EP2927565A1 - Verstellbare leuchte - Google Patents
Verstellbare leuchte Download PDFInfo
- Publication number
- EP2927565A1 EP2927565A1 EP15161600.0A EP15161600A EP2927565A1 EP 2927565 A1 EP2927565 A1 EP 2927565A1 EP 15161600 A EP15161600 A EP 15161600A EP 2927565 A1 EP2927565 A1 EP 2927565A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- luminaire
- lamp module
- interface
- tilt
- adjustable recessed
- 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.)
- Withdrawn
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
-
- 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
- F21V17/14—Bayonet-type fastening
-
- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/30—Pivoted housings or frames
-
- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
- F21V21/04—Recessed bases
- F21V21/041—Mounting arrangements specially adapted for false ceiling panels or partition walls made of plates
- F21V21/042—Mounting arrangements specially adapted for false ceiling panels or partition walls made of plates using clamping means, e.g. for clamping with panel or wall
- F21V21/044—Mounting arrangements specially adapted for false ceiling panels or partition walls made of plates using clamping means, e.g. for clamping with panel or wall with elastically deformable elements, e.g. spring tongues
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Definitions
- the present invention relates to an adjustable luminaire.
- present invention relates to twisting in and out a lamp module from the front side of a luminaire by means of two laterally protruding bosses on the rim side of the lamp module which can be bayonet twisted in a luminaire by means of a mechanical feature integrated in the two leave springs.
- the cap In conventional lamps, the cap usually performs both the electrical and mechanical roles, or in case only electrical then the mechanical interface (e.g. the mounting rim of a PAR or MR lamp) does not permit tilting. Tilting mechanisms are provided by the luminaire itself, not by an interface between the lamp and the luminaire.
- some types of traditional luminaires function with an additional metal flexible clip which squeezes the lamp module rim between a surface of the luminaire and the clip.
- the metal clip snaps in a sideway groove in the luminaire. It is somehow difficult to replace the lamp module from the front side.
- Other types of luminaires need to be taken out of the ceiling for replacement of the lamp at the end of lifetime.
- Another kind of luminaire uses a combination of a spring system to push the lamp against a luminaire front part which can be removed from the front of the luminaire.
- An adjustment mechanism for a recessed light fixture comprises a housing, a first pivoting mechanism connected to the housing, a slotted pivot member connected to the first pivoting mechanism, an articulating lamp support movably connected to the slotted pivot member for translation and pivoting of the articulating lamp support, the slotted pivot member having two non-parallel slots for moving the articulating lamp support about a variable pivot point.
- the invention is a support for LED lighting bodies comprising a containment frame for an orientable body suited to support LED lighting bodies and to swing with respect to said frame around at least one rotation axis (X), varying the inclination of the focal axis of the LEDs with respect to the normal (Y) to the support, through a means suited to adjust the position of said orientable body.
- Said adjusting means comprises a pin or screw directly resting on said orientable body.
- a lighting apparatus with variable orientation in particular for street lighting comprises a lighting body, provided with at least one light source, applied to a support element, such as a post or an arm, through a support which comprises a first portion or outer shell, suitable for engaging with the lighting body, and a second inner portion or locking sleeve, suitable for being stably applied to an end of the support element, the first and second portion being hinged together at a fixed point, or pivot, as well as adjustment means of the relative inclination between said two portions.
- a support element such as a post or an arm
- An angle-adjustable recessed lamp structure comprises: a lamp bulb, a lamp holder, a rotatory carrier, and a mounting base.
- the rotatory carrier is securely screwed onto a track frame, which has a hollow sliding slot on the center of the arc-shaped body.
- the track frame is securely screwed on the fixing base via a fixing plate that locates on the rearward of the track frame.
- the fixing plate has two holding notches extending downward from both ends thereof for holding and positioning a rotation shaft.
- the rotation shaft is securely coupled with the coupling portion to enable the lamp holder to be rotatable by using pivotal connection between the rotatory carrier and the lamp holder.
