CA921523A - Thermoferrite switch with ptc resistor temperature compensation - Google Patents

Thermoferrite switch with ptc resistor temperature compensation

Info

Publication number: CA921523A
Authority: CA; Canada
Prior art keywords: thermoferrite; switch; temperature compensation; ptc resistor; resistor temperature
Prior art date: 1971-08-06
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

Application number

CA921523A

Inventor

G. Carson Kenneth

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.)

Honeywell Control Systems Ltd

Original Assignee

Honeywell Control Systems 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.)

1971-08-06

Filing date

1971-08-06

Publication date

1973-02-20

1971-08-06 Application filed by Honeywell Control Systems Ltd filed Critical Honeywell Control Systems Ltd

1973-02-20 Application granted granted Critical

1973-02-20 Publication of CA921523A publication Critical patent/CA921523A/en

Status Expired 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
- H01H37/64—Contacts
- H01H37/68—Contacts sealed in evacuated or gas-filled tube
- 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
- H01H37/58—Thermally-sensitive members actuated due to thermally controlled change of magnetic permeability
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H61/00—Electrothermal relays
- H01H61/01—Details
- H01H61/013—Heating arrangements for operating relays

Landscapes

Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Thermally Actuated Switches (AREA)
Measuring Temperature Or Quantity Of Heat (AREA)

CA921523A 1971-08-06 1971-08-06 Thermoferrite switch with ptc resistor temperature compensation Expired CA921523A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA120024		1971-08-06

Publications (1)

Publication Number	Publication Date
CA921523A true CA921523A (en)	1973-02-20

Family

ID=4090532

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA921523A Expired CA921523A (en)	1971-08-06	1971-08-06	Thermoferrite switch with ptc resistor temperature compensation

Country Status (9)

Country	Link
US (1)	US3760310A (en)
JP (1)	JPS4828975A (en)
BE (1)	BE786183A (en)
CA (1)	CA921523A (en)
DE (1)	DE2238341A1 (en)
FR (1)	FR2148500A1 (en)
GB (1)	GB1389497A (en)
IT (1)	IT969323B (en)
NL (1)	NL7210562A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0184178A2 (en) *	1984-12-04	1986-06-11	Ranco Incorporated Of Delaware	Switching relais

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3936626A (en) *	1972-10-25	1976-02-03	Chemetron Corporation	Method of heating comestibles
BE811146A (en) *	1973-07-18	1974-06-17		ELECTROMAGNETIC OVEN FOR AUTOMATIC AND SIMULTANEOUS HEATING AT VARIOUS TEMPERATURES OF PRODUCTS OF VARIOUS NUMBER AND DIMENSIONS
US3976961A (en) *	1973-07-18	1976-08-24	Chemetron Corporation	Sensor-detector assembly for microwave oven
JPS5186555A (en) *	1975-01-24	1976-07-29	Toyo Boseki	NANNENSEI HORIAMIDOSOSEIBUTSU
US4004259A (en) *	1975-06-25	1977-01-18	Square D Company	Temperature responsive electric switch
JPS5221417A (en) *	1975-08-11	1977-02-18	Teijin Ltd	Preparation of polyamide fibers
JPS53253A (en) *	1976-06-25	1978-01-05	Toray Ind Inc	Polycapsition with improved melt-spinning properties
SE8004951L (en) *	1980-07-04	1982-02-11	Jonny Ruuth	THERMOSTAT
JPS5744928A (en) *	1980-08-29	1982-03-13	Aisin Seiki	Temperature switch
JPS5744929A (en) *	1980-08-29	1982-03-13	Aisin Seiki	Temperature switch
US4414519A (en) *	1982-03-10	1983-11-08	Allied Corporation	Temperature-sensitive relay
US4454491A (en) *	1982-05-10	1984-06-12	Allied Corporation	Temperature sensing circuit breaker or switch
US4504809A (en) *	1982-12-13	1985-03-12	Lueker Jonathan C	Miniature thermomagnetic relay
JPH01144460A (en) *	1987-11-30	1989-06-06	Teijin Ltd	Polyamide composition
US5462802A (en) *	1991-12-02	1995-10-31	Teijin Limited	Polyamide hollow and/or non-circular fiber and process for making same
TW326049B (en) *	1993-12-22	1998-02-01	Du Pont	Nylon containing nucleation additives
US5525948A (en) *	1994-12-02	1996-06-11	Poulsen; Peder U.	Manually operated, electromagnetically resettable safety switch
US5742106A (en) *	1995-08-28	1998-04-21	Mikuni Corporation	Thermo-sensitive actuator and idle speed controller employing the same
US5907202A (en) *	1995-08-28	1999-05-25	Mikuni Corporation	Thermo-sensitive actuator and idle speed controller employing the same
US6020802A (en) *	1998-04-02	2000-02-01	Square D Company	Circuit breaker including two magnetic coils and a positive temperature coefficient resistivity element
US20040150504A1 (en) *	2003-01-30	2004-08-05	Nicholson Warren Baxter	Resettable ferromagnetic thermal switch
US20070057752A1 (en) *	2005-09-15	2007-03-15	Youfa Wang	Heat actuated magnetic latching microswitch
US20170076899A1 (en) *	2015-09-15	2017-03-16	Boise State University	Self-resetting power breaker
CN111149185B (en) *	2017-07-28	2022-03-25	尹楚尔Ip有限责任公司	Improved switch
US11224098B2 (en) *	2018-11-01	2022-01-11	General Electric Company	Systems and methods for passive heating of temperature-sensitive electronic components
US11509159B2 (en) *	2019-08-28	2022-11-22	Microsoft Technology Licensing, Llc	System and method for thermal cutoff protection device control from an external component

