USD740995S1 - Optical diffuser - Google Patents

Optical diffuser Download PDF

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Publication number
USD740995S1
USD740995S1 US29/490,179 US201429490179F USD740995S US D740995 S1 USD740995 S1 US D740995S1 US 201429490179 F US201429490179 F US 201429490179F US D740995 S USD740995 S US D740995S
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US
United States
Prior art keywords
optical diffuser
optical
diffuser
view
showing
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.)
Active
Application number
US29/490,179
Inventor
Ashish Pattekar
Christopher Paulson
Ramkumar Abhishek
Patrick Yasuo Maeda
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.)
Palo Alto Research Center Inc
Original Assignee
Palo Alto Research Center 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
Priority to US13/671,372 priority Critical patent/US8764247B2/en
Application filed by Palo Alto Research Center Inc filed Critical Palo Alto Research Center Inc
Priority to US29/490,179 priority patent/USD740995S1/en
Assigned to PALO ALTO RESEARCH CENTER INCORPORATED reassignment PALO ALTO RESEARCH CENTER INCORPORATED ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: MAEDA, PATRICK YASUO, ABISHEK, RAMKUMAR, PATTEKAR, ASHISH, PAULSON, CHRISTOPHER
Application granted granted Critical
Publication of USD740995S1 publication Critical patent/USD740995S1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-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
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • F21K9/23Retrofit 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
    • F21K9/232Retrofit 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING 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
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Description

FIG. 1 is a front perspective view of an optical diffuser showing the present invention;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a side elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a front perspective view thereof, showing the optical diffuser in an environment of use.

The broken line portions shown in FIGS. 1 through 6 illustrate environmental subject matter only and form no part of the claimed design.

Claims (1)

    CLAIM
  1. We claim the ornamental design for an optical diffuser, as shown and described.
US29/490,179 2012-11-07 2014-05-07 Optical diffuser Active USD740995S1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US13/671,372 US8764247B2 (en) 2012-11-07 2012-11-07 LED bulb with integrated thermal and optical diffuser
US29/490,179 USD740995S1 (en) 2012-11-07 2014-05-07 Optical diffuser

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US29/490,179 USD740995S1 (en) 2012-11-07 2014-05-07 Optical diffuser
US29/542,137 USD806308S1 (en) 2012-11-07 2015-10-12 Optical diffuser
US15/818,296 US10006617B2 (en) 2012-11-07 2017-11-20 LED bulb with integrated thermal and optical diffuser

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US13/671,372 Continuation US8764247B2 (en) 2012-11-07 2012-11-07 LED bulb with integrated thermal and optical diffuser

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US29/542,137 Division USD806308S1 (en) 2012-11-07 2015-10-12 Optical diffuser

Publications (1)

Publication Number Publication Date
USD740995S1 true USD740995S1 (en) 2015-10-13

Family

ID=50622192

Family Applications (4)

Application Number Title Priority Date Filing Date
US13/671,372 Active 2033-01-24 US8764247B2 (en) 2012-11-07 2012-11-07 LED bulb with integrated thermal and optical diffuser
US29/490,179 Active USD740995S1 (en) 2012-11-07 2014-05-07 Optical diffuser
US29/542,137 Active USD806308S1 (en) 2012-11-07 2015-10-12 Optical diffuser
US15/818,296 Active US10006617B2 (en) 2012-11-07 2017-11-20 LED bulb with integrated thermal and optical diffuser

Family Applications Before (1)

Application Number Title Priority Date Filing Date
US13/671,372 Active 2033-01-24 US8764247B2 (en) 2012-11-07 2012-11-07 LED bulb with integrated thermal and optical diffuser

Family Applications After (2)

Application Number Title Priority Date Filing Date
US29/542,137 Active USD806308S1 (en) 2012-11-07 2015-10-12 Optical diffuser
US15/818,296 Active US10006617B2 (en) 2012-11-07 2017-11-20 LED bulb with integrated thermal and optical diffuser

Country Status (2)

Country Link
US (4) US8764247B2 (en)
CN (1) CN103807639B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10006617B2 (en) 2012-11-07 2018-06-26 Palo Alto Research Center Incorporated LED bulb with integrated thermal and optical diffuser
USD837443S1 (en) * 2017-02-14 2019-01-01 Shade Aps Lamp
USD839481S1 (en) * 2016-08-01 2019-01-29 Ashley Seutter Cosmetic drying rack