- the lamp holder is upwards/downwards rotatable along the sliding slot within approximate 70 angles.
- a recessed light fixture including a base plate mountable in an opening in a room ceiling or wall, with the base plate having a front surface substantially flat and aligned with the ceiling or wall surface when mounted thereon, and a light opening through the base plate wherein the edge of the light opening is a sharp edge with the back surface tapering away from the front surface around the light opening at an angle of less than 45 degrees.
- a curved dome is adjacent the base plate back surface and centered on the light opening.
- a ring is mounted to the base plate for selected rotation around the light opening, and a support track between the curved dome and the base plate is secured on its lower end to the ring and curved up and toward the light opening from its lower end.
- a socket support is mounted for adjustable movement on the support track, and a light socket is mounted to the socket support whereby a lamp in the socket emits light through the light opening.
- An adjustable light fixture includes a fixture assembly, a rotation adjustment assembly, and an angle adjustment assembly.
- the rotation adjustment assembly is configured to receive a lamp, orient the lamp relative to the fixture assembly, and maintain the orientation of the lamp relative to the fixture assembly when the lamp is removed and replaced.
- the angle adjustment assembly is movably connected to the fixture assembly and is configured to adjust the angle between the fixture assembly and the rotation adjustment assembly.
- a method of relamping an adjustable light fixture includes providing an adjustable light fixture, installing a lamp in the rotation adjustment assembly from above or below the adjustable light fixture, and adjusting the rotational or angular orientation of the fixture.
- Primary object of the present invention is to provide a lamp module that can be easily removed at the end of lifetime without replacing the whole luminaire
- Another object of the present invention is to provide an adjustable luminaire, which facilitates replacement of the lamp module from the front side of the luminaire by means of an interface between the lamp module and luminaire.
- Yet another object of the present invention is to provide separation of the electrical and mechanical interfaces of the lamp with the luminiare for additional functionality.
- Another object of the present invention is to provide modular approach of screwing or twisting different shapes of decoration rings on the same fixation ring to personalize luminaire to specific needs.
- Another object of the present invention is to make possible replacement of damaged building block without replacing the whole luminaire making recyclability much easier.
- twisting in and out a lamp module from the front side of a luminaire by means of laterally protruding bosses on the rim side of the lamp module which can be bayonet twisted in a luminaire with the help of a mechanical component preferably integrated in the two leave springs.
- the axis through the protuding bosses serves as a pivot rotation axis to allow tilting of the lamp module.
- the mechanical feature in the leave spring has two functions i.e. bayonet feature and rotation axis for tilting.
- the combination of two features into the laterally protruding bosses on the side of the lamp module serve not only to fix the lamp into the luminaire by bayonet action, but also the dual function of acting as the pivot of rotation for the tilting mechanism.
- a new integrated downlight LED system comprising of a lamp module with a base preferably a GU10 socket
- the present invention is directed to an adjustable recessed luminaire.
- the invention facilitates replacement of the lamp module from the front side of the luminaire by means of a mechanical interface between the lamp module and the luminaire.
- the interface comprises of pivot rotation interface and rotating interface.
- the pivot rotation interface constitutes two laterally protruding bosses of the lamp module and a mechanical lock-in slot created in the leave spring to handle two functions (bayonet screw in and out and rotation axis).
- the rotating interface is created by an additional tilt spring which is mounted on the fixation ring of the luminaire and preferably snaps in the grooves of the heatsink.
- FIG. 1 showing an integrated downlight LED system according to the present invention comprising of a lamp module with a base preferably with a GU10 socket (S 1 ) having LED emitters, led board, electrical components preferably including electronic driver, secondary optics, heatsink (1), base, connectors and a luminaire.
- luminaire which is adjustable having atleast one fixation ring, at least two leave springs, atleast one tilt spring (preferably two) (2) and a decoration ring (3) of any shape for example round, square without restricting scope of the invention to the same.
- the pivot rotation interface is created by atleast two laterally protruding bosses preferably on the rim of the lamp module and the mechanical lock-in slot is provided in the leave spring to handle the functions of bayonet screw in and out and rotation axis.