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2718569A (en) *	1951-08-22	1955-09-20	Gunnard Z Johnston	Circuit breakers
US3057978A (en) *	1960-10-24	1962-10-09	Mallory & Co Inc P R	Thermo-magnetic contact device
DK131528B (en) *	1967-10-07	1975-07-28	Danfoss As	Start switch for a single-phase motor.

1971
- 1971-08-06 CA CA921523A patent/CA921523A/en not_active Expired
1972
- 1972-05-11 US US00252173A patent/US3760310A/en not_active Expired - Lifetime
- 1972-06-06 GB GB2640072A patent/GB1389497A/en not_active Expired
- 1972-07-12 BE BE786183A patent/BE786183A/xx unknown
- 1972-07-24 IT IT27355/72A patent/IT969323B/en active
- 1972-08-01 NL NL7210562A patent/NL7210562A/xx unknown
- 1972-08-04 DE DE2238341A patent/DE2238341A1/en active Pending
- 1972-08-04 FR FR7228365A patent/FR2148500A1/fr not_active Withdrawn
- 1972-08-04 JP JP47077771A patent/JPS4828975A/ja active Pending

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0184178A2 (en) *	1984-12-04	1986-06-11	Ranco Incorporated Of Delaware	Switching relais
EP0184178A3 (en) *	1984-12-04	1989-03-01	Ranco Incorporated Of Delaware	Switching relais

Also Published As

Publication number	Publication date
JPS4828975A (en)	1973-04-17
DE2238341A1 (en)	1973-02-15
NL7210562A (en)	1973-02-08
IT969323B (en)	1974-03-30
FR2148500A1 (en)	1973-03-23
US3760310A (en)	1973-09-18
BE786183A (en)	1972-11-03
GB1389497A (en)	1975-04-03

Publication	Publication Date	Title
CA921523A (en)	1973-02-20	Thermoferrite switch with ptc resistor temperature compensation
CA1012596A (en)	1977-06-21	Positive temperature coefficient resistor heater
CA941935A (en)	1974-02-12	Temperature control circuit with zero average temperature offset error
CA959673A (en)	1974-12-24	Temperature indicating composition
CA954921A (en)	1974-09-17	Heating element assembly
AU464922B2 (en)	1975-08-26	Improved temperature indicator
CA958743A (en)	1974-12-03	Porous electric heating element
AU468635B2 (en)	1976-01-15	High voltage resistor
CA939768A (en)	1974-01-08	Potentiometer with resistive element overlap
CA947319A (en)	1974-05-14	Balance with the temperature compensation
CA966174A (en)	1975-04-15	High voltage temperature switch
CA1012222A (en)	1977-06-14	Resistor with low temperature coefficient
CA874099A (en)	1971-06-22	Temperature control
CA949145A (en)	1974-06-11	Variable resistor
CA868637A (en)	1971-04-13	Thermistor construction
CA1001261A (en)	1976-12-07	Temperature control circuit
CA889453A (en)	1971-12-28	Heating element
CA847485A (en)	1970-07-21	Oxide resistor heating element
CA865299A (en)	1971-03-02	Resistor assembly
CA884223A (en)	1971-10-26	Variable resistance heating element
CA883050A (en)	1971-10-12	Resistor composition
CA883051A (en)	1971-10-12	Resistor composition
CA870671A (en)	1971-05-11	Resistor composition
AU3195771A (en)	1973-02-08	Heating element
CA866342A (en)	1971-03-16	Resistor