EP0102574A3 - Bimetallic protection switch - Google Patents

Bimetallic protection switch Download PDF

Info

Publication number: EP0102574A3
Authority: EP; European Patent Office
Prior art keywords: protection switch; bimetallic; bimetallic protection; switch; protection
Prior art date: 1982-08-21
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.): Granted

Application number

EP83108195A

Other languages

German (de)

Other versions

EP0102574A2 (en

EP0102574B1 (en

Inventor

Manfred K. Muller

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.)

Limitor AG

Uchiya Thermostat Co Ltd

Original Assignee

Limitor AG

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.)

1982-08-21

Filing date

1983-08-19

Publication date

1986-04-16

1983-08-19 Application filed by Limitor AG filed Critical Limitor AG

1984-03-14 Publication of EP0102574A2 publication Critical patent/EP0102574A2/en

1986-04-16 Publication of EP0102574A3 publication Critical patent/EP0102574A3/en

1988-06-01 Application granted granted Critical

1988-06-01 Publication of EP0102574B1 publication Critical patent/EP0102574B1/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
- H01H1/504—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position by thermal means
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
- H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
- H01H77/04—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrothermal opening

EP19830108195 1982-08-21 1983-08-19 Bimetallic protection switch Expired EP0102574B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19823231136 DE3231136C2 (en)	1982-08-21	1982-08-21	Bimetal circuit breaker
DE3231136		1982-08-21

Publications (3)

Publication Number	Publication Date
EP0102574A2 EP0102574A2 (en)	1984-03-14
EP0102574A3 true EP0102574A3 (en)	1986-04-16
EP0102574B1 EP0102574B1 (en)	1988-06-01

Family

ID=6171391

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19830108195 Expired EP0102574B1 (en)	1982-08-21	1983-08-19	Bimetallic protection switch

Country Status (2)

Country	Link
EP (1)	EP0102574B1 (en)
DE (2)	DE3231136C2 (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3320730A1 (en) *	1983-01-15	1984-07-19	Fritz Eichenauer GmbH & Co KG, 6744 Kandel	Temperature monitor
DE3333620A1 (en) *	1983-09-17	1985-04-11	Braun Ag, 6000 Frankfurt	CIRCUIT BREAKER
EP0244521B1 (en) *	1984-11-08	1989-05-03	Nippondenso Co., Ltd.	Engine starter
DE3539425A1 (en) *	1985-11-07	1987-05-14	Limitor Ag	THERMOBI METAL SWITCH
DE3601055A1 (en) *	1986-01-16	1987-07-23	Limitor Ag	SAFETY DEVICE
DE3644514A1 (en) *	1986-12-24	1988-07-07	Inter Control Koehler Hermann	BIMETAL SWITCH
US4780698A (en) *	1987-04-30	1988-10-25	Texas Instruments Incorporated	Circuit interrupter device and method for making
JPH089867Y2 (en)	1988-04-30	1996-03-21	ウチヤ・サーモスタット株式会社	thermostat
GB2252674B (en) *	1991-01-04	1995-01-04	Otter Controls Ltd	Improvements relating to thermally responsive electric switches
JP2585148B2 (en) *	1991-04-05	1997-02-26	ウチヤ・サーモスタット株式会社	Thermostat with built-in film heating element
FR2686451A1 (en) *	1992-01-17	1993-07-23	Elth Sa	THERMAL SAFETY AND HEATING ELEMENTS WITH SUCH AN INTEGRATED SAFETY.
DE4206157A1 (en) *	1992-02-28	1993-09-16	Hofsass P	THERMAL SWITCH
DE9203559U1 (en) *	1992-03-17	1992-05-21	Knobel Ag Lichttechnische Komponenten, Ennenda	Bimetal thermal switch with thick-film resistance heating element
JP2585164B2 (en) *	1992-07-07	1997-02-26	ウチヤ・サーモスタット株式会社	Thermo protector
DE9214940U1 (en) *	1992-11-03	1992-12-17	Thermik Geraetebau Gmbh, 7530 Pforzheim	Temperature monitor
DE4425330A1 (en) *	1993-07-26	1996-01-25	Siemens Ag	Current limiting switch
US5420561A (en) *	1994-01-21	1995-05-30	Littlefuse, Inc.	Breaker or resettable fuse device
US6229121B1 (en) *	1999-07-23	2001-05-08	Industrial Technology Research Institute	Integrated thermal buckling micro switch with electric heater and sensor
JP4471479B2 (en) *	2000-10-13	2010-06-02	ウチヤ・サーモスタット株式会社	Thermal protector
DE10235650B4 (en) *	2002-08-02	2006-04-27	INTER CONTROL Hermann Köhler Elektrik GmbH & Co KG	Thermal overload protection

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3272944A (en) *	1964-11-12	1966-09-13	Sylvania Electric Prod	Encapsulated thermostatic switch having a heater disposed in the stem
GB1141316A (en) *	1965-08-04	1969-01-29	Texas Instruments Inc	Thermal delay relays
FR2085147A5 (en) *	1970-03-26	1971-12-17	Texas Instruments Inc
DE2907807A1 (en) *	1979-02-28	1980-09-04	Siemens Ag	PTC resistor and bimetal switch combination - holds button-shaped switch between large area and narrow leads
FR2462013A1 (en) *	1979-07-21	1981-02-06	Limitor Ag	Temp. sensitive time switch - has bimetal strip encapsulated in plastics box on one side of which thick film heating resistance is secured

