
67) The apparatus recited in claim 5 wherein said modular lamp head reflector sections can be mounted to lamp head enclosures to provide a solid reflector area.
Figure imgf000022_0001
reflector sections can be mounted to ovens , p anels , Wn'ήW^ d£34M^/e--Wlosure
69) The apparatus recited in claim 5 wherein said modular lamp head reflector sections have a highly reflective finish on the working surface .
70) The apparatus recited in claim 5 wherein said modular lamp head reflector sections can be manufactured out of stainless steel, aluminum, or other material.
7 1 ) The apparatus recited in claim S wherein said modular lamp head reflector sections can be flat or have profiles that provide strength, provide unique reflective surfaces , or provide mounting c apabilities .
72) The apparatus recited in claim 5 wherein said modular lamp head reflector sections have mounting holes, slots, weld tabs, etc to permit adjoining sections to be screwed , bolted, wired, riveted, welded, or attached by any other method to provide a solid cohesive structure .
73) The apparatus recited in claim 5 wherein said modular lamp head reflector sections can be combined in multiple configurations for easy and modular assembly and re-configuration of systems.
74) The apparatus recited in claim 5 wherein said modular lamp head reflector sections have mounting holes, slots, weld tabs, etc to permit additional active or passive reflector sections to be screwed, bolted, wired , riveted , welded, or attached by any other method to provide reflective energy as required.
75) The apparatus recited in claim 5 wherein said modular lamp head reflector sections have mounting holes, slots, weld tabs, etc to permit additional equipment to be screwed, bolted, wired, riveted, welded, or attached by any other method to provide process specifics as required.
76) The app aratus recited in claim 5 wherein said modular lamp head reflector sections are mated to lamp heads, enclosures, or other systems to form fully reflective panels, ovens, tunnels, or other structures.
77) The app aratus recited in claim 69 wherein said modular lamp head reflector sections reflective finish is obtained by polishing, coating , treating , anodizing, vapor depositing (dichroic) , etc. to obtain 60- 100% total reflectance in the specified or required ranges .
78) The apparatus recited in claim 6 wherein said primary reflector or primary reflector with integral backshell shall have a reflective square, rectangular, or other pattern flange of any size to permit enclosure mounting , butt mounting oven mounting, or other mounting providing a solid reflective area .
79) The apparatus recited in claim 78 wherein said integral primary reflector/flange sections are mated together, to other lamp heads, to enclosures, or to other systems to form fully reflective p anels, ovens , tunnels , or other structures. PS
Figure imgf000023_0001
reflector is placed at the focal point or in the focal a^e-β^WQai reflector to re-direct the energy waves onto the primary reflector.
8 1 ) The apparatus recited in claim 80 wherein said retro-reflective reflector will be of a concave or convex spherical, parabolic , elliptical, involute, or combinational pattern.
82) The apparatus recited in claim 8 wherein said controls will permit infinit tee ppoowweerr level adjustment and application specific timing.
83) The apparatus recited in claim 82 wherein said controls will be individually packaged or assembled into a main control panel housing multiple control sets that can be mounted remotely or to a bracket that mounts to the stand b ase plat e .
84) The apparatus recited in claim 82 wherein said controls for power level allow operator selection of variable power output or full power output . The full output fea ture by-passes the variable power circuitry thus eliminating the residu al he at generated by this switching circuitry making full power applications more efficient .
85) The apparatus recited in claim 82 wherein said controls timer can be switche d off making the control a stand alone power control with the features described in 84. With the timer switched to the 'on* position, the operator selects the on time or timing sequence from seconds to weeks and presses the timer start button to initiate the sequence . The output power on/off follows the timing co mmands and power level is set and adjusted as in 84. If necessary the power level/configuration and/or the timing commands can be modified at any time during a timing sequence.
PCT/US2005/032663 2005-06-16 2005-09-13 Semi-spherical curing/heating lamp head apparatus and modular positioning system WO2007001364A2 (en)

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US11007376B2 (en) 2012-01-03 2021-05-18 Benesol, Inc. Phototherapeutic apparatus for focused UVB radiation and vitamin D synthesis and associated systems and methods
US9744255B2 (en) 2012-06-08 2017-08-29 Xenex Disinfection Services, Llc. Systems which determine operating parameters and disinfection schedules for germicidal devices
US9867894B2 (en) 2015-07-02 2018-01-16 Xenex Disinfection Services, Llc. Germicidal apparatuses with configurations to selectively conduct different disinfection modes interior and exterior to the apparatus
US10583213B2 (en) 2015-07-02 2020-03-10 Xenex Disinfection Services, Inc. Germicidal apparatuses with configurations to selectively conduct different disinfection modes interior and exterior to the apparatus
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