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GB2481240B - Thermally responsive electric switches - Google Patents

Thermally responsive electric switches

Info

Publication number
GB2481240B
GB2481240B GB1010182.2A GB201010182A GB2481240B GB 2481240 B GB2481240 B GB 2481240B GB 201010182 A GB201010182 A GB 201010182A GB 2481240 B GB2481240 B GB 2481240B
Authority
GB
United Kingdom
Prior art keywords
thermally responsive
electric switches
responsive electric
switches
thermally
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
GB1010182.2A
Other versions
GB201010182D0 (en
GB2481240A (en
Inventor
Heywood Mark
Rixham Andrew
Sherratt Mark
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
Application filed by Otter Controls Ltd filed Critical Otter Controls Ltd
Priority to GB1010182.2A priority Critical patent/GB2481240B/en
Publication of GB201010182D0 publication Critical patent/GB201010182D0/en
Priority to GB1016712.0A priority patent/GB2481263B/en
Priority to PCT/GB2011/051112 priority patent/WO2011158023A2/en
Priority to CN2011202113449U priority patent/CN202142471U/en
Priority to CN201180029863.6A priority patent/CN102947907B/en
Priority to EP11741680.0A priority patent/EP2583292B1/en
Publication of GB2481240A publication Critical patent/GB2481240A/en
Application granted granted Critical
Publication of GB2481240B publication Critical patent/GB2481240B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01H37/5418—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting using cantilevered bimetallic snap elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element
    • H01H71/164—Heating elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/08—Terminals; Connections
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/58—Electric connections to or between contacts; Terminals
    • 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
    • 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
    • H01H37/14—Means for adjustment of "on" or "off" operating temperature by anticipatory electric heater
    • 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
    • H01H37/5427—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting encapsulated in sealed miniaturised housing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/02—Soldered or welded connections
    • H01R4/028—Soldered or welded connections comprising means for preventing flowing or wicking of solder or flux in parts not desired
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/58—Electric connections to or between contacts; Terminals
    • H01H2001/5894—Electric connections to or between contacts; Terminals the extension of the contact being welded to a wire or a bus
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H2009/0285—Casings overmoulded over assembled switch or relay
    • 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
    • H01H2037/5463—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting the bimetallic snap element forming part of switched circuit

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Thermally Actuated Switches (AREA)
GB1010182.2A 2010-06-17 2010-06-17 Thermally responsive electric switches Expired - Fee Related GB2481240B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB1010182.2A GB2481240B (en) 2010-06-17 2010-06-17 Thermally responsive electric switches
GB1016712.0A GB2481263B (en) 2010-06-17 2010-10-05 Thermally responsive electric switches
CN201180029863.6A CN102947907B (en) 2010-06-17 2011-06-14 Thermally responsive electrical switch
CN2011202113449U CN202142471U (en) 2010-06-17 2011-06-14 Thermal response electric switch
PCT/GB2011/051112 WO2011158023A2 (en) 2010-06-17 2011-06-14 Thermally responsive electric switches
EP11741680.0A EP2583292B1 (en) 2010-06-17 2011-06-14 Thermally responsive electric switches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1010182.2A GB2481240B (en) 2010-06-17 2010-06-17 Thermally responsive electric switches

Publications (3)

Publication Number Publication Date
GB201010182D0 GB201010182D0 (en) 2010-07-21
GB2481240A GB2481240A (en) 2011-12-21
GB2481240B true GB2481240B (en) 2017-04-12

Family

ID=42471808

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1010182.2A Expired - Fee Related GB2481240B (en) 2010-06-17 2010-06-17 Thermally responsive electric switches
GB1016712.0A Active GB2481263B (en) 2010-06-17 2010-10-05 Thermally responsive electric switches

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB1016712.0A Active GB2481263B (en) 2010-06-17 2010-10-05 Thermally responsive electric switches

Country Status (4)

