FR668316A - Electric lighting fixture - Google Patents

Electric lighting fixture

Info

Publication number
FR668316A
FR668316A FR668316DA FR668316A FR 668316 A FR668316 A FR 668316A FR 668316D A FR668316D A FR 668316DA FR 668316 A FR668316 A FR 668316A
Authority
FR
France
Prior art keywords
lighting fixture
electric lighting
electric
fixture
lighting
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Georges Main
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 filed Critical
Application granted granted Critical
Publication of FR668316A publication Critical patent/FR668316A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/44—Automatic release mechanisms with or without manual release having means for introducing a predetermined time delay
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/26—Screens; Filters

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
FR668316D 1928-05-03 1928-05-03 Electric lighting fixture Expired FR668316A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR668316X 1928-05-03
DE776603X 1934-07-16

Publications (1)

Publication Number Publication Date
FR668316A true FR668316A (en) 1929-10-30

Family

ID=31947524

Family Applications (3)

Application Number Title Priority Date Filing Date
FR659891D Expired FR659891A (en) 1928-05-03 1927-12-23 Street lighting fixture
FR668316D Expired FR668316A (en) 1928-05-03 1928-05-03 Electric lighting fixture
FR776603D Expired FR776603A (en) 1928-05-03 1934-07-31 Automatic electromagnetic circuit breaker for installations

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR659891D Expired FR659891A (en) 1928-05-03 1927-12-23 Street lighting fixture

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR776603D Expired FR776603A (en) 1928-05-03 1934-07-31 Automatic electromagnetic circuit breaker for installations

Country Status (5)

Country Link
BE (2) BE352793A (en)
DE (1) DE548677C (en)
FR (3) FR659891A (en)
GB (2) GB302917A (en)
NL (2) NL24087C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1012687B (en) * 1953-01-09 1957-07-25 Reinhold Koebke Electric light bulb with a glass reflector arranged inside
US4494377A (en) * 1983-08-12 1985-01-22 Yasuo Sato Brake booster operated also by solenoid

Also Published As

Publication number Publication date
GB310929A (en) 1930-05-01
BE405305A (en) 1934-09-21
NL24087C (en)
FR659891A (en) 1929-07-04
DE548677C (en) 1932-04-16
FR776603A (en) 1935-01-30
GB302917A (en) 1929-10-31
NL42154C (en) 1937-07-15
BE352793A (en)

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