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1401964A (en) *	1963-07-19	1965-06-11	Otter Controls Ltd	Temperature sensitive electrical switch
US3312802A (en) *	1965-12-30	1967-04-04	Gen Electric	Bimetal with heater mounted through a channel formed by alternately spaced portions separated by slits
US3579167A (en) *	1966-07-20	1971-05-18	Texas Instruments Inc	Thermostatic switch with improved heater assembly and method of assembling same
DE2719329C2 (en) *	1977-04-30	1987-01-15	Uchiya Thermostat Co., Misato, Saitama	Bimetal circuit breaker
JPS5510289U (en) *	1978-07-07	1980-01-23
DE3104828A1 (en) *	1981-02-11	1982-09-09	Limitor AG, 8022 Zürich	Bimetallic temperature switch

1982
- 1982-08-21 DE DE19823231136 patent/DE3231136C2/en not_active Expired
- 1982-08-21 DE DE19828223614 patent/DE8223614U1/en not_active Expired
1983
- 1983-08-19 EP EP19830108195 patent/EP0102574B1/en not_active Expired

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3272944A (en) *	1964-11-12	1966-09-13	Sylvania Electric Prod	Encapsulated thermostatic switch having a heater disposed in the stem
GB1141316A (en) *	1965-08-04	1969-01-29	Texas Instruments Inc	Thermal delay relays
FR2085147A5 (en) *	1970-03-26	1971-12-17	Texas Instruments Inc
DE2907807A1 (en) *	1979-02-28	1980-09-04	Siemens Ag	PTC resistor and bimetal switch combination - holds button-shaped switch between large area and narrow leads
FR2462013A1 (en) *	1979-07-21	1981-02-06	Limitor Ag	Temp. sensitive time switch - has bimetal strip encapsulated in plastics box on one side of which thick film heating resistance is secured

Also Published As

Publication number	Publication date
DE8223614U1 (en)	1985-05-09
EP0102574A2 (en)	1984-03-14
EP0102574B1 (en)	1988-06-01
DE3231136A1 (en)	1984-02-23
DE3231136C2 (en)	1984-08-23

Publication	Publication Date	Title
JPS56150919A (en)	1981-11-21	Breaker
JPS56159922A (en)	1981-12-09	Breaker
JPS5720117A (en)	1982-02-02	Breaker
JPS5720118A (en)	1982-02-02	Breaker
JPS56150920A (en)	1981-11-21	Breaker
JPS56159925A (en)	1981-12-09	Breaker
EP0102574A3 (en)	1986-04-16	Bimetallic protection switch
DE3361213D1 (en)	1985-12-19	Two-pole overcurrent protection
DE3365386D1 (en)	1986-09-25	Thermostatic switch
JPS56152125A (en)	1981-11-25	Breaker
GB2055264B (en)	1982-11-10	Circuit protection switch
GB2115981B (en)	1985-12-11	Thermostatic switch
JPS56159026A (en)	1981-12-08	Overcurrent protection switch
JPS57189423A (en)	1982-11-20	Overcurrent breaker
JPS5784535A (en)	1982-05-26	Overcurrent breaker
GB8315161D0 (en)	1983-07-06	Thermostatic switch
JPS5796421A (en)	1982-06-15	Overcurrent protection switch controlled with bymetal
JPS56106324A (en)	1981-08-24	Breaker
GB2089591B (en)	1985-05-22	Switch protection device
JPS56116236A (en)	1981-09-11	Overcurrent protection switch
JPS57151125A (en)	1982-09-18	Overcurrent breaker
JPS56114245A (en)	1981-09-08	Breaker
JPS56103838A (en)	1981-08-19	Breaker
JPS56128527A (en)	1981-10-08	Breaker
JPS56114246A (en)	1981-09-08	Breaker

Legal Events

Date	Code	Title	Description
1984-01-14	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1984-03-14	AK	Designated contracting states	Designated state(s): CH FR GB IT LI NL SE
1984-05-30	RBV	Designated contracting states (corrected)	Designated state(s): CH FR GB IT LI NL SE
1984-06-06	RBV	Designated contracting states (corrected)	Designated state(s): CH FR GB IT LI NL SE
1986-02-24	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1986-04-16	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): CH FR GB IT LI NL SE
1986-09-10	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: UCHIYA THERMOSTAT CO. Owner name: LIMITOR AG
1986-09-10	RIN1	Information on inventor provided before grant (corrected)	Inventor name: UCHIYA, TOMOYOSHI Inventor name: MUELLER, MANFRED K.
1986-10-22	17P	Request for examination filed	Effective date: 19860806
1987-05-27	17Q	First examination report despatched	Effective date: 19870410
1988-04-16	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1988-06-01	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): CH FR GB IT LI NL SE
1988-08-17	GBT	Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
1988-08-29	ITF	It: translation for a ep patent filed
1988-10-28	EN	Fr: translation not filed
1989-04-06	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1989-04-06	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1989-05-24	26N	No opposition filed
1990-04-06	ET	Fr: translation filed
1990-05-11	REG	Reference to a national code	Ref country code: FR Ref legal event code: BR
1991-08-31	ITTA	It: last paid annual fee
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