GB2260029B - Electrical switch - Google Patents

Electrical switch

Info

Publication number: GB2260029B
Authority: GB; United Kingdom
Prior art keywords: electrical switch; switch; electrical
Prior art date: 1991-09-30
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

GB9220495A

Other versions

GB9220495D0 (en

GB2260029A (en

Inventor

John Percy Garner

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.)

Alstom South Africa Pty Ltd

Original Assignee

GEC Alsthom South Africa Pty 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.)

1991-09-30

Filing date

1992-09-29

Publication date

1995-08-30

1992-09-29 Application filed by GEC Alsthom South Africa Pty Ltd filed Critical GEC Alsthom South Africa Pty Ltd

1992-11-11 Publication of GB9220495D0 publication Critical patent/GB9220495D0/en

1993-03-31 Publication of GB2260029A publication Critical patent/GB2260029A/en

1995-08-30 Application granted granted Critical

1995-08-30 Publication of GB2260029B publication Critical patent/GB2260029B/en

2012-09-29 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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

GB9220495A 1991-09-30 1992-09-29 Electrical switch Expired - Fee Related GB2260029B (en)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number	Publication Date
GB9220495D0 GB9220495D0 (en)	1992-11-11
GB2260029A GB2260029A (en)	1993-03-31
GB2260029B true GB2260029B (en)	1995-08-30

Family

ID=25581018

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9220495A Expired - Fee Related GB2260029B (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

Citations (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
GB1171525A (en) *	1966-04-22	1969-11-19		Electric Cooker Control Means
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
WO1991005357A1 (en) *	1989-10-02	1991-04-18	General Electric Company	Condition responsive switching apparatus

1992
- 1992-09-29 ZA ZA927471A patent/ZA927471B/en unknown
- 1992-09-29 GB GB9220495A patent/GB2260029B/en not_active Expired - Fee Related
- 1992-09-30 AU AU26088/92A patent/AU662762B2/en not_active Ceased

Patent Citations (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
GB1171525A (en) *	1966-04-22	1969-11-19		Electric Cooker Control Means
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
WO1991005357A1 (en) *	1989-10-02	1991-04-18	General Electric Company	Condition responsive switching apparatus

Also Published As

Publication number	Publication date
GB9220495D0 (en)	1992-11-11
AU2608892A (en)	1993-04-01
GB2260029A (en)	1993-03-31
AU662762B2 (en)	1995-09-14
ZA927471B (en)	1994-06-29

Publication	Publication Date	Title
GB2254208B (en)	1995-01-11	Electrical switches
EP0451633A3 (en)	1992-09-09	Electrical switch
EP0520615A3 (en)	1994-06-22	Electric switch
GB2265255B (en)	1996-02-07	Electrical switch
GB2279177B (en)	1997-03-19	Electrical switch
EP0543124A3 (en)	1993-10-06	Electrical switch
GB9105837D0 (en)	1991-05-01	Electrical switch assembly
GB2284308B (en)	1995-09-27	Electrical switch
GB9226016D0 (en)	1993-02-10	An electric switch
GB2260029B (en)	1995-08-30	Electrical switch
GB2257832B (en)	1995-08-23	Electrical contacts
GB2262195B (en)	1995-08-16	Electrical contacts
GB9310996D0 (en)	1993-07-14	Electrical switch
EP0518179A3 (en)	1993-05-19	Electrical switch
HK84296A (en)	1996-05-24	Electrical switch
GB9123112D0 (en)	1991-12-18	Electrical switch
ZA9210042B (en)	1994-01-19	Electrical switch
HK84396A (en)	1996-05-24	Electrical switch
GB9102948D0 (en)	1991-03-27	Electrical switch arrangement
GB9120763D0 (en)	1991-11-13	Electrical switchgear
GB2251517B (en)	1995-04-26	Electric switches
GB9107242D0 (en)	1991-05-22	Electrical switch assembly
GB9320523D0 (en)	1994-01-05	Electrical switch assembly
GB2275574B (en)	1995-06-21	An electrical switch assembly
GB9301534D0 (en)	1993-03-17	Electrical switch

Legal Events

Date	Code	Title	Description
2008-05-28	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20070929