WO1992017026A1 - Enceinte de protection contre les intemperies - Google Patents

Enceinte de protection contre les intemperies Download PDF

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Publication number
WO1992017026A1
WO1992017026A1 PCT/US1992/002279 US9202279W WO9217026A1 WO 1992017026 A1 WO1992017026 A1 WO 1992017026A1 US 9202279 W US9202279 W US 9202279W WO 9217026 A1 WO9217026 A1 WO 9217026A1
Authority
WO
WIPO (PCT)
Prior art keywords
video
enclosure
chamber
monitors
interior
Prior art date
Application number
PCT/US1992/002279
Other languages
English (en)
Inventor
Robert J. Liljenwall
Jerry N. Moscovitch
Original Assignee
Private Broadcasting Networks, Inc.
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 Private Broadcasting Networks, Inc. filed Critical Private Broadcasting Networks, Inc.
Publication of WO1992017026A1 publication Critical patent/WO1992017026A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/18—Packaging or power distribution
    • G06F1/181—Enclosures
    • G06F1/182—Enclosures with special features, e.g. for use in industrial environments; grounding or shielding against radio frequency interference [RFI] or electromagnetical interference [EMI]

Definitions

  • the present invention relates generally to viewing objects under direct sunlight and, more' part ⁇ icularly, to a new and improved apparatus for adapting telecommunications equipment for alpine environmental use.
  • Today video screens are used to provide a wide array of information to a viewer. Blooming consumer confidence and literacy in computers and the rapid evolution of video and telecommunications technology has resulted in an increase in the use of the television screen or cathode ray tube (CRT) . These screens are being used to convey a variety of information and programs to the consumer. Television monitors are widely used at airports to display arrival and departure information. Televisions are also provided at bars and concession stands at sporting events for the convenience of the patrons. Thus the use of the television screen as a source of information has multiplied rapidly.
  • CTR cathode ray tube
  • the present invention provides a new and improved apparatus for adapting telecommunications equipment for outside use.
  • the present invention is directed to an environmental enclosure which serves to shield the telecommunications equipment from direct sunlight to facilitate the outdoor viewing of telecommunications equipment and, further, isolates this equipment from ambient environmental conditions.
  • a support member extends upward from a foundation, the support member having a first end " and a second end, the first end mounted to the foundation.
  • An environmental enclosure includes a housing or shell defining a chamber having an interior sized to contain and shelter a plurality of video monitors therein and an opening passing through the shell to visually communi ⁇ cate the interior chamber with an observer.
  • a roof of the shell is formed to reduce the accumulation of snow thereon.
  • a panel of transparent material is mounted across the shell opening to enclose and effectively isolate the chamber interior from the outside environ ⁇ ment.
  • a thermostatic system is in fluid communication with the chamber interior to maintain a constant temper ⁇ ature and reduce the humidity therein. Extending outward and before the communicating aperture is a hood, defining a visually communicating passageway therein, to shield the video monitor from direc sunlight and to reduce the reflective glare off the video monitor screen.
  • the invention also provides for a system and apparatus that allows for the control and display of images upon the video monitors via either preprogrammed or remotely controlled logic from a variety of sources. More specifically, the invention includes means to feed and control video signals to a plurality of video monitors arranged so that complimentary or separate video images may be displayed upon the video monitors in the structure.
  • the present invention presents a new and useful apparatus for protecting telecommunications equipment, e. ⁇ ..a video monitor, from severe climatic " conditions and facilitating its viewing while placed out of doors in direct sunlight.
  • FIG. 1 is a perspective view of an enclosure embodying the novel features of the present invention in combination with a plurality of video monitors;
  • FIG. 2 is a fragmentary side elevational view of the enclosure of Fig. 1;
  • FIG. 3 is a fragmentary enlarged sectional side elevational view of the environmental enclosure of Fig. 1;
  • FIG. 4 is a fragmentary front elevational view of the present invention.
  • FIG. 5 is a schematic diagram of the video control system of the present invention.
  • FIG. 6 is a rear fragmentary rear elevational view of the present invention.
