GB2481263B - Thermally responsive electric switches - Google Patents

Thermally responsive electric switches

Info

Publication number
GB2481263B
GB2481263B GB1016712.0A GB201016712A GB2481263B GB 2481263 B GB2481263 B GB 2481263B GB 201016712 A GB201016712 A GB 201016712A GB 2481263 B GB2481263 B GB 2481263B
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.)
Active
Application number
GB1016712.0A
Other versions
GB201016712D0 (en
GB2481263A (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
Publication of GB201016712D0 publication Critical patent/GB201016712D0/en
Priority to EP11741680.0A priority Critical patent/EP2583292B1/en
Priority to PCT/GB2011/051112 priority patent/WO2011158023A2/en
Priority to CN201180029863.6A priority patent/CN102947907B/en
Priority to CN2011202113449U priority patent/CN202142471U/en
Publication of GB2481263A publication Critical patent/GB2481263A/en
Application granted granted Critical
Publication of GB2481263B publication Critical patent/GB2481263B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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)
GB1016712.0A 2010-06-17 2010-10-05 Thermally responsive electric switches Active GB2481263B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP11741680.0A EP2583292B1 (en) 2010-06-17 2011-06-14 Thermally responsive electric switches
PCT/GB2011/051112 WO2011158023A2 (en) 2010-06-17 2011-06-14 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

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
GB201016712D0 GB201016712D0 (en) 2010-11-17
GB2481263A GB2481263A (en) 2011-12-21
GB2481263B true GB2481263B (en) 2017-03-01

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 Before (1)

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

Country Status (4)

Country Link
EP (1) EP2583292B1 (en)
CN (2) CN102947907B (en)
GB (2) GB2481240B (en)
WO (1) WO2011158023A2 (en)

Families Citing this family (4)

* 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
GB2592878A (en) * 2019-09-05 2021-09-15 Eaton Intelligent Power Ltd Switch with actuator

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0058372A1 (en) * 1981-02-11 1982-08-25 Limitor AG Thermal switch with bimetallic element
GB2111329A (en) * 1981-11-25 1983-06-29 Schurter Ag Fuse carrier
US4620175A (en) * 1985-10-11 1986-10-28 North American Philips Corporation Simple thermostat for dip mounting
FR2599553A1 (en) * 1986-06-02 1987-12-04 Itt Composants Instr Circuit breaker, in particular for printed circuit boards
JP2008251208A (en) * 2007-03-29 2008-10-16 Nikko Fuji Electronics Co Ltd Terminal with solder rising barrier portion, and its manufacturing method

Family Cites Families (34)

* 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
US2820870A (en) * 1956-07-19 1958-01-21 Metals & Controls Corp Thermostatic switch
US3104296A (en) * 1959-05-11 1963-09-17 Texas Instruments Inc Thermostatic 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
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
IT1019376B (en) * 1974-09-24 1977-11-10 Texas Instruments Italia Spa MINIATURIZED AMPEROMETRIC AND STATIC THERMO DEVICE PARTICULARLY SUITABLE FOR THE PROTECTION OF ELECTRIC MOTORS
GB1542252A (en) 1975-10-30 1979-03-14 Taylor J Snap-acting thermally responsive bimetallic actuators
GB2124429B (en) 1982-07-29 1986-07-30 Otter Controls Ltd Bimetallic actuators
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
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
US5268664A (en) * 1993-01-25 1993-12-07 Portage Electric Products, Inc. Low profile thermostat
GB2275823B (en) 1993-02-18 1996-11-27 Otter Controls Ltd Improvements relating to electric switches
EP0714550B1 (en) 1993-08-03 1998-11-04 Otter Controls Limited Electric switches
DE4345350C2 (en) * 1993-10-30 1997-05-22 Hofsaes Geb Zeitz Ulrika Temp. dependent switch
CN2172526Y (en) 1993-12-07 1994-07-20 江维亮 Improved circuit breaker without fuse
JP2733499B2 (en) * 1994-12-09 1998-03-30 ウチヤ・サーモスタット株式会社 thermostat
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
US6069551A (en) * 1997-05-02 2000-05-30 Therm-O-Disc, Incorporated Thermal switch assembly
DE19748589C2 (en) * 1997-11-04 1999-12-09 Marcel Hofsaes Switch with a temperature-dependent switching mechanism
US5844464A (en) * 1997-11-24 1998-12-01 Therm-O-Disc, Incorporated Thermal switch
DE19752581C2 (en) * 1997-11-27 1999-12-23 Marcel Hofsaes Switch with a temperature-dependent switching mechanism
DE19847209C2 (en) * 1998-10-13 2002-04-25 Marcel Hofsaes Switch with an insulating carrier
JP3820055B2 (en) 1999-04-16 2006-09-13 ウチヤ・サーモスタット株式会社 Thermal protector
US20030122650A1 (en) * 2001-12-07 2003-07-03 Kiyoshi Yamamoto Thermal protector
JP2005203311A (en) * 2004-01-19 2005-07-28 Japan Thermostat Kk Thermostat
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 (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0058372A1 (en) * 1981-02-11 1982-08-25 Limitor AG Thermal switch with bimetallic element
GB2111329A (en) * 1981-11-25 1983-06-29 Schurter Ag Fuse carrier
US4620175A (en) * 1985-10-11 1986-10-28 North American Philips Corporation Simple thermostat for dip mounting
FR2599553A1 (en) * 1986-06-02 1987-12-04 Itt Composants Instr Circuit breaker, in particular for printed circuit boards
JP2008251208A (en) * 2007-03-29 2008-10-16 Nikko Fuji Electronics Co Ltd Terminal with solder rising barrier portion, and its manufacturing method

Also Published As

Publication number Publication date
GB2481240B (en) 2017-04-12
GB2481240A (en) 2011-12-21
CN102947907B (en) 2016-06-22
GB201010182D0 (en) 2010-07-21
GB201016712D0 (en) 2010-11-17
CN102947907A (en) 2013-02-27
CN202142471U (en) 2012-02-08
EP2583292A2 (en) 2013-04-24
EP2583292B1 (en) 2017-09-27
WO2011158023A3 (en) 2012-03-29
WO2011158023A2 (en) 2011-12-22
GB2481263A (en) 2011-12-21

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