ZA927471B - Electrical switch - Google Patents

Electrical switch

Info

Publication number
ZA927471B
ZA927471B ZA927471A ZA927471A ZA927471B ZA 927471 B ZA927471 B ZA 927471B ZA 927471 A ZA927471 A ZA 927471A ZA 927471 A ZA927471 A ZA 927471A ZA 927471 B ZA927471 B ZA 927471B
Authority
ZA
South Africa
Prior art keywords
electrical switch
switch
electrical
Prior art date
Application number
ZA927471A
Inventor
John Percy Garner
Original Assignee
Gec Alsthom South Africa
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 Gec Alsthom South Africa filed Critical Gec Alsthom South Africa
Publication of ZA927471B publication Critical patent/ZA927471B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/10—Compensation for variation of ambient temperature or pressure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/54—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand the operating part having at least five or an unspecified number of operative positions
    • H01H19/60—Angularly-movable actuating part carrying no contacts
    • H01H19/62—Contacts actuated by radial cams
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/12—Means for adjustment of "on" or "off" operating temperature
    • H01H37/20—Means for adjustment of "on" or "off" operating temperature by varying the position of the thermal element in relation to switch base or casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H01H19/10—Movable parts; Contacts mounted thereon
    • H01H19/11—Movable parts; Contacts mounted thereon with indexing means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H89/00—Combinations of two or more different basic types of electric switches, relays, selectors and emergency protective devices, not covered by any single one of the other main groups of this subclass
    • H01H89/04—Combination of a thermally actuated switch with a manually operated switch
ZA927471A 1991-09-30 1992-09-29 Electrical switch ZA927471B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA917814 1991-09-30

Publications (1)

Publication Number Publication Date
ZA927471B true ZA927471B (en) 1994-06-29

Family

ID=25581018

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA927471A ZA927471B (en) 1991-09-30 1992-09-29 Electrical switch

Country Status (3)

Country Link
AU (1) AU662762B2 (en)
GB (1) GB2260029B (en)
ZA (1) ZA927471B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10024300C1 (en) * 2000-05-17 2001-12-13 Thermostat & Schaltgeraetebau Thermal switching device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB537984A (en) * 1940-01-13 1941-07-16 Simplex Electric Co Ltd Improvements in or relating to electrically heated hot plates or boiling plates
GB559114A (en) * 1941-07-01 1944-02-04 British Thomson Houston Co Ltd Improvements in and relating to control devices for refrigerating apparatus
GB594854A (en) * 1945-07-03 1947-11-20 British Thermostat Co Ltd Improvements in or relating to thermostatically operated electrical switching devices
GB742883A (en) * 1953-02-19 1956-01-04 Sunvic Controls Ltd Improvements in electric snap-action switches
DE1565494C3 (en) * 1966-04-22 1975-01-16 Fa. Diehl, 8500 Nuernberg Bimetal switch for setting and regulating the power consumption of electric hotplates
US4054051A (en) * 1976-06-16 1977-10-18 Cutler-Hammer, Inc. Thermostatic control
US4224593A (en) * 1978-12-21 1980-09-23 Eaton Corporation Double-motion thermostat
US5101188A (en) * 1989-10-02 1992-03-31 General Electric Company Condition responsive switching apparatus

Also Published As

Publication number Publication date
GB2260029B (en) 1995-08-30
GB2260029A (en) 1993-03-31
GB9220495D0 (en) 1992-11-11
AU2608892A (en) 1993-04-01
AU662762B2 (en) 1995-09-14

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