IT7828740A0 - AUTOMATIC MAGNETIC SWITCH. - Google Patents

AUTOMATIC MAGNETIC SWITCH.

Info

Publication number
IT7828740A0
IT7828740A0 IT7828740A IT2874078A IT7828740A0 IT 7828740 A0 IT7828740 A0 IT 7828740A0 IT 7828740 A IT7828740 A IT 7828740A IT 2874078 A IT2874078 A IT 2874078A IT 7828740 A0 IT7828740 A0 IT 7828740A0
Authority
IT
Italy
Prior art keywords
magnetic switch
automatic magnetic
automatic
switch
magnetic
Prior art date
Application number
IT7828740A
Other languages
Italian (it)
Other versions
IT1099741B (en
Original Assignee
Wen Fong Lee
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 Wen Fong Lee filed Critical Wen Fong Lee
Publication of IT7828740A0 publication Critical patent/IT7828740A0/en
Application granted granted Critical
Publication of IT1099741B publication Critical patent/IT1099741B/en

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
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/32—Electromagnetic mechanisms having permanently magnetised part

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
IT2874078A 1978-04-27 1978-10-13 Automatic magnetic switch construction - has cover secured to casing and overload and short-circuit protection system IT1099741B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA302,175A CA1107326A (en) 1978-04-27 1978-04-27 Automatic magnetic switch

Publications (2)

Publication Number Publication Date
IT7828740A0 true IT7828740A0 (en) 1978-10-13
IT1099741B IT1099741B (en) 1985-09-28

Family

ID=4111354

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2874078A IT1099741B (en) 1978-04-27 1978-10-13 Automatic magnetic switch construction - has cover secured to casing and overload and short-circuit protection system

Country Status (7)

Country Link
AU (1) AU527719B2 (en)
BR (1) BR7806828A (en)
CA (1) CA1107326A (en)
DK (1) DK438778A (en)
IT (1) IT1099741B (en)
SE (1) SE7810139L (en)
ZA (1) ZA785603B (en)

Also Published As

Publication number Publication date
CA1107326A (en) 1981-08-18
ZA785603B (en) 1979-09-26
AU527719B2 (en) 1983-03-17
BR7806828A (en) 1980-04-15
IT1099741B (en) 1985-09-28
AU4025378A (en) 1980-04-03
SE7810139L (en) 1979-10-28
DK438778A (en) 1979-10-28

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