- the pivot rotation interface is created by atleast two laterally protruding bosses preferably on the rim of the lamp module and the mechanical lock-in slot created in the tilt spring to handle the function of bayonet screw in and out and rotation axis.
- the present invention provides separation of the electrical and mechanical interfaces of the lamp with the luminiare so as to add extra functionality.
- Tilting can be performed by creating a mechanical interface between the lamp module and the luminaire.
- the pivot rotation axis is created by the two laterally protuding bosses of the lamp module together with the mechanical feature integrated in the leave spring.
- the lamp module can rotate in preferably discrete steps by an additional tilt spring which is mounted on the fixation ring and which snaps in the indent grooves in the heatsink outer surface.
- a smooth rotation of the lamp module is of course also possible with the removal of the indents in the heatsink area as the interface is based on friction between the tilt spring and the heatsink surface.
- Fig. 2 indicates front, back and iso view of the lamp module.
- the lamp module has a special designed heatsink which has two flat planes and is optionally provided with indent grooves.
- the heat sink is a cylindrical body with a plurality of fins (F) on its outer surface, number of which is according to the requirement.
- the indent grooves (I) are positioned in the upper part of the heat sink on both sides. The indent grooves are preferably (but not necessarly) needed for interaction with the tilt spring to rotate the lamp module.
- the indent grooves could have also any other shape such as protruding slots or spherical bumps or spherical indents to perform the same tilting mechanism.
- the indent grooves are patterned around the lamp module rotation axis. In this configuration each slot is patterned over a particular step angle.
- the heatsink can also be snap fitted to a front ring on the front side of the module wherein the ring is preferably made of plastic. This feature allows the customer to choose the finish of the front ring (e.g. white matt, brushed alu or chrome or any other customized finish). Perfect color matching can be done between the front and decoration ring.
- the aspect that the color of the front and decoration ring can be played with has a more stylish approach as compared to conventional luminaires.
- the leave springs serve two functions. First function is to fixate the luminaire in the ceiling by bending the springs to a circular shape as shown in fig. 4 . It can work in concrete as well as in wooden ceilings without restricting scope of the invention to the same.
- the second function integrated in the spring is a twist and lock feature for aligning and fixating the lamp module in the luminaire as shown in fig. 6 .
- the fixation ring has a multitude of slots (1) on the outer edge to screw the decoration ring thereon.
- This modular approach of screwing different shapes of decoration rings on the same fixation ring makes it possible to personalize luminaire to one's specific needs.
- the decoration and front ring is preferably made out of plastic (PC or ABS or PC/ABS blend) therefore different coatings or paintings or plastic foils can be applied to it, making almost every finish possible.
- Most luminaires currently available are made out of metal (inclusive the front side) which are painted or anodized or brushed or chromed having less finish possibilities than according to new approach of present invention.
- the lamp module has two cylindrical pins which act as the rotation axis for tilting and fixation in the luminaire.
- the cylincrical pins require to be inserted in the slots (preferably two) (2) of the fixation ring.
- the lamp module is fixated by the two twist and lock features (T) in the two leave springs as in fig. 6 .
- the lamp module can be easily taken out by twisting it in the reverse direction, which makes it possible to remove the lamp module at the end of lifetime without replacing the whole luminaire.
- the tilt spring can be snap fitted on the fixation ring by two sideways snap fit lugs(S). It is held in position by a plurality of middle lugs (M) which make contact with the vertical walls of the chamber of the fixation ring to avoid movement in the horizontal plane.
- FIG. 8 in which tilt springs making contact with heatsink (left) and detail protruding section interacting with the heatsink grooves (right).
- the tilt lug (L, fig.6 ) snaps in the indents of the heatsink. It has a counterpart protruding section mostly identical to the shape of the heatsink groove. It is obvious that in case the shape of the heatsink grooves is changed, the shape of the protruding section of the tilt lug also needs to be adapted.
- the tilt spring is made preferably out of spring steel.
