EP2399064A1 - Diffuseur lumineux gonflable - Google Patents

Diffuseur lumineux gonflable

Info

Publication number
EP2399064A1
EP2399064A1 EP10705343A EP10705343A EP2399064A1 EP 2399064 A1 EP2399064 A1 EP 2399064A1 EP 10705343 A EP10705343 A EP 10705343A EP 10705343 A EP10705343 A EP 10705343A EP 2399064 A1 EP2399064 A1 EP 2399064A1
Authority
EP
European Patent Office
Prior art keywords
ring
bag
light diffuser
valve
adapter
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP10705343A
Other languages
German (de)
English (en)
Other versions
EP2399064B1 (fr
Inventor
Uwe Hagenbach
Bernhard Grill
Manfred Amling
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lichttechnik-Vertriebs Hagenbach & Grill GmbH
Original Assignee
Lichttechnik-Vertriebs Hagenbach & Grill GmbH
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 Lichttechnik-Vertriebs Hagenbach & Grill GmbH filed Critical Lichttechnik-Vertriebs Hagenbach & Grill GmbH
Priority to EP12160123.1A priority Critical patent/EP2479483B1/fr
Priority to EP12160132.2A priority patent/EP2479484B1/fr
Publication of EP2399064A1 publication Critical patent/EP2399064A1/fr
Application granted granted Critical
Publication of EP2399064B1 publication Critical patent/EP2399064B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
    • F21V3/023—Chinese lanterns; Balloons
    • F21V3/026—Chinese lanterns; Balloons being inflatable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/20—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by toggle-action levers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/007—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for shipment or storage
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios

Definitions

  • the present invention relates to a light diffuser, comprising a holding device and an attachable to the holding device, at least partially translucent, inflatable bag, the holding device comprising a translucent disc, glass pane in particular adapter ring on the one hand for attachment to a headlight and on the other hand for substantially airtight connection of the inflatable bag.
  • Such a light diffuser is known from EP 1 194 717 B1 attributed to the Applicant.
  • the inflatable bag must be attached to the adapter ring in a substantially airtight manner.
  • the provided in the adapter ring translucent disc, in particular heat-resistant glass defines the light inlet opening of the inflatable bag.
  • the bag takes in the inflated state preferably a substantially cylindrical, spherical or hemispherical shape, but also the shape of a cone or a truncated cone.
  • a pressure gas connection and an electronically actuated valve for gas supply is arranged at the adapter ring of the known device, wherein a first pressure sensor determines the building up internal pressure at fixed to the ring bag and then delivers a shutdown signal when an adjustable or specifiable maximum pressure value is reached so that the filling of the bag is automatically completed, regardless of whether and to what extent a button for actuating the valve is still active or not.
  • the mentioned button can be manually activated for gas filling or gas refilling, providing an automatic limit.
  • the present invention has the object to provide a light diffuser of the type mentioned above, in which connect in a very simple manner the bag light airtight on the adapter ring of the holding device leaves. Furthermore, it is the task to simplify the facial expressions for the inflation and the pressure control.
  • the first object is achieved by the characterizing features of claim 1, wherein advantageous structural refinements and details are described in the dependent claims. Due to the construction according to the invention, it is no longer necessary to attach the bag of light with a kind of hose clamp on the adapter ring of the holding device. The construction of the invention is considerably more advantageous in terms of handling, but also in terms of airtightness. Also, the design effort is significantly lower, the embodiment of claim 14 is downright minimalist.
  • the adapter ring comprises only a few components, namely an annular disc, a retaining ring, a glass pane and a Flachdichti ⁇ ng. These parts are held together by evenly distributed over the circumference arranged screws.
  • the flat sealing ring has a double function. On the one hand, it serves to seal the glass pane and, on the other hand, serves as a ring support surface for the light bag or a fastening ring assigned to the light bag.
  • the fastening ring provided according to the invention by means of which the end of the light bag which can be connected to the adapter ring is hermetically sealed, preferably consists of two Sheet metal rings, each made of a sheet metal strip or sheet metal strip. Between these two sheet metal rings, the associated end portion of the light bag is clamped airtight.
  • the metal rings are made of aluminum or stainless steel.
  • between the outer ring and bag and / or between the inner ring and bag each have a sealing layer, in particular silicone layer arranged so that not only the interface between the outer ring and bag and / or inner ring and bag, but also passages or holes for receiving rivets, screws, valves or air connections are each sealed peripheral edge side.
  • the mentioned sealing layer thus ensures an airtight fixation of the end portion of the light bag with a simultaneous shape stability of this end portion for the purpose of an airtight connection to the adapter ring of the holding device.
  • the radially on the adapter ring i. approximately perpendicular to the longitudinal center axis of the adapter ring extending sealing surface is preferably od by a flat ring seal made of silicone, rubber.
  • a flat ring seal made of silicone, rubber.
  • Elastic sealing material formed.
  • the inventively provided snap fasteners are preferably formed by clamp closures, the straps are hinged either on the mounting ring or the adapter ring, the free strap ends, which are hook-like, for locking the light bag or the associated mounting ring on the adapter ring either one on the adapter ring or on the mounting ring behind the trained peripheral edge.
  • a particularly advantageous embodiment is further characterized in that the holding device comprises a bearing ring for rotatably receiving the adapter ring around its central longitudinal axis.
  • This embodiment is always suitable when the bag of light comprises opaque sections. Then the orientation of the light is variable as in a pivotally mounted headlight.
  • FIG. 1 shows a first embodiment of a holding device according to the invention for a light diffuser in a perspective view
  • FIG. 2 shows a part of the device according to FIG. 1 in the scanned schematic section
  • Fig. 3 shows an embodiment of a preferably used
  • Fig. 4 shows a second embodiment of an inventive design
  • FIG 5 shows a part of the device according to FIG 4 in scliematischen longitudinal section.
  • Fig. 6 + 7 a preferred double valve used in a perspective view from the front or outside on the one hand and from the inside or behind the other;
  • Fig. 8 + 9 the dual valve according to Figures 6 and 7 respectively in longitudinal section, on the one hand in the closed position and the other in the open position for ventilation or for inflating the associated light bag.
  • a first imple mentation of a light diffuser 1 consisting of a holding device 2 and a connectable to the fixture, at least partially translucent, inflatable bag 3, wherein the holding device 2 comprises a translucent and heat-resistant glass 5 comprehensive adapter ring 4 on the one hand for attachment to a headlight and on the other hand for airtight connection of the inflatable light bag 3 includes.
  • an annular retaining flange 32 is arranged, and that at a distance from the adapter ring 4. This retaining flange is used for connection to the headlight, not shown.
  • the connectable to the adapter ring 4 end of the light bag 3 is airtight enclosed by a mounting ring 6 by means of at least three, here eight evenly distributed over the circumference arranged quick fasteners in the form of clamping yoke closures 7 against a radially extending sealing surface. 8 can be tensioned on the adapter ring.
  • the fastening ring 6 comprises an inner sheet metal ring 10 and outer sheet metal ring 9. Between these two sheet metal rings, the associated end section of the light bag 3 clamped airtight (see Fig. 2).
  • the sealing surface 8 extending radially on the adapter ring 4 is formed by a flat-ring seal made of silicone, rubber or the like.
  • the quick fasteners 7 are each defined by clamp closures, the bracket 12 are hinged in the embodiment according to Figures 1 and 2 on the mounting ring 6, wherein the associated articulation device riveted to the outer mounting ring 9 (rivets 11 in Fig. 2).
  • the free bracket ends 13 of the bracket 12 engage behind the locking of the light bag 3 and the associated attachment ring 6 on the adapter ring 4 a formed on the adapter ring 4 peripheral edge 15th