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CN106877685B (en) 2011-02-24 2019-01-01 克兰电子公司 AC/DC power conversion system and its manufacturing method
US9888568B2 (en) 2012-02-08 2018-02-06 Crane Electronics, Inc. Multilayer electronics assembly and method for embedding electrical circuit components within a three dimensional module
US9285081B2 (en) * 2012-06-13 2016-03-15 Q Technology, Inc. LED high bay lighting source
US9010966B2 (en) * 2013-08-22 2015-04-21 Palo Alto Research Center Incorporated Optical array for LED bulb with thermal optical diffuser
US9831768B2 (en) 2014-07-17 2017-11-28 Crane Electronics, Inc. Dynamic maneuvering configuration for multiple control modes in a unified servo system
US9230726B1 (en) * 2015-02-20 2016-01-05 Crane Electronics, Inc. Transformer-based power converters with 3D printed microchannel heat sink
US9160228B1 (en) 2015-02-26 2015-10-13 Crane Electronics, Inc. Integrated tri-state electromagnetic interference filter and line conditioning module
JP6094618B2 (en) * 2015-04-08 2017-03-15 三菱電機株式会社 lamp
DE102015106708B4 (en) * 2015-04-30 2017-12-21 Visteon Global Technologies, Inc. Device for emitting light, in particular for generating an image
CN104930408B (en) * 2015-06-26 2017-08-25 矽照光电(厦门)有限公司 A kind of LED underwater lamps
US9293999B1 (en) 2015-07-17 2016-03-22 Crane Electronics, Inc. Automatic enhanced self-driven synchronous rectification for power converters
US9780635B1 (en) 2016-06-10 2017-10-03 Crane Electronics, Inc. Dynamic sharing average current mode control for active-reset and self-driven synchronous rectification for power converters
US9742183B1 (en) 2016-12-09 2017-08-22 Crane Electronics, Inc. Proactively operational over-voltage protection circuit
US9735566B1 (en) 2016-12-12 2017-08-15 Crane Electronics, Inc. Proactively operational over-voltage protection circuit
US10006619B1 (en) 2016-12-28 2018-06-26 WLC Enterprises, Inc. Combination LED lighting and fan apparatus
US10247191B2 (en) * 2016-12-28 2019-04-02 WLC Enterprises, Inc. Combined LED light and fan apparatus
US10393357B2 (en) 2016-12-28 2019-08-27 WLC Enterprises, Inc. Combination built-in air flow mechanism, grow lighting and bug killer
CN107388062A (en) * 2017-06-26 2017-11-24 漳州立达信光电子科技有限公司 Bulb device and the method for making lighting device
US9979285B1 (en) 2017-10-17 2018-05-22 Crane Electronics, Inc. Radiation tolerant, analog latch peak current mode control for power converters
US10344930B1 (en) * 2018-04-30 2019-07-09 Feit Electric Company, Inc. Flame lamp
US10425080B1 (en) 2018-11-06 2019-09-24 Crane Electronics, Inc. Magnetic peak current mode control for radiation tolerant active driven synchronous power converters

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USD698982S1 (en) * 2012-11-15 2014-02-04 Emme PI Light—Masiero S.R.L. Chandelier
USD702326S1 (en) * 2013-02-28 2014-04-08 Sweden Water Purification AB Filter module for street inlet and parts thereof
USD702327S1 (en) * 2012-08-28 2014-04-08 Sweden Water Purification AB Filter module for street inlet and parts thereof
USD703482S1 (en) * 2013-03-15 2014-04-29 Pepsico, Inc. Nozzle
US20140126213A1 (en) * 2012-11-07 2014-05-08 Palo Alto Research Center Incorporated Led bulb with integrated thermal and optical diffuser
US20140268739A1 (en) * 2013-03-13 2014-09-18 Palo Alto Research Center Incorporated Led light bulb with structural support
USD714970S1 (en) * 2012-02-04 2014-10-07 Taiwan Fu Hsing Industrial Co., Ltd. Lamp housing
USD718844S1 (en) * 2013-03-11 2014-12-02 Blucher Metal A/S Drain grating