- the lamp module can be rotated around the cylindrical pins as it is locked in by the shape of the twist and lock feature after twisting it.
- the two tilt springs move a little sideways making it possible to jump from groove to groove on the heatsink area.
- the tilt lugs exert continuously a sideway force on both sides of the heat sink.
- the protruding section of the tilt springs are positioned in this example in the same plane as the rotation axis of the lamp. However, it is apparent to a person skilled in the art that this system could also work if the tilt springs are positioned perpendicular or at any other angle to the rotation axis of the lamp module.
- Fig. 9 shows a cut section through the indents of the heatsinks grooves and tilt spring showing the overlap.
- tilt position of the lamp module is displayed at 17.5°.
- In this example 15 stands are provided between -17.5 and 17.5° (step angle of 2.5°).
- combination of two features into the laterally protruding bosses on the side of the lamp module serve not only to fix the lamp into the luminaire by bayonet action, but also the dual function of acting as the pivot of rotation for the tilting mechanism.
- Due to the laterally protruding bosses on the rim side of the lamp module and a special bended feature on the leave springs it is possible to twist and lock the lamp module in the luminaire easily from the front side of the luminaire.
- the leave spring serve two functions i.e. fixation of the luminaire in false and concrete ceilings but it has also a bended feature to twist and lock the lamp module.
- the tilting of the lamp module is realized by a flexible, mechanical interface i.e. tilting spring between the luminaire and the lamp module itself.
- the invention provides a modular approach of screwing different shapes of decoration rings (preferably made from plastic) on the same fixation ring (preferably made out of plastic) to make it possible to personalize the luminaire to specific needs.
- the lamp module has a special front ring cover (preferably made out of plastic) which can be snap fitted to the heatsink.
- the decoration and front ring may have the same colour finish making a perfect colour match between lamp module and luminaire from the front side.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN420KO2014 | 2014-03-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2927565A1 true EP2927565A1 (de) | 2015-10-07 |
Family
ID=52875508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15161600.0A Withdrawn EP2927565A1 (de) | 2014-03-31 | 2015-03-30 | Verstellbare leuchte |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP2927565A1 (de) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107314345A (zh) * | 2017-07-24 | 2017-11-03 | 东莞市闻誉实业有限公司 | 照明箱体 |
US10174913B2 (en) | 2016-09-26 | 2019-01-08 | CP IP Holdings Limited | Lighting arrangement |
CN111637387A (zh) * | 2020-06-08 | 2020-09-08 | 深圳市普耐科技有限公司 | 一种可调整照射角度的灯具 |
EP3809037A1 (de) * | 2019-10-17 | 2021-04-21 | Leedarson Lighting Fixtures Co., Ltd | Lampenverkleidung und lampenmodul |
GB2572682B (en) * | 2017-02-16 | 2021-05-26 | Aurora Ltd | Improved downlight with a detachable electronic module |
WO2021231557A1 (en) * | 2020-05-13 | 2021-11-18 | Hubbell Incorporated | Sloped ceiling adjustable light fixture |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5951151A (en) * | 1997-02-06 | 1999-09-14 | Cooper Technologies Company | Lamp assembly for a recessed ceiling fixture |
