GB2163613B - Power control device - Google Patents

Power control device

Info

Publication number
GB2163613B
GB2163613B GB08421230A GB8421230A GB2163613B GB 2163613 B GB2163613 B GB 2163613B GB 08421230 A GB08421230 A GB 08421230A GB 8421230 A GB8421230 A GB 8421230A GB 2163613 B GB2163613 B GB 2163613B
Authority
GB
United Kingdom
Prior art keywords
control device
power control
power
control
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
GB08421230A
Other versions
GB8421230D0 (en
GB2163613A (en
Inventor
John Henry Whitehouse
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.)
Crabtree Electrical Industries Ltd
Original Assignee
Crabtree Electrical Industries 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 Crabtree Electrical Industries Ltd filed Critical Crabtree Electrical Industries Ltd
Priority to GB08421230A priority Critical patent/GB2163613B/en
Publication of GB8421230D0 publication Critical patent/GB8421230D0/en
Publication of GB2163613A publication Critical patent/GB2163613A/en
Application granted granted Critical
Publication of GB2163613B publication Critical patent/GB2163613B/en
Expired 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
    • H05B39/08—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices
    • H05B39/083—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices by the variation-rate of light intensity
    • H05B39/085—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices by the variation-rate of light intensity by touch control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/0036—Means reducing energy consumption
GB08421230A 1984-08-21 1984-08-21 Power control device Expired GB2163613B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08421230A GB2163613B (en) 1984-08-21 1984-08-21 Power control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08421230A GB2163613B (en) 1984-08-21 1984-08-21 Power control device

Publications (3)

Publication Number Publication Date
GB8421230D0 GB8421230D0 (en) 1984-09-26
GB2163613A GB2163613A (en) 1986-02-26
GB2163613B true GB2163613B (en) 1987-11-04

Family

ID=10565627

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08421230A Expired GB2163613B (en) 1984-08-21 1984-08-21 Power control device

Country Status (1)

Country Link
GB (1) GB2163613B (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1416915A (en) * 1973-02-21 1975-12-10 Delmatic Ltd Dimmer control circuit for lighting
DE2362225B2 (en) * 1973-12-14 1980-07-03 Deutsche Itt Industries Gmbh, 7800 Freiburg Device for the brightness selection of the room lighting
GB1581612A (en) * 1978-01-17 1980-12-17 Thorn Domestic Appliances Ltd Cooking appliance controls
US4208579A (en) * 1978-02-02 1980-06-17 Vicon Products Corp. Electrically isolated control means for the illuminating source of a dental drill
IT1106658B (en) * 1978-05-24 1985-11-18 Eurodent Di Conti Giacomo E C ADJUSTABLE LUMINOUS FLOW LAMP

Also Published As

Publication number Publication date
GB8421230D0 (en) 1984-09-26
GB2163613A (en) 1986-02-26

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Legal Events

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

Effective date: 20000821