  • FIG. 7 is a fragmentary side elevational sectional view of an alternative embodiment of the present invention.
  • FIG. 8 is a bottom elevational view of the present invention taken substantially along the lines 8 - 8 Of FIG. 7.
  • an improved enclosure for telecommunications equipment constructed in accordance with the present invention is provided for adapting telecommunications equipment for use in outdoor venues.
  • a telecommunications system 9 includes an enclosure 10 having a housing or shell 12.
  • the housing 12 defines therein a chamber 14 having an interior 15 for receipt and sheltering of telecommunications equipment from adverse environmental conditions, for example, a plurality of television monitors 16 therein.
  • a hood 18 defining a visually communicating passageway 19, extends before or forward from the housing 12 to shield the interior 15 from direct sunlight while enabling viewing thereof.
  • the housing 12 may be elevated above ground level by mount ⁇ ing upon a support 20.
  • the support 20 includes a foundation 22.
  • the foundation 22 should be sufficient to provide a stable platform for the enclosure 10 sufficient to withstand wind forces up to about ninety miles-per-hour with a housing weighing about 1000 pounds.
  • a reinforced concrete block of about 10 x 10 x 4 feet square, set below ground level is suitable for the purposes of this invention.
  • the support 20 includes a support column 24 having a first support end " 26, a second support end 28, and a support central longitudinal axis 30. The support first end 26 is mounted to the foundation 22 by conventional means.
  • the support column 24 extends upward from the foundation 22 to elevate the housing 12 generally above the average height of the intended viewers.
  • a metal pole having a height of about fourteen feet and a diameter or cross-section of about ten inches is suffi ⁇ cient for the purposes of this invention.
  • the second support end 28 may be canted or slanted off the generally horizontal plane generally orthogonal to the support central longitudinal axis 30 of the support column 24 a sufficient amount to contribute to the angled orientation of the housing 12 mounted thereon.
  • a top surface 32 of the second support end 28 may be tilted at an angle of about fifteen degrees to about twenty-five degrees from the horizontal.
  • a swivel 31 may also be incorporated within the support 20.
  • swivel 31 may be inter ⁇ posed between the foundation 22 and the support"first end 26 to permit selective rotation of the housing 12 or support column 24 about the support central longitudinal axis 30.
  • An electrical conduit 33 may be positioned adjacent to or within the interior of the support column 24 to protect power line 37 and signal feed line 36, to the television monitors 16 within housing 12.
  • the power line 37 is electrically connected to a power source 34.
  • the conduit 33 as it leads away from the support column 24, may be buried in a trench 35 to position the conduit 33, power line 37 and signal feed line 36 below ground level for safety and aesthetic considerations.
  • the housing 12 includes a plurality of sloping exterior panels 38 which have a minimum of orthogonal " surfaces, i.e., vertical or horizonta planes, to minimize the accumulation of material thereon.
  • the plurality of sloping panels 38 includes a base or floor member 40 which may be mounted on to the support second end 28.
  • the base or floor member 40 includes an anchoring portion 44 which may be parallel to the general plane of the top surface 32 of the support second end 28.
  • a bottom connecting panel 46 extends upward and outward from the anchoring portion 44 to join with substantially opposite angled side walls or panels 48.
  • the side walls 48 are joined along a first or bottom edge 50 to the base 40 and extend upward and angled outward slightly from a generally vertical plane from about five to about fifteen degrees, preferably about five degrees, from the vertical, such that the second or top edges 51 of the side panels 48 are peripherally distal and upward of the bottom or first edge 50 approximately twenty-eight inches.
  • the side walls 48 may be in the form of irregular trapezoids or quadrilaterals joined along the shorter baseline to the base 40.
  • the housing 12 includes a roof 53, joined to the side walls 48.
  • Roof 53 includes a roof front panel 56, a roof back panel 58, and a pair of roof side panels 59.
  • the roof front panel 56 is angled from about five to about ten degrees from the plane defined by the bottom edge 50 of the side walls 48.
  • the roof back panel 58 is angled from about forty to about fifty degrees from the plane defined by the bottom edge 50 of the side walls 48.
