BE591976A - Improvements to electrical switching devices. - Google Patents

Improvements to electrical switching devices.

Info

Publication number
BE591976A
BE591976A BE591976A BE591976A BE591976A BE 591976 A BE591976 A BE 591976A BE 591976 A BE591976 A BE 591976A BE 591976 A BE591976 A BE 591976A BE 591976 A BE591976 A BE 591976A
Authority
BE
Belgium
Prior art keywords
switching devices
electrical switching
electrical
devices
switching
Prior art date
Application number
BE591976A
Other languages
French (fr)
Inventor
B Dalbianco
M Scata
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of BE591976A publication Critical patent/BE591976A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/28—Relays having both armature and contacts within a sealed casing outside which the operating coil is located, e.g. contact carried by a magnetic leaf spring or reed
    • H01H51/287—Details of the shape of the contact springs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49117—Conductor or circuit manufacturing

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Contacts (AREA)
  • Manufacture Of Switches (AREA)
  • Electromagnets (AREA)
BE591976A 1959-06-17 1960-06-17 Improvements to electrical switching devices. BE591976A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1008559 1959-06-17

Publications (1)

Publication Number Publication Date
BE591976A true BE591976A (en) 1960-12-19

Family

ID=11133873

Family Applications (1)

Application Number Title Priority Date Filing Date
BE591976A BE591976A (en) 1959-06-17 1960-06-17 Improvements to electrical switching devices.

Country Status (8)

Country Link
US (1) US3056869A (en)
BE (1) BE591976A (en)
CH (1) CH384674A (en)
DE (1) DE1154869B (en)
ES (1) ES258157A1 (en)
GB (1) GB907519A (en)
IT (1) IT611404A (en)
NL (2) NL252736A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL276522A (en) * 1961-03-29
US3310863A (en) * 1963-04-10 1967-03-28 Bell Telephone Labor Inc Manufacture of reed type devices
US3240897A (en) * 1964-06-19 1966-03-15 Clare & Co C P Sealed magnetic switch and method of manufacture

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US684378A (en) * 1901-02-14 1901-10-08 George Westinghouse Electric lamp.
US1085810A (en) * 1913-01-11 1914-02-03 American District Telegraph Co Electromagnetic relay.
AT144285B (en) * 1933-09-12 1936-01-10 Andreas Marius Haslev Electric relay.
US2425038A (en) * 1943-09-27 1947-08-05 Lear Inc Safety switch device
US2483723A (en) * 1945-04-03 1949-10-04 Bell Telephone Labor Inc Electromagnetic circuit maker and breaker
US2732451A (en) * 1946-07-05 1956-01-24 Degler
DE1067105B (en) * 1954-03-11 1959-10-15
US2834847A (en) * 1955-05-13 1958-05-13 Jennings Radio Mfg Corp Vacuum relay
US2834848A (en) * 1955-09-02 1958-05-13 Bell Telephone Labor Inc Electric switch
US2908780A (en) * 1957-11-01 1959-10-13 Jennings Radio Mfg Corp Vacuum relay
US2912539A (en) * 1958-01-20 1959-11-10 Jennings Radio Mfg Corp Vacuum relay
US2914634A (en) * 1958-01-23 1959-11-24 Clare & Co C P Contact structure for mercury relays

Also Published As

Publication number Publication date
GB907519A (en) 1962-10-03
IT611404A (en)
ES258157A1 (en) 1960-08-16
CH384674A (en) 1964-11-30
US3056869A (en) 1962-10-02
NL252736A (en)
NL131296C (en)
DE1154869B (en) 1963-09-26

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