Country Link
EP (1) EP2583292B1 (en)
CN (2) CN202142471U (en)
GB (2) GB2481240B (en)
WO (1) WO2011158023A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2481240B (en) * 2010-06-17 2017-04-12 Otter Controls Ltd Thermally responsive electric switches
CN102496520A (en) * 2011-12-23 2012-06-13 贵州航天电器股份有限公司 Temperature relay
US20200343066A1 (en) * 2019-04-25 2020-10-29 Sensata Technologies, Inc. Electrical contact assembly using silver graphite

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2820870A (en) * 1956-07-19 1958-01-21 Metals & Controls Corp Thermostatic switch
GB936801A (en) * 1959-05-11 1963-09-11 Texas Instruments Inc Thermostatic switches
GB1061865A (en) * 1964-08-24 1967-03-15 Taylor John C Improvements in thermally-controlled electric switches
GB1237634A (en) * 1968-04-03 1971-06-30 Texas Instruments Inc Thermostatic devices
GB1526275A (en) * 1974-09-24 1978-09-27 Texas Instruments Italia Spa Temperature sensitive circuit breakers
US4476452A (en) * 1982-09-27 1984-10-09 Texas Instruments Incorporated Motor protector
US4755787A (en) * 1987-12-07 1988-07-05 Portage Electric Products, Inc. Means for mounting a bimetal blade in a thermostatic switch
US5268664A (en) * 1993-01-25 1993-12-07 Portage Electric Products, Inc. Low profile thermostat
GB2296383A (en) * 1994-12-09 1996-06-26 Uchiya Thermostat Thermostats
US5670930A (en) * 1993-10-30 1997-09-23 Hofsaess, Deceased; Peter Temperature-dependent switch
US5844464A (en) * 1997-11-24 1998-12-01 Therm-O-Disc, Incorporated Thermal switch
US6005469A (en) * 1997-05-02 1999-12-21 Therm-O-Disc, Incoporated Thermal switch assembly
US6031447A (en) * 1997-11-27 2000-02-29 Hofsaess; Marcel Switch having a temperature-dependent switching mechanism
US6091316A (en) * 1997-11-04 2000-07-18 Hofsaess; Marcel Switch having a temperature-dependent switching mechanism
US6300860B1 (en) * 1998-10-13 2001-10-09 HOFSäSS MARCEL Switch having an insulating support
US20030122650A1 (en) * 2001-12-07 2003-07-03 Kiyoshi Yamamoto Thermal protector

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB600055A (en) 1946-05-07 1948-03-30 Eric Hardman Taylor Thermally controlled electric switches
GB657434A (en) 1949-02-07 1951-09-19 Eric Hardman Taylor Improvements in or relating to snap-action actuating members for electric switches
GB1064643A (en) 1964-06-10 1967-04-05 Taylor John C Improvements in or relating to thermally responsive switch actuating members and switches incorporating them
GB1542252A (en) 1975-10-30 1979-03-14 Taylor J Snap-acting thermally responsive bimetallic actuators
DE3104827A1 (en) * 1981-02-11 1982-08-19 Limitor AG, 8022 Zürich "BIMETAL TEMPERATURE SWITCH"
CH653176A5 (en) * 1981-11-25 1985-12-13 Schurter Ag FUSE HOLDER.
GB2124429B (en) 1982-07-29 1986-07-30 Otter Controls Ltd Bimetallic actuators
US4620175A (en) * 1985-10-11 1986-10-28 North American Philips Corporation Simple thermostat for dip mounting
FR2599553B3 (en) * 1986-06-02 1988-08-12 Itt Composants Instr CIRCUIT BREAKER, PARTICULARLY FOR PRINTED CIRCUIT BOARDS
JP2507171B2 (en) * 1990-11-06 1996-06-12 松下冷機株式会社 Motor overload protection device
GB9102062D0 (en) 1991-01-31 1991-03-13 Otter Controls Ltd Improvements relating to conductors for switching applications
GB9109316D0 (en) 1991-04-30 1991-06-19 Otter Controls Ltd Improvements relating to electric switches
GB2275823B (en) 1993-02-18 1996-11-27 Otter Controls Ltd Improvements relating to electric switches
CN1039754C (en) 1993-08-03 1998-09-09 奥特控制有限公司 Improvements relating to electric switches
CN2172526Y (en) * 1993-12-07 1994-07-20 江维亮 Improved circuit breaker without fuse
DE19609310C2 (en) * 1996-03-09 1999-07-15 Thermik Geraetebau Gmbh Switch with a temperature-dependent switching mechanism
DE19609577C2 (en) * 1996-03-12 1998-02-19 Thermik Geraetebau Gmbh Switch with a temperature-dependent switching mechanism
JP3820055B2 (en) * 1999-04-16 2006-09-13 ウチヤ・サーモスタット株式会社 Thermal protector
JP2005203311A (en) * 2004-01-19 2005-07-28 Japan Thermostat Kk Thermostat
JP5060146B2 (en) * 2007-03-29 2012-10-31 Ｊｘ日鉱日石金属株式会社 TERMINAL HAVING SOLDER SUCTION BARRIER AND ITS MANUFACTURING METHOD
CN201122558Y (en) * 2007-08-17 2008-09-24 森萨塔科技公司 Temperature current protector
DE102008048554B3 (en) * 2008-09-16 2010-02-04 Hofsaess, Marcel P. Temperature-dependent switch
GB2481240B (en) * 2010-06-17 2017-04-12 Otter Controls Ltd Thermally responsive electric switches

