CA1022974A - Thermal circuit breaker with rapid contact separation - Google Patents

Thermal circuit breaker with rapid contact separation

Info

Publication number
CA1022974A
CA1022974A CA215,919A CA215919A CA1022974A CA 1022974 A CA1022974 A CA 1022974A CA 215919 A CA215919 A CA 215919A CA 1022974 A CA1022974 A CA 1022974A
Authority
CA
Canada
Prior art keywords
circuit breaker
contact separation
thermal circuit
rapid contact
rapid
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
Application number
CA215,919A
Other versions
CA215919S (en
Inventor
Walter H. Moksu
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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 Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of CA1022974A publication Critical patent/CA1022974A/en
Expired legal-status Critical Current

Links

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
    • H01H69/00—Apparatus or processes for the manufacture of emergency protective devices
    • H01H69/01—Apparatus or processes for the manufacture of emergency protective devices for calibrating or setting of devices to function under predetermined conditions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H81/00—Protective switches in which contacts are normally closed but are repeatedly opened and reclosed as long as a condition causing excess current persists, e.g. for current limiting
    • H01H81/02—Protective switches in which contacts are normally closed but are repeatedly opened and reclosed as long as a condition causing excess current persists, e.g. for current limiting electrothermally operated

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermally Actuated Switches (AREA)
CA215,919A 1973-12-14 1974-12-13 Thermal circuit breaker with rapid contact separation Expired CA1022974A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00425034A US3833873A (en) 1973-12-14 1973-12-14 Thermal protector

Publications (1)

Publication Number Publication Date
CA1022974A true CA1022974A (en) 1977-12-20

Family

ID=23684867

Family Applications (1)

Application Number Title Priority Date Filing Date
CA215,919A Expired CA1022974A (en) 1973-12-14 1974-12-13 Thermal circuit breaker with rapid contact separation

Country Status (8)

Country Link
US (1) US3833873A (en)
JP (1) JPS50116964A (en)
CA (1) CA1022974A (en)
DE (1) DE2458952C3 (en)
FR (1) FR2272478B1 (en)
GB (1) GB1493403A (en)
IT (1) IT1023411B (en)
NL (1) NL7415260A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8706573D0 (en) * 1987-03-19 1987-04-23 Yang Tai Her Thermo-activating breaker
US7109840B2 (en) * 2004-05-27 2006-09-19 Sensata Technologies, Inc. Protector for electrical apparatus
EP1926112A1 (en) * 2006-11-23 2008-05-28 ABB Technology AG Electric contact-system for an electric switching device
DE102010017741B4 (en) * 2010-07-05 2012-05-16 Stego-Holding Gmbh bimetallic

Also Published As

Publication number Publication date
US3833873A (en) 1974-09-03
DE2458952A1 (en) 1975-06-19
FR2272478B1 (en) 1977-11-10
DE2458952C3 (en) 1978-06-01
IT1023411B (en) 1978-05-10
DE2458952B2 (en) 1977-10-20
FR2272478A1 (en) 1975-12-19
NL7415260A (en) 1975-06-17
JPS50116964A (en) 1975-09-12
GB1493403A (en) 1977-11-30

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