FR2249428A1 - Automatic protective fuse with bimetal strip - has spring biased latch movable by heated bimetal strip expansion - Google Patents

Automatic protective fuse with bimetal strip - has spring biased latch movable by heated bimetal strip expansion

Info

Publication number
FR2249428A1
FR2249428A1 FR7435904A FR7435904A FR2249428A1 FR 2249428 A1 FR2249428 A1 FR 2249428A1 FR 7435904 A FR7435904 A FR 7435904A FR 7435904 A FR7435904 A FR 7435904A FR 2249428 A1 FR2249428 A1 FR 2249428A1
Authority
FR
France
Prior art keywords
bimetal strip
spring arm
automatic protective
protective fuse
spring biased
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.)
Granted
Application number
FR7435904A
Other languages
English (en)
French (fr)
Other versions
FR2249428B3 (de
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.)
BK PATENT DEV
Original Assignee
BK PATENT DEV
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
Priority claimed from US409911A external-priority patent/US3913049A/en
Application filed by BK PATENT DEV filed Critical BK PATENT DEV
Publication of FR2249428A1 publication Critical patent/FR2249428A1/fr
Application granted granted Critical
Publication of FR2249428B3 publication Critical patent/FR2249428B3/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/22—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electrothermal release and no other automatic release
    • 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

Landscapes

  • Thermally Actuated Switches (AREA)
  • Fuses (AREA)
  • Breakers (AREA)
FR7435904A 1973-10-26 1974-10-25 Automatic protective fuse with bimetal strip - has spring biased latch movable by heated bimetal strip expansion Granted FR2249428A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US409911A US3913049A (en) 1973-04-02 1973-10-26 Thermostatic circuit breaker

Publications (2)

Publication Number Publication Date
FR2249428A1 true FR2249428A1 (en) 1975-05-23
FR2249428B3 FR2249428B3 (de) 1977-08-05

Family

ID=23622466

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7435904A Granted FR2249428A1 (en) 1973-10-26 1974-10-25 Automatic protective fuse with bimetal strip - has spring biased latch movable by heated bimetal strip expansion

Country Status (5)

Country Link
JP (1) JPS5073182A (de)
CA (1) CA1019791A (de)
DE (1) DE2450140B2 (de)
FR (1) FR2249428A1 (de)
IT (1) IT1021944B (de)

Also Published As

Publication number Publication date
JPS5073182A (de) 1975-06-17
IT1021944B (it) 1978-02-20
FR2249428B3 (de) 1977-08-05
DE2450140A1 (de) 1975-05-07
DE2450140B2 (de) 1976-12-30
CA1019791A (en) 1977-10-25

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Legal Events

Date Code Title Description
ST Notification of lapse