CA987714A - Electric switching apparatus - Google Patents

Electric switching apparatus

Info

Publication number
CA987714A
CA987714A CA184,595A CA184595A CA987714A CA 987714 A CA987714 A CA 987714A CA 184595 A CA184595 A CA 184595A CA 987714 A CA987714 A CA 987714A
Authority
CA
Canada
Prior art keywords
switching apparatus
electric switching
electric
switching
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
CA184,595A
Inventor
Jan C. Clason
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.)
Hazemeijer BV
Original Assignee
Hazemeijer BV
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 Hazemeijer BV filed Critical Hazemeijer BV
Application granted granted Critical
Publication of CA987714A publication Critical patent/CA987714A/en
Expired legal-status Critical Current

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
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/122—Automatic release mechanisms with or without manual release actuated by blowing of a fuse
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
    • H01H5/02—Energy stored by the attraction or repulsion of magnetic parts
CA184,595A 1972-10-30 1973-10-30 Electric switching apparatus Expired CA987714A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL727214678A NL152106B (en) 1972-10-30 1972-10-30 ELECTRIC SWITCHING DEVICE WITH MAGNETIC LOCKING DEVICE.

Publications (1)

Publication Number Publication Date
CA987714A true CA987714A (en) 1976-04-20

Family

ID=19817264

Family Applications (1)

Application Number Title Priority Date Filing Date
CA184,595A Expired CA987714A (en) 1972-10-30 1973-10-30 Electric switching apparatus

Country Status (9)

Country Link
US (1) US3859611A (en)
JP (1) JPS5735536B2 (en)
BE (1) BE806406A (en)
CA (1) CA987714A (en)
CH (1) CH560962A5 (en)
FR (1) FR2204862B1 (en)
GB (1) GB1443730A (en)
NL (1) NL152106B (en)
SE (1) SE387003B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5724565B2 (en) * 1974-05-29 1982-05-25
JPS593036U (en) * 1982-06-29 1984-01-10 株式会社昭和製作所 Hydraulic shock absorber damping force adjustment device
CN102412085B (en) * 2010-09-20 2014-09-10 西门子公司 Double-break electrical contact device and isolating switch using same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1813191A (en) * 1926-04-30 1931-07-07 Westinghouse Electric & Mfg Co High speed circuit breaker
US3234347A (en) * 1963-08-08 1966-02-08 David Olof Hagglund Protective switching arrangement with demountable fuse carrier
GB1143805A (en) * 1966-08-04

Also Published As

Publication number Publication date
GB1443730A (en) 1976-07-21
DE2354133A1 (en) 1974-05-09
BE806406A (en) 1974-04-23
FR2204862B1 (en) 1977-03-11
SE387003B (en) 1976-08-23
CH560962A5 (en) 1975-04-15
DE2354133B2 (en) 1976-09-16
FR2204862A1 (en) 1974-05-24
US3859611A (en) 1975-01-07
NL7214678A (en) 1974-05-02
JPS5735536B2 (en) 1982-07-29
JPS4977181A (en) 1974-07-25
NL152106B (en) 1977-01-17

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