  • the roof side panels 59 extend inward and slope upward from the peripheral side walls 48 to join the roof front and back panels 56 and 58 along their respective edges and form a ridge 60 having an apex 61 extending laterally between the substantially opposite roof panels 59.
  • the roof 53 is joined along the top edges of the side walls 48 to define, together with the base 40 and side walls, the first chamber 14, having the interior 15. Portions of the roof 53, base 40 and side walls 48 together also define a housing 62 with a central opening axis 64 to visually communicate the interior 15 with an outside observer.
  • the housing 12 is preferably built of a laminate com ⁇ posite material sold under the trademark "FIBERGLASS" by Owens Corning of Toronto, Canada. Incorporating this material into the construction of the enclosure 10 can be useful since it can withstand high winds, severe vibrations, as well as intense ultra-violet radiation. Stiffening material, e.g..
  • balsa is mounted to the inside surface of the chamber 14 and glassed over to create a core of stiffening material to increase the housing's strength to weight ratio.
  • the use of balsa as stiffening material not only increases the stiffness of the housing 12 while concurrently reducing its overall weight but also provides additional insulative qualities.
  • an enclosing panel 66 of visually transparent material is mounted across housing opening 62 and between the roof 53 and the base 40 to environmentally isolate, while visually communi ⁇ cating, in combination with portions of the side walls 48, the interior 15 of the chamber 14.
  • the enclosing panel 66 is mounted across housing opening 62 and includes an external surface 67 which is at an angle from the vertical generally slightly off the orthogonal to the opening central axis 64 to reduce the glare apparent to observers of the video monitors 16-.
  • the enclosing panel 66 has parallel sides and may be angled between about eight degrees to about ten degrees relative the opening central axis 64.
  • the enclosing panel 66 can be any visually transparent material, for example material of the type similar to laminated safety glass.
  • the enclosing panel 66 may be hinged or pivotally mounted along a first or bottom edge panel 68 to the base 40 to allow access into the interior 15 of the chamber 14.
  • a platform 70 positioned within the interior 15 of chamber 14 is a platform 70.
  • the platform 70 provides a generally horizontal platform top surface 72 upon which the television monitor 16 may be mounted.
  • the platform 70 may be in the form of an extension of the support column 24 into the chamber 14 a sufficient distance to provide the required viewing angle as discussed more fully elsewhere in this applica ⁇ tion.
  • the second support end 28 may not be canted or tilted.
  • the platform 70 may be in the form of a pedestal member extending upward from the base 40 of the chamber 14.
  • a heating or thermostatic system 76 is placed in fluid communication with the chamber 14 to provide or maintain a constant temperature therein.
  • the thermo ⁇ static system 76 may include a heating element 78 connected to a thermostat or rheostat 80.
  • Fans 82 in fluid communication with the interior 15 of the first chamber 14 circulate the air within the chamber 14.
  • the heating element 78 may be in the form of two conventional 1500 watt heaters. These heating elements 78 may be mounted to the front portion 84 of the platform 70.
  • the fans 82 may circulate the heated air in a manner indicated by the arrows 83 to impinge upon the enclosing panel 66 to maintain the panel in a defrosted condition by reducing the condensation that may form on the inside surface of the enclosing member.
  • either a second thermostat or a dual stage thermostat electrically connected to the heating element 78 in the form of 2000 watt heaters, enables the thermostatic system 76 to maintain a constant temperature within the interior 15, even when environmental conditions are unusually extreme.
  • the hood 18 extends downward and outward from the housing 12 to minimize reflective glare off the screens of the video monitors, i.e., enable the observer to view the television monitor 16 positioned within the chamber 14 while concurrently preventing glare, direct sunlight, and other adverse weather conditions from entering the interior 15 of the chamber. While a separate hood 18 may be mounted before the enclosing panel 66, in the preferred embodiment, portions of the top front panel 56, side walls 48 and the base 40 are joined to form hood 18 and define the visually communicating passageway 19 and hood opening 96.
  • the hood 18 has substantially parallel sides which extend from the housing opening 62 to terminate at the hood opening 96.
  • the hood 18 extends a sufficient distance before the chamber to prevent penetration of light rays from entering the first chamber 14.
