GB2046538B - Time delay circuits for controlling lights - Google Patents

Time delay circuits for controlling lights

Info

Publication number
GB2046538B
GB2046538B GB7849622A GB7849622A GB2046538B GB 2046538 B GB2046538 B GB 2046538B GB 7849622 A GB7849622 A GB 7849622A GB 7849622 A GB7849622 A GB 7849622A GB 2046538 B GB2046538 B GB 2046538B
Authority
GB
United Kingdom
Prior art keywords
time delay
delay circuits
controlling lights
lights
controlling
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
GB7849622A
Other versions
GB2046538A (en
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.)
CP Electronics Ltd
Original Assignee
CP Electronics Ltd
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 CP Electronics Ltd filed Critical CP Electronics Ltd
Priority to GB7849622A priority Critical patent/GB2046538B/en
Publication of GB2046538A publication Critical patent/GB2046538A/en
Application granted granted Critical
Publication of GB2046538B publication Critical patent/GB2046538B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/28—Modifications for introducing a time delay before switching
    • H03K17/292—Modifications for introducing a time delay before switching in thyristor, unijunction transistor or programmable unijunction transistor switches
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/16—Controlling the light source by timing means
    • 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
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
GB7849622A 1978-12-21 1978-12-21 Time delay circuits for controlling lights Expired GB2046538B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7849622A GB2046538B (en) 1978-12-21 1978-12-21 Time delay circuits for controlling lights

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7849622A GB2046538B (en) 1978-12-21 1978-12-21 Time delay circuits for controlling lights

Publications (2)

Publication Number Publication Date
GB2046538A GB2046538A (en) 1980-11-12
GB2046538B true GB2046538B (en) 1983-01-12

Family

ID=10501886

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7849622A Expired GB2046538B (en) 1978-12-21 1978-12-21 Time delay circuits for controlling lights

Country Status (1)

Country Link
GB (1) GB2046538B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3128715C2 (en) * 1981-07-21 1984-10-11 Telefunken electronic GmbH, 7100 Heilbronn Circuit arrangement
DE3234763A1 (en) * 1982-09-20 1984-03-22 Siemens AG, 1000 Berlin und 8000 München REMOTE CONTROL SWITCH
GB2140988A (en) * 1983-05-25 1984-12-05 Bedfordshire County Council Power supply control unit
FR2618233B1 (en) * 1987-07-15 1990-01-12 Cleja Vladimir PROGRAMMABLE SWITCHING APPARATUS, PARTICULARLY FOR PRESENCE SIMULATION.
JPH0719662B2 (en) * 1988-09-20 1995-03-06 和芙 橋本 Lighting lamp automatic switching device
CN102752921B (en) * 2012-06-21 2014-07-09 叶选锋 Light-controlled switch

Also Published As

Publication number Publication date
GB2046538A (en) 1980-11-12

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Legal Events

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