GB2281445B - Improvements relating to electrical switches - Google Patents

Improvements relating to electrical switches

Info

Publication number
GB2281445B
GB2281445B GB9417195A GB9417195A GB2281445B GB 2281445 B GB2281445 B GB 2281445B GB 9417195 A GB9417195 A GB 9417195A GB 9417195 A GB9417195 A GB 9417195A GB 2281445 B GB2281445 B GB 2281445B
Authority
GB
United Kingdom
Prior art keywords
improvements relating
electrical switches
switches
electrical
relating
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 - Fee Related
Application number
GB9417195A
Other versions
GB9417195D0 (en
GB2281445A (en
Inventor
Robert Andrew O'neill
Thomas Wise
Darren John William Gilkison
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.)
Otter Controls Ltd
Original Assignee
Otter Controls 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
Priority claimed from GB939317643A external-priority patent/GB9317643D0/en
Application filed by Otter Controls Ltd filed Critical Otter Controls Ltd
Publication of GB9417195D0 publication Critical patent/GB9417195D0/en
Publication of GB2281445A publication Critical patent/GB2281445A/en
Application granted granted Critical
Publication of GB2281445B publication Critical patent/GB2281445B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
    • H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/60—Means for producing snap action
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
    • H01H5/04—Energy stored by deformation of elastic members
    • H01H5/18—Energy stored by deformation of elastic members by flexing of blade springs

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Thermally Actuated Switches (AREA)
GB9417195A 1993-08-25 1994-08-25 Improvements relating to electrical switches Expired - Fee Related GB2281445B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939317643A GB9317643D0 (en) 1993-08-25 1993-08-25 Improvements relating to electrical switches
GB939323974A GB9323974D0 (en) 1993-08-25 1993-11-22 Improvements relating to electrical switches

Publications (3)

Publication Number Publication Date
GB9417195D0 GB9417195D0 (en) 1994-10-12
GB2281445A GB2281445A (en) 1995-03-01
GB2281445B true GB2281445B (en) 1997-07-02

Family

ID=26303421

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9417195A Expired - Fee Related GB2281445B (en) 1993-08-25 1994-08-25 Improvements relating to electrical switches

Country Status (3)

Country Link
AU (1) AU7503494A (en)
GB (1) GB2281445B (en)
WO (1) WO1995006324A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19735135A1 (en) * 1997-08-13 1999-02-25 Siemens Ag Adjusting bimetallic switch elements e.g. for circuit breakers
US6559752B1 (en) * 1999-05-24 2003-05-06 Frank J. Sienkiewicz Creepless snap acting bimetallic switch having flexible contact members

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB365877A (en) * 1930-03-27 1932-01-28 Birka Regulator Ab Improvements in electric thermal switches
GB502612A (en) * 1937-09-21 1939-03-21 Automatic Control Corp Stoker control
GB782144A (en) * 1954-08-17 1957-09-04 Gen Electric Improvements in control arrangements for clothes driers
GB786278A (en) * 1953-12-15 1957-11-13 Licentia Gmbh An electric temperature control device
GB1196083A (en) * 1967-05-10 1970-06-24 Peugeot Improvements in or relating to a Device for Setting an Air Conditioning Installation
GB2146843A (en) * 1983-08-06 1985-04-24 Ti Creda Mfg Temperature responsive control devices

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2511526A (en) * 1946-07-01 1950-06-13 Erling P Bugge Snap switch
US2689290A (en) * 1951-10-30 1954-09-14 Charles S Mertler Thermostatic switch
NL277123A (en) * 1961-04-14
US3632921A (en) * 1970-01-19 1972-01-04 Tbeodore Y Korsgren Snap action construction
US4079347A (en) * 1976-10-12 1978-03-14 General Electric Company Control device
US4166996A (en) * 1977-12-29 1979-09-04 The Singer Company Thermostatic control device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB365877A (en) * 1930-03-27 1932-01-28 Birka Regulator Ab Improvements in electric thermal switches
GB502612A (en) * 1937-09-21 1939-03-21 Automatic Control Corp Stoker control
GB786278A (en) * 1953-12-15 1957-11-13 Licentia Gmbh An electric temperature control device
GB782144A (en) * 1954-08-17 1957-09-04 Gen Electric Improvements in control arrangements for clothes driers
GB1196083A (en) * 1967-05-10 1970-06-24 Peugeot Improvements in or relating to a Device for Setting an Air Conditioning Installation
GB2146843A (en) * 1983-08-06 1985-04-24 Ti Creda Mfg Temperature responsive control devices

Also Published As

Publication number Publication date
GB9417195D0 (en) 1994-10-12
WO1995006324A3 (en) 1995-03-23
WO1995006324A2 (en) 1995-03-02
AU7503494A (en) 1995-03-21
GB2281445A (en) 1995-03-01

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Legal Events

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

Effective date: 19990825