  • the equation L H cotangent theta describes the general relationship between the length of the roof 18, the angle theta and" the height "H".
  • the length of the hood is defined as the length "L”.
  • the angle theta is defined by the plane described generally by the front roof panel 56 and the plane generally parallel to the plane of the top surface 72 of the platform 70; or, alternatively, by the angle defined by a central screen axis 97 of the monitor 16 and the central opening axis 64.
  • the height "H” is defined and the distance between the platform surface 72 and the top of the interior 15. "H” should be greater than the vertical dimensions of the television monitor 16 positioned within the interior 15.
  • the top front panel 56 may be constructed to extend forward from the ridge 60 or apex 61 a distance of about seventy-three inches and an angle of about fifteen to about thirty degrees, preferably about twenty-two and a half degrees, from the horizontal for an interior 15 sized to enclose a thirty or thirty-two inch television monitor 16.
  • This configuration effectively positions a leading roof edge 90 of the hood 18 at approximately the same horizontal level or below the bottom of the televi ⁇ sion monitor 16.
  • the leading edge 90 of the roof may extend outward a distance of about thirty inches further than the leading edge 92 of the base 40 to angle a side wall leading edge 10 between about forty to about fifty degrees relative to the orthogonal to the central opening axis 64.
  • the top front panel 56 is configured to create a slight bow to the ridge 60, i.e. - the ridge 60 extending between substantially opposite first and second side walls 44a and 44b to crest at apex 61 in a generally lateral plane in cross- section.
  • This sloping and slight bowing of the roof 53 contributes to the structural strength of the roof and helps it resist deformation under accumulated material, such as snow or sleet.
  • the slight slope also helps minimize the accumulation of materials thereon and facilitates the run-off of precipitation from the roof panels 56 and 58.
  • the slope may be included in a top surface 60a of the roof 53.
  • the width of the housing 12 is sufficiently sized to enable the positioning of a plurality of television monitors, for example at least three monitors 16a, 16b and 16c, having respective screens 106a, 106b, 106c positioned laterally between opposite side walls 44a and 44b.
  • the telecommunications system 9 includes a video control system 110 to enable the plurality of television monitors 16 to selectively display synchronized or independent images on their respective screens 106.
  • a video control system of the type manufactured by Nexus Display Systems of Vancouver, British Columbia, Canada is sufficient for the purposes of this invention.
  • a signal source 112 is electrically connected with a first end 114 of a signal connector 116 to provide video or signal source material. Any conven ⁇ tional signal source is sufficient for the purposes of this invention.
  • the signal source 112 may be in the form of one or more computers, video cameras, video tape players/recorders, video disc players, cable or antennae feeds remotely located from the enclosure system 10.
  • the video signal feed is communicated along the signal connector 116 to a processing center 118, which is electrically connected with a second end 120 of the signal connector 116.
  • the signal feed from the various signal sources may be distributed by the proces ⁇ sing center 118 to the individual video monitors 16a, 16b, and 16c, along monitor feeds 122a, 122b, and 122c, respectively, according to the desires by the operator.
  • the processing center 118 upon the commands of the operator, can provide an independent signal feed to one or various monitors 16, or the create, parcel and distribute a composite image amongst the individual monitors 16.
  • the processing center may be controlled remotely through remote control 123 in electrical communication therewith.
  • the processing center 118 may also include central processing unit 124 to automatically effectuate or control the selection and distribution of the signal feed amongst the monitors 16.
  • the central processing unit 124 may, after predetermined periods of time, switch the signal feed from amongst various signal sources, or switch between distributing the images independently or forming a composite image.
  • the video signal source and the processing center may both be located remote from the enclosure 10, with only the final signals conveyed individually to the television monitors 16 through electrical conduit 33.
  • the processing center 122 electrically connected to the video source thorough signal feed line 36 housed within conduit 33, may be located within the environmental enclosure 10.