  • the adapter ring 4 itself is formed in the embodiment according to Figures 1 and 2 by an annular disc 27 and a retaining ring 28, between which the glass pane 5 and between the glass pane 5 and washer 27 of the flat sealing ring 8 are held together by clamping.
  • the annular disc 27 and the flat sealing ring 8 are radially outwardly beyond the glass pane 5 and the glass retaining ring 28 to form a ring support surface for the light bag 3 associated mounting ring 6.
  • the mounting ring 6 is accordingly with its free end edge through the clamping yoke seals 7 against the elastic flat sealing ring 8 pressed according to Fig. 2.
  • the light bag 3 is airtight connected to the adapter ring 4 along the circumference of the mounting ring 6. Since the glass sheet 5 is also attached airtight to the adapter ring 4, the interior of the light bag 3 can be hermetically sealed against the external environment.
  • a check valve 17 can be mounted within a through hole 47 in the mounting ring 6, which opens under a predetermined internal pressure, this check valve 17 is effective depending on the mounting position either as a pressure relief valve or as an inflation valve.
  • the non-return valve 17 serves as a pressure relief valve. It comprises a valve housing 18 with a valve body 19 on the one hand and a sleeve-like adapter 20 for connecting a compressed air source, in particular an air pump, on the other hand, wherein when mounting the check valve 17 of the mounting ring 6 is clamped fluid-tight between Ventilge- housing 18 and sleeve-like adapter 20.
  • the fluid seal between mounting ring 6 on the one hand and check valve 17 on the other hand is ensured by the sealing ring shown in Fig. 3, specifically O-ring 21.
  • the valve body 19 comprises a valve disk 33, which is pressed by a compression spring 34 against a sealing surface within the valve housing 18.
  • a sealing ring 35 is disposed between the valve disk 33 and the housing sealing surface. This is preferably made of silicone od. Like. Elastic material.
  • Compression spring 34 from the housing sealing seat. Air can then dodge out of the bag of light to the outside until an internal pressure predetermined by the compression spring 34 is reached again.
  • the pressure relief valve 17 opens from about 35 mbar.
  • the adapter sleeve 20 In reverse mounting position, the adapter sleeve 20 are outside and the valve housing 18 together with the valve body 19 inside. To the adapter sleeve then an air pump od. Like. Compressed air source can be connected to inflate the bag 3.
  • two check valves of the type shown here are provided on the mounting ring, respectively in the reverse mounting position, so that the one check valve as an inflation valve and the other Check valve is effective as a pressure relief valve. Reference is made in this regard to Fig. 1, where this reverse mounting position of the check valve 17 can be seen.
  • FIGS. 4 et seq. Differs from that according to FIGS. 1 et seq. Primarily by the somewhat different design of adapter ring 4 and associated fastening ring 6.
  • the adapter ring 4 is designed like a pot according to FIG. 5, wherein the bottom comprises an annular opening 29, which is hermetically sealed by the glass pane 5 with the interposition of a ring seal 30.
  • the free edge of the cup-shaped adapter ring 4, which faces the light bag 3, is bent outward to form an annular surface 31 for the flat sealing ring 8, against which the light bag 3 associated mounting ring 6 is airtight clamped.
  • the free end section of the light bag 3 is clamped between the outer and inner sheet metal rings 9, 10 with the interposition of a sealing compound in the manner described above.
  • the cohesion between the outer and inner metal ring is made by rivets 11.
  • the rivet passages are sealed by the aforementioned sealants between light bag 3 on the one hand and the outer and inner metal ring on the other.
  • the embodiment according to Figures 4 and 5 is also characterized by the fact that the holding device 2 comprises a bearing ring 16 for rotatably receiving the adapter ring 4 about its central longitudinal axis around.
  • the bearing ring 16 is divided into two, so that the adapter ring 4 is very easy to mount on the annular retaining flange 32. For this purpose, only the bearing ring 16 must be opened. Of course, the same applies to a disassembly or replacement of the adapter ring. 4
  • a two-fold valve 23 is mounted in the adapter ring 4, which on the one hand opens outwards under a predetermined pressure inside the inflatable light bag 3, ie acts as a pressure relief valve, on the other hand from the outside in an opening position can be brought, in which the bag of light 3 can be emptied both inflatable and accelerated.
  • the dual valve 23 has two counteracting valve bodies 24 and 25, whose operation is apparent from Figures 8 to 11.
  • the one valve body 24 is effective within the other valve body 25.
  • the outer wing body 25 defines the valve housing.
  • the inner valve body 24 and the outer valve body 25 define a check valve corresponding to the check valve of FIG. 3.
  • the outer valve body 25 is shown in Fig. 9 mechanically from the outside from the closed position shown in FIG. 8 in an open position shown in FIG. 9 can be brought. This is done according to FIG. 9 by an outside against the outer valve body 25 pushable Handlcommunerdüse 36. Through this hand-held nozzle, the airbag is accelerated emptying.
  • the hand-held fan nozzle can also be connected to a source of compressed air for reliable filling of the light bag 3.
  • the valve acts as a pressure relief valve according to the pressure relief valve of FIG. 3.
  • the pressure relief valve opens preferably from about 35 mbar.
  • Fig. 10 shows the pressure relief valve in the closed state
  • Fig. 11 in the open state.
  • the air escaping in the light bag in the event of overpressure is indicated by the arrows 37. It can be seen that in this case the valve disk of the inner valve body 24 lifts from the associated sealing seat within the outer cup-shaped valve body 25, whereby the inner pressure relief valve is opened.
  • the inner valve body 24 is also urged by a compression spring 42 in the closed position.
  • This compression spring 42 corresponds to the compression spring 34 in Fig. 3.
  • the valve housing 41 is secured to the inside of the adapter ring 4 with the interposition of a ring seal 43 by means of screws 44, in association with the passage opening 22 in the side wall of the pot-shaped adapter ring. 4
  • FIG. 4 shows that an air control unit 26 can be connected to the adapter ring 4, by means of which the pressure within the light bag 3 can be regulated between a lower and upper limit.
  • the air control device 26 is removable. It regulates the pressure preferably between 15 and 35 mbar. It has one
  • Pressure port 46 which is under a pressure of 0 to 12 bar.
  • the air control unit can be connected either directly or via a heat-resistant ⁇ ⁇ connection hose with the adapter ring or there provided connection or interfaces.
  • the mentioned interfaces comprise two self-closing compressed air couplings for connecting a measuring and a pressure line.
  • the air control unit 26 can be solved in a simple manner of the mentioned interfaces under gleich2eitiger unlocking the measuring and pressure line.
  • peripheral edge on the mounting ring 6 15 peripheral edge on the adapter ring. 4
  • valve bodies (plates) 19 valve bodies (plates) 20 adapters (sleeve)

