FR2308220A1 - Dispositif pour augmenter la duree de vie des ampoules electriques a filament - Google Patents

Dispositif pour augmenter la duree de vie des ampoules electriques a filament

Info

Publication number
FR2308220A1
FR2308220A1 FR7611437A FR7611437A FR2308220A1 FR 2308220 A1 FR2308220 A1 FR 2308220A1 FR 7611437 A FR7611437 A FR 7611437A FR 7611437 A FR7611437 A FR 7611437A FR 2308220 A1 FR2308220 A1 FR 2308220A1
Authority
FR
France
Prior art keywords
lifetime
increasing
electric filament
filament bulbs
bulbs
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.)
Granted
Application number
FR7611437A
Other languages
English (en)
French (fr)
Other versions
FR2308220B1 (en, 2012
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2308220A1 publication Critical patent/FR2308220A1/fr
Application granted granted Critical
Publication of FR2308220B1 publication Critical patent/FR2308220B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
    • H01R33/945—Holders with built-in electrical component
    • H01R33/9453—Holders with built-in electrical component for screw type coupling devices
FR7611437A 1975-04-16 1976-04-16 Dispositif pour augmenter la duree de vie des ampoules electriques a filament Granted FR2308220A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/568,502 US3963956A (en) 1975-04-16 1975-04-16 Article for increasing the life expectancy of filament light bulbs

Publications (2)

Publication Number Publication Date
FR2308220A1 true FR2308220A1 (fr) 1976-11-12
FR2308220B1 FR2308220B1 (en, 2012) 1980-05-16

Family

ID=24271566

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7611437A Granted FR2308220A1 (fr) 1975-04-16 1976-04-16 Dispositif pour augmenter la duree de vie des ampoules electriques a filament

Country Status (6)

Country Link
US (1) US3963956A (en, 2012)
JP (1) JPS51128181A (en, 2012)
CA (1) CA1065008A (en, 2012)
DE (1) DE2617209C2 (en, 2012)
FR (1) FR2308220A1 (en, 2012)
GB (1) GB1496999A (en, 2012)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4229680A (en) * 1979-05-23 1980-10-21 Ole K. Nilssen Lamp life extender
US4350931A (en) * 1981-01-08 1982-09-21 Niskin Shale J Light saver device
JPS5820486U (ja) * 1981-07-31 1983-02-08 株式会社村田製作所 ランプ保護装置
GB2145577A (en) * 1983-08-23 1985-03-27 Starpoint Electrics Ltd Lampholder having internally mounted diode
GB8431962D0 (en) * 1984-12-18 1985-01-30 Ariel Pressings Ltd Electrical connectors
AU6862187A (en) * 1987-03-06 1988-08-11 Jou, T. Flicker control device with polarized lamp
US4893063A (en) * 1987-10-06 1990-01-09 Joseph Pernyeszi Apparatus for improving the efficiency of a lighting element
US4897578A (en) * 1988-05-09 1990-01-30 Goad Sr Christopher F High efficiency incandescent lamp with diode rectifier
US5504400A (en) * 1994-09-23 1996-04-02 Dalnodar; David C. Two-channel AC light dimmer and lighting system
CA2155623C (en) * 1995-08-08 2003-12-30 Gilles Roy Incandescent lamp having a lifetime extended by two rectifying diodes and a resistor
US5816689A (en) * 1996-07-22 1998-10-06 Strazzabosco; Frank Apparatus and associated method for creating a broad area of illumination
USD798790S1 (en) * 2015-06-30 2017-10-03 Kim G. Meyer Wheel cap

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3467937A (en) * 1967-06-26 1969-09-16 Orlo C Norton Lamp socket insert
US3617766A (en) * 1969-09-25 1971-11-02 Fedtro Inc Rectifier for extending the life of light bulbs
US3823339A (en) * 1972-10-04 1974-07-09 Electronic Labor International Diode rectifier socketed electrical devices and diode rectifiers therefor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3215891A (en) * 1962-10-29 1965-11-02 Union Carbide Corp Voltage output control means
US3372302A (en) * 1964-04-21 1968-03-05 California Comp Products Inc Adaptor mechanism for light circuits
US3800192A (en) * 1970-08-11 1974-03-26 O Schaerli Semiconductor circuit element with pressure contact means

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3467937A (en) * 1967-06-26 1969-09-16 Orlo C Norton Lamp socket insert
US3617766A (en) * 1969-09-25 1971-11-02 Fedtro Inc Rectifier for extending the life of light bulbs
US3823339A (en) * 1972-10-04 1974-07-09 Electronic Labor International Diode rectifier socketed electrical devices and diode rectifiers therefor

Also Published As

Publication number Publication date
US3963956A (en) 1976-06-15
CA1065008A (en) 1979-10-23
DE2617209C2 (de) 1986-05-15
FR2308220B1 (en, 2012) 1980-05-16
JPS51128181A (en) 1976-11-08
JPS5750029B2 (en, 2012) 1982-10-25
DE2617209A1 (de) 1976-10-21
GB1496999A (en) 1978-01-05

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Legal Events

Date Code Title Description
ST Notification of lapse