  • a rear door 130 pivotally mounted to the shell 12 may be formed in portions of the panels 34 substantially opposite from the enclosing panel 66 to allow an alternative avenue of access into the interior 15 of the chamber 14.
  • Hydraulic door lifts 132 having a first end connected to the rear door 130 and a second end mounted to the shell 12 may be used to facilitate the movement of the rear door from a first of closed position to a second or open position. Care should be taken in the construction of the enclosing panel 66 and. the rear door 130 to insure that the chamber 14 is maintained insulated or isolated environmentally.
  • a sliding member 138 may be mounted upon the top surface 72 of the platform 70 to facilitate access to the television monitor 16 mounted thereon.
  • FIG. 7 An alternative embodiment of the housing 12 is shown in FIG. 7.
  • a recess 144 and a plurality of base mounting apertures are defined in the anchoring portion 44 of base 40.
  • the recess 144 is shaped or formed to conform to and snugly receive the second end 28 of the support column 24.
  • the recess 144 may be defined in part by a rear retaining lip 145 and a front retaining wall 147. Rear retaining lip 145 and front retaining wall 147 may be integrally formed within the anchoring portion 44.
  • a mounting plate 148 includes a generally planar portion 151 having a plurality of mounting bolts 152 extending generally outward therefrom and positioned " to concurrently extend through corresponding base mounting apertures 146 formed or defined in the anchoring portion 44 of the base 40 and support mounting apertures 153 formed in the second support end 28.
  • Conventional bolts 154 threadingly engage the mounting bolts 152 to mount the housing 12 to the second support end 28 of the support column 24.
  • the structural integrity of the mounting is increased by forming the anchoring portion 44 about the planar mounting plate portion 151, for example by glassing over the mounting plate while forming the base.
  • the base 40 includes the platform 70 for supporting the television monitor 16 and thereon.
  • the platform 70 is spaced apart from the mounting plate 148 by a plurality of reinforcing base support ribs or walls 160.
  • the base ribs 160 extend upward to space apart and provide support for the platform 70 and the television monitors 16 upon the mounting plate 148.
  • Base conduit 161 extends from the support 20 to protect the power line and signal feed lines, not shown, connected with the televisions monitors 16.
  • Portions of the platform 70, the mounting plate 148, the base 40 and the base reinforcing ribs 160 define a base cavity 162, therebetween.
  • Retaining ledge 164 extends upward from a first or front portion 166 of the platform 70 to define, together with sloping interior base wall 170, heater aperture 172.
  • the heating element 78 received within the heater aperture 172, is directed to impel warmed air generally parallel to the plane of the enclosing panel 66.
  • the air is circulated as indicated by arrows 83, by fan 82 mounted on the interior of the top back panel 58.
  • the rigidity or integrity of the housing 12 is further increased by the incorporation of a plurality of reinforcing roof ribs 170 in the structure of the housing 12.
  • a plurality of reinforcing roof ribs 170 may also be present.
  • the reinforcing base ribs 160 include a plurality of longitudinal base ribs 178 and lateral base ribs 180 which criss-cross generally orthogonal to one another to form a support lattice 182.
  • the lateral base ribs 180 and longitudinal base ribs 178 together define a plurality of individual cavities 184 therebetween.
  • Heater apertures 172 and a base conduit aperture 186 are defined within the platform 70 as earlier described.
  • the present invention represents a significant advance in the field of telecommunications.
  • the present invention provides a means to adapt environ- mentally sensitive telecommunications equipment to the alpine environment.
  • television monitors 16 have been described, other environmentally sensitive equip ⁇ ment, for example, light emitting diodes, rear screen projection systems, computers, computer terminals or video cameras can also be protected by use in combina ⁇ tion with the structure embodying the novel concepts of the present invention.
  • other environmentally sensitive equip ⁇ ment for example, light emitting diodes, rear screen projection systems, computers, computer terminals or video cameras can also be protected by use in combina ⁇ tion with the structure embodying the novel concepts of the present invention.
  • the presently preferred embodiments of the invention have been described by way of example, various modifications may be made without departing from the spirit and scope of the invention. Accordingly, the present invention is not limited except as by the appended claims.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