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Safety Valves (AREA)
  • Check Valves (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Mounting And Adjusting Of Optical Elements (AREA)
  • Portable Outdoor Equipment (AREA)

Abstract

L'invention concerne un diffuseur lumineux (1) composé d'un dispositif de maintien (2) et d'une poche gonflable (3) pouvant être raccordée au dispositif de maintien (2) et au moins partiellement translucide. Le dispositif de maintien (2) comprend une bague d'adaptation (4) comprenant un disque translucide, en particulier un disque en verre (5), d'une part pour la fixation sur un projecteur et d'autre part pour le raccordement essentiellement étanche à l'air de la poche gonflable (3). L'extrémité de la poche (3) pouvant être raccordée à la bague d'adaptation (4) est prise de manière étanche à l'air par un anneau de fixation (6) qui peut être serré contre une surface d'étanchéité (8) disposée radialement sur la bague d'adaptation (4) à l'aide d'au moins trois fermetures rapides (7) réparties de manière à peu près égale sur la circonférence.
EP10705343.1A 2009-02-23 2010-02-22 Diffuseur lumineux gonflable Not-in-force EP2399064B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP12160123.1A EP2479483B1 (fr) 2009-02-23 2010-02-22 Diffuseur de lumière
EP12160132.2A EP2479484B1 (fr) 2009-02-23 2010-02-22 Diffuseur de lumière

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009010209A DE102009010209A1 (de) 2009-02-23 2009-02-23 Lichtdiffusor
PCT/EP2010/052196 WO2010094794A1 (fr) 2009-02-23 2010-02-22 Diffuseur lumineux gonflable

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP12160132.2 Division-Into 2012-03-19
EP12160123.1 Division-Into 2012-03-19

Publications (2)

Publication Number Publication Date
EP2399064A1 true EP2399064A1 (fr) 2011-12-28
EP2399064B1 EP2399064B1 (fr) 2013-04-17

Family

ID=42115711

Family Applications (3)

