GB2242581B - Long life bulb adaptor - Google Patents

Long life bulb adaptor

Info

Publication number
GB2242581B
GB2242581B GB9104544A GB9104544A GB2242581B GB 2242581 B GB2242581 B GB 2242581B GB 9104544 A GB9104544 A GB 9104544A GB 9104544 A GB9104544 A GB 9104544A GB 2242581 B GB2242581 B GB 2242581B
Authority
GB
United Kingdom
Prior art keywords
long life
bulb adaptor
life bulb
adaptor
long
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 - Fee Related
Application number
GB9104544A
Other versions
GB2242581A (en
GB9104544D0 (en
Inventor
Gordon Tate
Allan Wright
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 GB9104544D0 publication Critical patent/GB9104544D0/en
Publication of GB2242581A publication Critical patent/GB2242581A/en
Application granted granted Critical
Publication of GB2242581B publication Critical patent/GB2242581B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/04—Controlling
    • H05B39/041—Controlling the light-intensity of the source
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
GB9104544A 1990-03-29 1991-03-04 Long life bulb adaptor Expired - Fee Related GB2242581B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909007112A GB9007112D0 (en) 1990-03-29 1990-03-29 Long life bulb adaptor

Publications (3)

Publication Number Publication Date
GB9104544D0 GB9104544D0 (en) 1991-04-17
GB2242581A GB2242581A (en) 1991-10-02
GB2242581B true GB2242581B (en) 1994-11-09

Family

ID=10673521

Family Applications (2)

Application Number Title Priority Date Filing Date
GB909007112A Pending GB9007112D0 (en) 1990-03-29 1990-03-29 Long life bulb adaptor
GB9104544A Expired - Fee Related GB2242581B (en) 1990-03-29 1991-03-04 Long life bulb adaptor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB909007112A Pending GB9007112D0 (en) 1990-03-29 1990-03-29 Long life bulb adaptor

Country Status (1)

Country Link
GB (2) GB9007112D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20000225U1 (en) 2000-01-10 2000-04-06 Wienand, Helmut, 42285 Wuppertal Light bulb adapter

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0062004A1 (en) * 1981-03-31 1982-10-06 Giuseppe Baccanelli A device permitting of economizing electric lighting energy
EP0093408A1 (en) * 1982-04-29 1983-11-09 Bronson Potter Brightness control device
GB2128822A (en) * 1982-10-14 1984-05-02 Smiths Industries Plc Pre-set dimmer switch
US4549116A (en) * 1972-04-03 1985-10-22 Peter Andrews Electric energy saving two-position combination switching device
US4570107A (en) * 1983-12-21 1986-02-11 Lee Yong J Lighting control device
GB2172156A (en) * 1985-03-05 1986-09-10 Gordon Middleton Power controller
WO1989005562A1 (en) * 1987-12-08 1989-06-15 Ari Lehmusvuo Illumination control system
WO1990002472A1 (en) * 1988-08-26 1990-03-08 Bowden, Brett, Antony Reduced power switch

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549116A (en) * 1972-04-03 1985-10-22 Peter Andrews Electric energy saving two-position combination switching device
EP0062004A1 (en) * 1981-03-31 1982-10-06 Giuseppe Baccanelli A device permitting of economizing electric lighting energy
EP0093408A1 (en) * 1982-04-29 1983-11-09 Bronson Potter Brightness control device
GB2128822A (en) * 1982-10-14 1984-05-02 Smiths Industries Plc Pre-set dimmer switch
US4570107A (en) * 1983-12-21 1986-02-11 Lee Yong J Lighting control device
GB2172156A (en) * 1985-03-05 1986-09-10 Gordon Middleton Power controller
WO1989005562A1 (en) * 1987-12-08 1989-06-15 Ari Lehmusvuo Illumination control system
WO1990002472A1 (en) * 1988-08-26 1990-03-08 Bowden, Brett, Antony Reduced power switch

Also Published As

Publication number Publication date
GB2242581A (en) 1991-10-02
GB9104544D0 (en) 1991-04-17
GB9007112D0 (en) 1990-05-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080304