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US4630177A (en) * 1984-10-15 1986-12-16 Kohorn H Von Light-conductive device for illuminating centripetally viewed three-dimensional objects
USD306118S (en) * 1987-03-09 1990-02-20 Raul Guerrero Coffee maker warmer plate cover or similar article
EP1453107A1 (en) 2001-11-16 2004-09-01 Toyoda Gosei Co., Ltd. Light-emitting diode, led light, and light apparatus
USD461233S1 (en) * 2001-11-29 2002-08-06 James Michael Whalen Marine deck drain strainer
USD558549S1 (en) * 2004-11-16 2008-01-01 No Climb Products Limited Smoke detector removal tool
US20070159828A1 (en) 2006-01-09 2007-07-12 Ceramate Technical Co., Ltd. Vertical LED lamp with a 360-degree radiation and a high cooling efficiency
US20090103293A1 (en) 2007-10-17 2009-04-23 Xicato, Inc. Illumination Device with Light Emitting Diodes and Moveable Light Adjustment Member
WO2009071111A1 (en) 2007-12-07 2009-06-11 Osram Gesellschaft mit beschränkter Haftung Heat sink and lighting device comprising a heat sink
US20100314985A1 (en) 2008-01-15 2010-12-16 Philip Premysler Omnidirectional LED Light Bulb
USD613885S1 (en) * 2008-06-10 2010-04-13 Pervaiz Lodhie Two-stage LED light module
US20110156584A1 (en) 2008-08-08 2011-06-30 Solarkor Company Ltd. Led lighting device
USD650097S1 (en) * 2009-04-23 2011-12-06 Altair Engineering, Inc. Screw-in LED bulb
US20110080096A1 (en) 2009-10-02 2011-04-07 Lumination Llc Led lamp
US20110115358A1 (en) 2009-11-16 2011-05-19 Led Folio Corporation Led bulb having side-emitting led modules with heatsinks therebetween
WO2011109092A2 (en) 2010-03-03 2011-09-09 Cree, Inc. Led lamp with remote phosphor and diffuser configuration
WO2011109098A2 (en) 2010-03-03 2011-09-09 Cree, Inc. Solid state lamp and bulb
US20120057327A1 (en) 2010-03-03 2012-03-08 Cree, Inc. Solid state lamp and bulb
US20110267801A1 (en) 2010-03-03 2011-11-03 Cree, Inc. Led lamp or bulb with remote phosphor and diffuser configuration with enhanced scattering properties
US20120080699A1 (en) 2010-09-30 2012-04-05 GE Lighting Solutions, LLC Lightweight heat sinks and led lamps employing same
US20120188767A1 (en) 2011-01-26 2012-07-26 Rohm Co., Ltd. Led light bulb
USD714970S1 (en) * 2012-02-04 2014-10-07 Taiwan Fu Hsing Industrial Co., Ltd. Lamp housing
USD683867S1 (en) * 2012-08-16 2013-06-04 Osram Sylvania Inc. Lamp
USD702327S1 (en) * 2012-08-28 2014-04-08 Sweden Water Purification AB Filter module for street inlet and parts thereof
US20140126213A1 (en) * 2012-11-07 2014-05-08 Palo Alto Research Center Incorporated Led bulb with integrated thermal and optical diffuser
US8764247B2 (en) * 2012-11-07 2014-07-01 Palo Alto Research Center Incorporated LED bulb with integrated thermal and optical diffuser
USD698982S1 (en) * 2012-11-15 2014-02-04 Emme PI Light—Masiero S.R.L. Chandelier
USD702326S1 (en) * 2013-02-28 2014-04-08 Sweden Water Purification AB Filter module for street inlet and parts thereof
USD718844S1 (en) * 2013-03-11 2014-12-02 Blucher Metal A/S Drain grating
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10006617B2 (en) 2012-11-07 2018-06-26 Palo Alto Research Center Incorporated LED bulb with integrated thermal and optical diffuser
USD839481S1 (en) * 2016-08-01 2019-01-29 Ashley Seutter Cosmetic drying rack
USD837443S1 (en) * 2017-02-14 2019-01-01 Shade Aps Lamp

Also Published As

Publication number Publication date
USD806308S1 (en) 2017-12-26
US10006617B2 (en) 2018-06-26
US8764247B2 (en) 2014-07-01
CN103807639A (en) 2014-05-21
US20140126213A1 (en) 2014-05-08
CN103807639B (en) 2017-09-29
US20180073713A1 (en) 2018-03-15

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