FR2118751A5 - - Google Patents

Info

Publication number
FR2118751A5
FR2118751A5 FR7145447A FR7145447A FR2118751A5 FR 2118751 A5 FR2118751 A5 FR 2118751A5 FR 7145447 A FR7145447 A FR 7145447A FR 7145447 A FR7145447 A FR 7145447A FR 2118751 A5 FR2118751 A5 FR 2118751A5
Authority
FR
France
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.)
Expired
Application number
FR7145447A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2118751A5 publication Critical patent/FR2118751A5/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F21V13/00Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02Combinations of only two kinds of elements
    • F21V13/04Combinations of only two kinds of elements the elements being reflectors and refractors
    • 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
    • F21Y2103/00Elongate light sources, e.g. fluorescent tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
FR7145447A 1970-12-17 1971-12-17 Expired FR2118751A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7018379.A NL158911B (nl) 1970-12-17 1970-12-17 Wegverlichtingsarmatuur voor een u-vormige gasontladingslamp.

Publications (1)

Publication Number Publication Date
FR2118751A5 true FR2118751A5 (fr) 1972-07-28

Family

ID=19811819

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7145447A Expired FR2118751A5 (fr) 1970-12-17 1971-12-17

Country Status (8)

Country Link
US (1) US3775605A (fr)
BE (1) BE776750A (fr)
CA (1) CA985245A (fr)
DE (1) DE2159581B2 (fr)
FR (1) FR2118751A5 (fr)
GB (1) GB1337330A (fr)
IT (1) IT943965B (fr)
NL (1) NL158911B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4825341A (en) * 1987-11-17 1989-04-25 Fiberstars, Inc. Cooled lighting apparatus and method
DE4443741A1 (de) * 1994-12-08 1996-06-13 Hartmut S Engel Leuchte
US6923554B2 (en) * 2003-02-17 2005-08-02 Heng Sheng Kuo Backlight module
TWI336386B (en) * 2008-03-07 2011-01-21 Ind Tech Res Inst Illumination device
US8162504B2 (en) * 2009-04-15 2012-04-24 Sharp Kabushiki Kaisha Reflector and system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2366216A (en) * 1942-02-14 1945-01-02 Dorsey Spencer H Shield for mercury vapor lamps
US2878369A (en) * 1954-04-29 1959-03-17 Philips Corp Lighting fixture
US2882389A (en) * 1954-06-30 1959-04-14 Philips Corp Lighting fitting for road illumination

Also Published As

Publication number Publication date
DE2159581B2 (de) 1977-05-12
CA985245A (en) 1976-03-09
IT943965B (it) 1973-04-10
NL158911B (nl) 1978-12-15
DE2159581A1 (de) 1972-07-13
BE776750A (fr) 1972-06-15
GB1337330A (en) 1973-11-14
NL7018379A (fr) 1972-06-20
US3775605A (en) 1973-11-27

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Legal Events

Date Code Title Description
ST Notification of lapse