US20030007354A1 (en) | 2001-07-06 | 2003-01-09 | Schubert John S. | Adjustable recessed light fixture relamping/adjustment locks |
EP1455135A1 (de) * | 2003-03-04 | 2004-09-08 | BÄ*RO GmbH & Co. KG | Einbauleuchte für den Einbau in eine abgehängte Decke oder dergleichen |
WO2004076918A2 (en) | 2003-02-26 | 2004-09-10 | Leuci S.P.A. | Lighting apparatus with variable orientation in particular for street lighting |
EP1860369A1 (de) | 2006-05-25 | 2007-11-28 | Lightology, LLC | Einbauleuchte |
US7311422B1 (en) | 2006-07-10 | 2007-12-25 | Yen-Chang Chen | Recessed lamp structure |
US7559677B1 (en) | 2007-09-30 | 2009-07-14 | Genlyte Thomas Group Llc | Recessed luminaire adjustment mechanism |
EP2314909A1 (de) * | 2009-10-22 | 2011-04-27 | Antares Iluminación, S.A. | Beleuchtungsvorrichtung |
CN102155654A (zh) * | 2011-02-28 | 2011-08-17 | 林万炯 | 一种灯头能转动的灯具 |
WO2011148294A1 (en) | 2010-05-27 | 2011-12-01 | Eral Srl | Support for led lighting bodies |
GB2505337A (en) * | 2013-08-01 | 2014-02-26 | Scolmore Int Ltd | Light fitting assembly |
EP2759765A1 (de) * | 2013-01-24 | 2014-07-30 | Toshiba Lighting & Technology Corporation | Beleuchtungsvorrichtung und Lichtquelleneinheit |
-
2015
- 2015-03-30 EP EP15161600.0A patent/EP2927565A1/de not_active Withdrawn
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5951151A (en) * | 1997-02-06 | 1999-09-14 | Cooper Technologies Company | Lamp assembly for a recessed ceiling fixture |
US20030007354A1 (en) | 2001-07-06 | 2003-01-09 | Schubert John S. | Adjustable recessed light fixture relamping/adjustment locks |
WO2004076918A2 (en) | 2003-02-26 | 2004-09-10 | Leuci S.P.A. | Lighting apparatus with variable orientation in particular for street lighting |
EP1455135A1 (de) * | 2003-03-04 | 2004-09-08 | BÄ*RO GmbH & Co. KG | Einbauleuchte für den Einbau in eine abgehängte Decke oder dergleichen |
EP1860369A1 (de) | 2006-05-25 | 2007-11-28 | Lightology, LLC | Einbauleuchte |
US7311422B1 (en) | 2006-07-10 | 2007-12-25 | Yen-Chang Chen | Recessed lamp structure |
US7559677B1 (en) | 2007-09-30 | 2009-07-14 | Genlyte Thomas Group Llc | Recessed luminaire adjustment mechanism |
EP2314909A1 (de) * | 2009-10-22 | 2011-04-27 | Antares Iluminación, S.A. | Beleuchtungsvorrichtung |
WO2011148294A1 (en) | 2010-05-27 | 2011-12-01 | Eral Srl | Support for led lighting bodies |
CN102155654A (zh) * | 2011-02-28 | 2011-08-17 | 林万炯 | 一种灯头能转动的灯具 |
EP2759765A1 (de) * | 2013-01-24 | 2014-07-30 | Toshiba Lighting & Technology Corporation | Beleuchtungsvorrichtung und Lichtquelleneinheit |
GB2505337A (en) * | 2013-08-01 | 2014-02-26 | Scolmore Int Ltd | Light fitting assembly |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10174913B2 (en) | 2016-09-26 | 2019-01-08 | CP IP Holdings Limited | Lighting arrangement |
GB2572682B (en) * | 2017-02-16 | 2021-05-26 | Aurora Ltd | Improved downlight with a detachable electronic module |
CN107314345A (zh) * | 2017-07-24 | 2017-11-03 | 东莞市闻誉实业有限公司 | 照明箱体 |
EP3809037A1 (de) * | 2019-10-17 | 2021-04-21 | Leedarson Lighting Fixtures Co., Ltd | Lampenverkleidung und lampenmodul |
WO2021231557A1 (en) * | 2020-05-13 | 2021-11-18 | Hubbell Incorporated | Sloped ceiling adjustable light fixture |
US11808440B2 (en) | 2020-05-13 | 2023-11-07 | Hubbell Incorporated | Sloped ceiling adjustable light fixture |
CN111637387A (zh) * | 2020-06-08 | 2020-09-08 | 深圳市普耐科技有限公司 | 一种可调整照射角度的灯具 |
CN111637387B (zh) * | 2020-06-08 | 2022-07-29 | 深圳市普耐科技有限公司 | 一种可调整照射角度的灯具 |
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