Application Number Title Priority Date Filing Date
EP12160123.1A Not-in-force EP2479483B1 (fr) 2009-02-23 2010-02-22 Diffuseur de lumière
EP12160132.2A Not-in-force EP2479484B1 (fr) 2009-02-23 2010-02-22 Diffuseur de lumière
EP10705343.1A Not-in-force EP2399064B1 (fr) 2009-02-23 2010-02-22 Diffuseur lumineux gonflable

Family Applications Before (2)

Application Number Title Priority Date Filing Date
EP12160123.1A Not-in-force EP2479483B1 (fr) 2009-02-23 2010-02-22 Diffuseur de lumière
EP12160132.2A Not-in-force EP2479484B1 (fr) 2009-02-23 2010-02-22 Diffuseur de lumière

Country Status (9)

Country Link
US (1) US9086205B2 (fr)
EP (3) EP2479483B1 (fr)
JP (1) JP5592408B2 (fr)
CA (1) CA2753240C (fr)
DE (1) DE102009010209A1 (fr)
DK (1) DK2399064T3 (fr)
ES (2) ES2449315T3 (fr)
PT (1) PT2399064E (fr)
WO (1) WO2010094794A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104344288A (zh) * 2014-09-15 2015-02-11 昆山博文照明科技有限公司 一种新型装饰灯防水装置
US11287103B2 (en) 2019-04-22 2022-03-29 Ism Lighting, Llc. Low wattage balloon work light
CN114114791B (zh) * 2021-11-23 2022-08-16 东莞市标晟塑胶电子有限公司 便携式柔光箱
CN218721024U (zh) * 2022-11-25 2023-03-24 广东思锐光学股份有限公司 一种充气灯

Family Cites Families (12)

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Publication number Priority date Publication date Assignee Title
CN85109702A (zh) 1984-12-07 1986-09-24 罗伯特·尼梅尔 用于气球的附属装置
US4855874A (en) * 1987-06-10 1989-08-08 The F. J. Westcott Company Light modifier and method for modifying light
DE29816562U1 (de) * 1998-09-15 1999-02-11 Licht-Technik Vertriebsgesellschaft mbH, 80805 München Beleuchtungseinrichtung
DE10028357A1 (de) * 2000-05-29 2001-12-20 Licht Technik Vertriebsgmbh Lichtdiffusor
JP3902923B2 (ja) 2001-07-25 2007-04-11 株式会社ライトボーイ 投光機
JP2007335080A (ja) * 2004-09-17 2007-12-27 Light Boy Co Ltd 照明装置
JP4451351B2 (ja) 2005-05-19 2010-04-14 星和電機株式会社 照明器具用の筐体
US20070019403A1 (en) * 2005-07-19 2007-01-25 Boghossian Hratch P Portable lighting apparatus
JP2007157526A (ja) 2005-12-06 2007-06-21 Intercomm Srl 空気で膨張可能な照明バルーン
DE202006011892U1 (de) * 2006-08-03 2006-12-07 Tanklay, Erdogan Aufblasbarer, in seiner Höhe veränderbarer Lichtturm
US7857490B1 (en) * 2009-02-13 2010-12-28 Frontier Lighting Technologies, Llc Collapsible lighting device
US8313203B1 (en) * 2010-11-17 2012-11-20 Thomas Guiney Inflatable device for the diffusion and direction of light

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2010094794A1 *

Also Published As

Publication number Publication date
JP5592408B2 (ja) 2014-09-17
DK2399064T3 (da) 2013-06-03
ES2449315T3 (es) 2014-03-19
EP2399064B1 (fr) 2013-04-17
EP2479484B1 (fr) 2013-11-27
EP2479483B1 (fr) 2013-11-27
EP2479483A1 (fr) 2012-07-25
JP2012518805A (ja) 2012-08-16
WO2010094794A1 (fr) 2010-08-26
US9086205B2 (en) 2015-07-21
US20120134160A1 (en) 2012-05-31
CA2753240C (fr) 2017-05-30
CA2753240A1 (fr) 2010-08-26
EP2479484A1 (fr) 2012-07-25
PT2399064E (pt) 2013-05-10
DE102009010209A1 (de) 2010-09-02
ES2420995T3 (es) 2013-08-28

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