EP2483596A4 - Light emitting diode (led) based lamp - Google Patents

Light emitting diode (led) based lamp

Info

Publication number: EP2483596A4
Authority: EP; European Patent Office
Prior art keywords: led; light emitting; emitting diode; based lamp; lamp
Prior art date: 2009-10-02
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP10821324.0A

Other languages

German (de)

French (fr)

Other versions

EP2483596A1 (en

Inventor

Gary R Allen

David C Dudik

Boris Kolodin

Joshua I Rintemaki

Bruce R Roberts

Michael J Macdonald

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.)

Current Lighting Solutions LLC

Original Assignee

GE Lighting Solutions 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.)

2009-10-02

Filing date

2010-10-01

Publication date

2013-05-08

2009-10-02 Priority claimed from US12/572,339 external-priority patent/US9103507B2/en

2009-10-02 Priority claimed from US12/572,480 external-priority patent/US8593040B2/en

2010-10-01 Application filed by GE Lighting Solutions LLC filed Critical GE Lighting Solutions LLC

2010-10-01 Priority claimed from PCT/US2010/051109 external-priority patent/WO2011041667A1/en

2012-08-08 Publication of EP2483596A1 publication Critical patent/EP2483596A1/en

2013-05-08 Publication of EP2483596A4 publication Critical patent/EP2483596A4/en

Status Withdrawn legal-status Critical Current

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
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/66—Details of globes or covers forming part of the light source
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
- F21V29/677—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans the fans being used for discharging
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
- F21V29/773—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- 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
- F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
- F21V3/06—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
- F21V3/061—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material being glass
- F21V3/0615—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material being glass the material diffusing light, e.g. translucent glass
- 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
- F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
- F21V3/06—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
- F21V3/062—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material being plastics
- F21V3/0625—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material being plastics the material diffusing light, e.g. translucent plastics
- 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
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
- 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]

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Microelectronics & Electronic Packaging (AREA)
Optics & Photonics (AREA)
Non-Portable Lighting Devices Or Systems Thereof (AREA)

EP10821324.0A 2009-10-02 2010-10-01 Light emitting diode (led) based lamp Withdrawn EP2483596A4 (en)

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
US12/572,339 US9103507B2 (en)	2009-10-02	2009-10-02	LED lamp with uniform omnidirectional light intensity output
US12/572,480 US8593040B2 (en)	2009-10-02	2009-10-02	LED lamp with surface area enhancing fins
US35923910A	2010-04-07	2010-04-07
US32897410P	2010-04-28	2010-04-28
PCT/US2010/051109 WO2011041667A1 (en)	2009-10-02	2010-10-01	Light emitting diode (led) based lamp

Publications (2)

Publication Number	Publication Date
EP2483596A1 EP2483596A1 (en)	2012-08-08
EP2483596A4 true EP2483596A4 (en)	2013-05-08

Family

ID=46384635

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP10821324.0A Withdrawn EP2483596A4 (en)	2009-10-02	2010-10-01	Light emitting diode (led) based lamp

Country Status (2)

Country	Link
EP (1)	EP2483596A4 (en)
KR (1)	KR20120107071A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US9612002B2 (en)	2012-10-18	2017-04-04	GE Lighting Solutions, LLC	LED lamp with Nd-glass bulb
KR20170014289A (en) *	2015-07-29	2017-02-08	우리조명 주식회사	Lighting apparatus using semiconductor light emitting means

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6305821B1 (en) *	2000-02-08	2001-10-23	Gen-Home Technology Co., Ltd.	Led lamp having ball-shaped light diffusing modifier
US20060215422A1 (en) *	2005-03-25	2006-09-28	Five Star Import Group L.L.C.	LED light bulb
WO2009128004A1 (en) *	2008-04-17	2009-10-22	Koninklijke Philips Electronics N.V.	Led based light source

2010
- 2010-10-01 EP EP10821324.0A patent/EP2483596A4/en not_active Withdrawn
- 2010-10-01 KR KR1020127011454A patent/KR20120107071A/en active Search and Examination

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6305821B1 (en) *	2000-02-08	2001-10-23	Gen-Home Technology Co., Ltd.	Led lamp having ball-shaped light diffusing modifier
US20060215422A1 (en) *	2005-03-25	2006-09-28	Five Star Import Group L.L.C.	LED light bulb
WO2009128004A1 (en) *	2008-04-17	2009-10-22	Koninklijke Philips Electronics N.V.	Led based light source

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011041667A1 *

Also Published As

Publication number	Publication date
EP2483596A1 (en)	2012-08-08
KR20120107071A (en)	2012-09-28

Publication	Publication Date	Title
EP2331873A4 (en)	2013-08-21	Light emitting diode (led) lighting device
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EP2436231A4 (en)	2014-01-01	Light emitting diode (led) lamp
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EP2483596A4 (en)	2013-05-08	Light emitting diode (led) based lamp
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TWM389831U (en)	2010-10-01	Structural improvement for LED (light emitting diode) lamp tube
TWM371844U (en)	2010-01-01	LED (light emitting diode) lamp bulb and lamp housing thereof
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EP2462375A4 (en)	2013-05-15	High brightness light emitting diode luminaire

Legal Events

Date	Code	Title	Description
2012-07-06	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2012-08-08	17P	Request for examination filed	Effective date: 20120501
2012-08-08	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2012-12-19	TPAC	Observations filed by third parties	Free format text: ORIGINAL CODE: EPIDOSNTIPA
2013-01-09	DAX	Request for extension of the european patent (deleted)
2013-05-08	A4	Supplementary search report drawn up and despatched	Effective date: 20130408
2013-05-08	RIC1	Information provided on ipc code assigned before grant	Ipc: F21K 99/00 20100101AFI20130402BHEP Ipc: F21V 5/04 20060101ALI20130402BHEP Ipc: F21V 3/00 20060101ALI20130402BHEP
2018-02-09	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: EXAMINATION IS IN PROGRESS
2018-03-14	17Q	First examination report despatched	Effective date: 20180213
2020-10-02	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2020-11-04	18D	Application deemed to be withdrawn	Effective date: 20200603