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GB2363908B - Improvements relating to thermally-responsive actuators - Google Patents

Improvements relating to thermally-responsive actuators

Info

Publication number
GB2363908B
GB2363908B GB0121868A GB0121868A GB2363908B GB 2363908 B GB2363908 B GB 2363908B GB 0121868 A GB0121868 A GB 0121868A GB 0121868 A GB0121868 A GB 0121868A GB 2363908 B GB2363908 B GB 2363908B
Authority
GB
United Kingdom
Prior art keywords
thermally
improvements relating
responsive actuators
actuators
responsive
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
GB0121868A
Other versions
GB0121868D0 (en
GB2363908A (en
Inventor
Robert Andrew O'neill
Paul Boundy
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 GBGB9725401.5A external-priority patent/GB9725401D0/en
Application filed by Otter Controls Ltd filed Critical Otter Controls Ltd
Publication of GB0121868D0 publication Critical patent/GB0121868D0/en
Publication of GB2363908A publication Critical patent/GB2363908A/en
Application granted granted Critical
Publication of GB2363908B publication Critical patent/GB2363908B/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
    • 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
    • H01H5/22—Energy stored by deformation of elastic members by flexing of blade springs blade spring with at least one snap-acting leg and at least one separate contact-carrying or contact-actuating leg
    • 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
    • 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
    • H01H2037/5472—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting having an omega form, e.g. the bimetallic snap element having a ring shape with a central tongue
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/04—Bases; Housings; Mountings
    • H01H37/043—Mountings on controlled apparatus
    • 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
    • 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
    • H01H5/22—Energy stored by deformation of elastic members by flexing of blade springs blade spring with at least one snap-acting leg and at least one separate contact-carrying or contact-actuating leg
    • H01H5/24—Energy stored by deformation of elastic members by flexing of blade springs blade spring with at least one snap-acting leg and at least one separate contact-carrying or contact-actuating leg having three legs
GB0121868A 1997-11-28 1998-05-27 Improvements relating to thermally-responsive actuators Expired - Fee Related GB2363908B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9725401.5A GB9725401D0 (en) 1997-11-28 1997-11-28 Improvements relating to thermally-responsive actuators
GB9811400A GB2331848B (en) 1997-11-28 1998-05-27 Improvements relating to thermally responsive actuators

Publications (3)

Publication Number Publication Date
GB0121868D0 GB0121868D0 (en) 2001-10-31
GB2363908A GB2363908A (en) 2002-01-09
GB2363908B true GB2363908B (en) 2002-03-06

Family

ID=26312692

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0121868A Expired - Fee Related GB2363908B (en) 1997-11-28 1998-05-27 Improvements relating to thermally-responsive actuators

Country Status (6)

Country Link
EP (1) EP1034552B1 (en)
CN (1) CN1132206C (en)
AU (1) AU1342799A (en)
DE (1) DE69810963T2 (en)
GB (1) GB2363908B (en)
WO (1) WO1999028935A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2431516A (en) * 2005-10-19 2007-04-25 Otter Controls Ltd Improvements relating to thermal control units
EP2741641B1 (en) * 2011-08-10 2016-08-10 Strix Limited Controls for a liquid heating apparatus
CN104037016B (en) * 2014-06-27 2016-02-24 佛山市川东磁电股份有限公司 A kind of novel magnetic proximity switch
CN105244227B (en) * 2015-11-24 2017-07-21 佛山市溢釜科技有限公司 A kind of assistance type magnetic approach switch
CN105405717B (en) * 2015-11-24 2017-07-18 佛山市溢釜科技有限公司 A kind of power-assisted replys magnetic approach switch
CN105788961B (en) * 2016-04-22 2018-07-10 佛山市富乐喜电子信息技术有限公司 A kind of compact temperature controller
IT201700050295A1 (en) * 2017-05-10 2018-11-10 Bitron Spa Method of coupling a wire with an electrical terminal and an actuator made using this method.
AU2018290188B2 (en) * 2017-06-21 2022-12-22 Maggma Group Ip Limited An electrical switch and a switching blade therefor

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0014102A1 (en) * 1979-01-29 1980-08-06 Eaton S.P.A. Thermostat
GB2212664A (en) * 1987-11-23 1989-07-26 Otter Controls Ltd Thermal sensors
GB2217160A (en) * 1988-03-30 1989-10-18 Strix Ltd Electric immersion heaters and thermally-sensitive controls therefor
GB2301226A (en) * 1994-01-13 1996-11-27 Strix Ltd Water heating apparatus
GB2308743A (en) * 1994-06-09 1997-07-02 Strix Ltd Liquid heating vessels
GB2329523A (en) * 1997-09-17 1999-03-24 Strix Ltd Thermally sensitive controls

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2685007A (en) * 1950-10-02 1954-07-27 Fischer Karl Electric snap or quick break switch
GB871499A (en) * 1956-10-22 1961-06-28 Cav Ltd Electromagnetically operable electric switches
US4376925A (en) * 1980-01-16 1983-03-15 Taylor John C Switch units for electric immersion heaters
GB8800088D0 (en) * 1988-01-05 1988-02-10 Strix Ltd Thermally responsive actuators & electrical controls incorporating such actuators
GB8818646D0 (en) * 1988-08-05 1988-09-07 Strix Ltd Thermally-responsive actuators & electrical controls incorporating such actuators

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0014102A1 (en) * 1979-01-29 1980-08-06 Eaton S.P.A. Thermostat
GB2212664A (en) * 1987-11-23 1989-07-26 Otter Controls Ltd Thermal sensors
GB2217160A (en) * 1988-03-30 1989-10-18 Strix Ltd Electric immersion heaters and thermally-sensitive controls therefor
GB2301226A (en) * 1994-01-13 1996-11-27 Strix Ltd Water heating apparatus
GB2308743A (en) * 1994-06-09 1997-07-02 Strix Ltd Liquid heating vessels
GB2329523A (en) * 1997-09-17 1999-03-24 Strix Ltd Thermally sensitive controls

Also Published As

Publication number Publication date
GB0121868D0 (en) 2001-10-31
CN1286798A (en) 2001-03-07
WO1999028935A1 (en) 1999-06-10
CN1132206C (en) 2003-12-24
DE69810963T2 (en) 2003-06-05
GB2363908A (en) 2002-01-09
EP1034552B1 (en) 2003-01-22
AU1342799A (en) 1999-06-16
DE69810963D1 (en) 2003-02-27
EP1034552A1 (en) 2000-09-13

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Legal Events

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

Effective date: 20090527