Dispositif servant à protéger des équipements de télécommunications installés à l'extérieur en milieu montagneux. Ce dispositif comprend une première enceinte (12) délimitant une chambre (14) qui reçoit l'équipement électronique (16) et permet l'accès à ce dernier. Un capot (18) qui abrite l'intérieur de la première chambre (14) de la lumière directe du soleil s'étend devant une ouverture d'observation ménagée dans la coque de l'enceinte. Un système thermostatique (76) servant à maintenir une température constante à l'intérieur de la première chambre (14) est en communication par fluide avec cette dernière.
PCT/US1992/002279 1991-03-20 1992-03-20 Enceinte de protection contre les intemperies WO1992017026A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US67253891A 1991-03-20 1991-03-20
US672,538 1991-03-20

Publications (1)

Publication Number Publication Date
WO1992017026A1 true WO1992017026A1 (fr) 1992-10-01

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ID=24698987

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1992/002279 WO1992017026A1 (fr) 1991-03-20 1992-03-20 Enceinte de protection contre les intemperies

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WO (1) WO1992017026A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0890304A3 (fr) * 1997-07-03 1999-12-29 Volker Boekhoff Methode et dispositif pour l'automatisation de l'élevage agricole d'animaux
EP1722559A1 (fr) * 2005-05-11 2006-11-15 Global display Solutions S.p.A. Dispositif d'affichage amélioré pour usages intérieurs et extérieurs
NL1029516C2 (nl) * 2005-07-14 2007-01-16 Tvskin V O F Inrichting voor het ten minste gedeeltelijk afschermen van een televisie.
FR2963603A1 (fr) * 2010-08-03 2012-02-10 Eri Dispositif d'affichage video, notamment pour la surveillance de la montee et de la descente des voyageurs d'un train

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4657316A (en) * 1983-11-25 1987-04-14 Nixdorf Computer Ag Viewing screen with a swiveling screen housing
US4716493A (en) * 1985-05-21 1987-12-29 Philip Zelkowitz Electronic instrument housing
US4865420A (en) * 1986-10-10 1989-09-12 Schmidt Michael R Wood for video screen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4657316A (en) * 1983-11-25 1987-04-14 Nixdorf Computer Ag Viewing screen with a swiveling screen housing
US4716493A (en) * 1985-05-21 1987-12-29 Philip Zelkowitz Electronic instrument housing
US4865420A (en) * 1986-10-10 1989-09-12 Schmidt Michael R Wood for video screen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0890304A3 (fr) * 1997-07-03 1999-12-29 Volker Boekhoff Methode et dispositif pour l'automatisation de l'élevage agricole d'animaux
EP1722559A1 (fr) * 2005-05-11 2006-11-15 Global display Solutions S.p.A. Dispositif d'affichage amélioré pour usages intérieurs et extérieurs
NL1029516C2 (nl) * 2005-07-14 2007-01-16 Tvskin V O F Inrichting voor het ten minste gedeeltelijk afschermen van een televisie.
FR2963603A1 (fr) * 2010-08-03 2012-02-10 Eri Dispositif d'affichage video, notamment pour la surveillance de la montee et de la descente des voyageurs d'un train

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