ZA752040B - Improvements in or relating to relay circuits - Google Patents

Improvements in or relating to relay circuits

Info

Publication number
ZA752040B
ZA752040B ZA00752040A ZA752040A ZA752040B ZA 752040 B ZA752040 B ZA 752040B ZA 00752040 A ZA00752040 A ZA 00752040A ZA 752040 A ZA752040 A ZA 752040A ZA 752040 B ZA752040 B ZA 752040B
Authority
ZA
South Africa
Prior art keywords
relating
relay circuits
relay
circuits
Prior art date
Application number
ZA00752040A
Inventor
R Wrigley
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of ZA752040B publication Critical patent/ZA752040B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/002—Monitoring or fail-safe circuits
ZA00752040A 1974-04-18 1975-04-02 Improvements in or relating to relay circuits ZA752040B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1701174A GB1472275A (en) 1974-04-18 1974-04-18 Relay circuits

Publications (1)

Publication Number Publication Date
ZA752040B true ZA752040B (en) 1976-03-31

Family

ID=10087619

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00752040A ZA752040B (en) 1974-04-18 1975-04-02 Improvements in or relating to relay circuits

Country Status (7)

Country Link
DE (1) DE2515214A1 (en)
FR (1) FR2268345B1 (en)
GB (1) GB1472275A (en)
HK (1) HK5778A (en)
IE (1) IE41228B1 (en)
IT (1) IT1065751B (en)
ZA (1) ZA752040B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2624913C2 (en) * 1976-06-03 1982-10-07 Sds-Elektro Gmbh, 8024 Deisenhofen Circuit arrangement for controlling bistable relays
FR2406884A1 (en) * 1977-10-24 1979-05-18 Matsushita Electric Works Ltd Bistable relay control circuit - switches to deactivated state when excitation voltage is removed, with semiconductor switch short-circuiting excitation coil capacitor
DE2747607C2 (en) * 1977-10-24 1991-05-08 Sds-Elektro Gmbh, 8024 Deisenhofen Circuit arrangement for controlling a bistable relay
DE2760222C2 (en) * 1977-10-24 1991-11-28 Sds-Elektro Gmbh, 8024 Deisenhofen Circuit arrangement for controlling a bistable relay
FR2498807A1 (en) * 1981-01-23 1982-07-30 Socapex Low power consumption monostable relay - has ON=OFF switch coupled to bistable relay by capacitor connected transistor pulse generator
US5079667A (en) * 1989-01-26 1992-01-07 Matsushita Electric Works, Ltd. Relay driving circuit for a latch-in relay
JP2527041B2 (en) * 1989-07-31 1996-08-21 日本電気株式会社 Power supply circuit
CA2033534A1 (en) * 1990-09-10 1992-03-11 Mark Coldebella Control circuit for a multiple power level solenoid

Also Published As

Publication number Publication date
IE41228L (en) 1975-10-18
IT1065751B (en) 1985-03-04
HK5778A (en) 1978-02-03
IE41228B1 (en) 1979-11-21
DE2515214A1 (en) 1975-10-30
GB1472275A (en) 1977-05-04
FR2268345A1 (en) 1975-11-14
FR2268345B1 (en) 1978-12-08

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