Patent Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2820870A (en) * 1956-07-19 1958-01-21 Metals & Controls Corp Thermostatic switch
GB936801A (en) * 1959-05-11 1963-09-11 Texas Instruments Inc Thermostatic switches
GB1061865A (en) * 1964-08-24 1967-03-15 Taylor John C Improvements in thermally-controlled electric switches
GB1237634A (en) * 1968-04-03 1971-06-30 Texas Instruments Inc Thermostatic devices
GB1526275A (en) * 1974-09-24 1978-09-27 Texas Instruments Italia Spa Temperature sensitive circuit breakers
US4476452A (en) * 1982-09-27 1984-10-09 Texas Instruments Incorporated Motor protector
US4755787A (en) * 1987-12-07 1988-07-05 Portage Electric Products, Inc. Means for mounting a bimetal blade in a thermostatic switch
US5268664A (en) * 1993-01-25 1993-12-07 Portage Electric Products, Inc. Low profile thermostat
US5670930A (en) * 1993-10-30 1997-09-23 Hofsaess, Deceased; Peter Temperature-dependent switch
GB2296383A (en) * 1994-12-09 1996-06-26 Uchiya Thermostat Thermostats
US6005469A (en) * 1997-05-02 1999-12-21 Therm-O-Disc, Incoporated Thermal switch assembly
US6091316A (en) * 1997-11-04 2000-07-18 Hofsaess; Marcel Switch having a temperature-dependent switching mechanism
US5844464A (en) * 1997-11-24 1998-12-01 Therm-O-Disc, Incorporated Thermal switch
US6300858B1 (en) * 1997-11-24 2001-10-09 Thermo-O-Disc, Incorporated Thermal switch
US6031447A (en) * 1997-11-27 2000-02-29 Hofsaess; Marcel Switch having a temperature-dependent switching mechanism
US6300860B1 (en) * 1998-10-13 2001-10-09 HOFSäSS MARCEL Switch having an insulating support
US20030122650A1 (en) * 2001-12-07 2003-07-03 Kiyoshi Yamamoto Thermal protector

Also Published As

Publication number Publication date
CN202142471U (en) 2012-02-08
EP2583292B1 (en) 2017-09-27
GB2481263A (en) 2011-12-21
WO2011158023A3 (en) 2012-03-29
WO2011158023A2 (en) 2011-12-22
GB201016712D0 (en) 2010-11-17
GB201010182D0 (en) 2010-07-21
EP2583292A2 (en) 2013-04-24
GB2481240A (en) 2011-12-21
CN102947907A (en) 2013-02-27
CN102947907B (en) 2016-06-22
GB2481263B (en) 2017-03-01

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Legal Events

Date Code Title Description
S73 Revocation on comptroller's initiative (section 73/patents act 1977)

Free format text: REVOCATION NOT PROCEEDED WITH

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20210617