FR984185A - Multiple contact relay for automatic telephone systems - Google Patents

Multiple contact relay for automatic telephone systems

Info

Publication number
FR984185A
FR984185A FR984185DA FR984185A FR 984185 A FR984185 A FR 984185A FR 984185D A FR984185D A FR 984185DA FR 984185 A FR984185 A FR 984185A
Authority
FR
France
Prior art keywords
telephone systems
multiple contact
automatic telephone
contact relay
relay
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
Other languages
French (fr)
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.)
Automatic Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories 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 Automatic Electric Laboratories Inc filed Critical Automatic Electric Laboratories Inc
Application granted granted Critical
Publication of FR984185A publication Critical patent/FR984185A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/02—Non-polarised relays
    • H01H51/04—Non-polarised relays with single armature; with single set of ganged armatures
    • H01H51/06—Armature is movable between two limit positions of rest and is moved in one direction due to energisation of an electromagnet and after the electromagnet is de-energised is returned by energy stored during the movement in the first direction, e.g. by using a spring, by using a permanent magnet, by gravity
    • H01H51/08—Contacts alternately opened and closed by successive cycles of energisation and de-energisation of the electromagnet, e.g. by use of a ratchet
    • 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
    • Y10T74/00—Machine element or mechanism
    • Y10T74/11—Tripping mechanism

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electromagnets (AREA)
  • Eye Examination Apparatus (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Relay Circuits (AREA)
FR984185D 1948-06-02 1949-04-04 Multiple contact relay for automatic telephone systems Expired FR984185A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30555A US2617906A (en) 1948-06-02 1948-06-02 Electromagnetic relay operable upon alternate deenergization cycles

Publications (1)

Publication Number Publication Date
FR984185A true FR984185A (en) 1951-07-03

Family

ID=21854773

Family Applications (1)

Application Number Title Priority Date Filing Date
FR984185D Expired FR984185A (en) 1948-06-02 1949-04-04 Multiple contact relay for automatic telephone systems

Country Status (5)

Country Link
US (1) US2617906A (en)
BE (1) BE488528A (en)
FR (1) FR984185A (en)
GB (1) GB658703A (en)
NL (2) NL146332B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2899520A (en) * 1959-08-11 mccreary
US2681961A (en) * 1952-11-08 1954-06-22 Automatic Elect Lab Electromagnetic relay device
NL199239A (en) * 1954-07-28
US3155793A (en) * 1958-09-03 1964-11-03 Tamura Electric Works Ltd Electromagnetic relay for telephone pay station
US3056007A (en) * 1961-05-17 1962-09-25 Automatic Elect Lab Latching relay
RU2629712C1 (en) * 2016-05-04 2017-08-31 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Рязанский государственный радиотехнический университет" Double-header metal-semiconductor device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1961857A (en) * 1931-01-02 1934-06-05 Signal Engineering & Mfg Co Electrical circuit controlling or relay device
US2126695A (en) * 1933-05-19 1938-08-09 Automatic Telephone & Elect Traffic control system
US2129948A (en) * 1934-10-02 1938-09-13 Ibm Printing telegraph control mechanism
US2364540A (en) * 1942-10-10 1944-12-05 Ibm Calculating machine
US2397635A (en) * 1943-02-26 1946-04-02 Automatic Elect Lab Electromagnetic relay
US2441001A (en) * 1943-07-02 1948-05-04 Kellogg Switchboard & Supply Electromagnetic counting device
US2452568A (en) * 1943-10-01 1948-11-02 Bell Telephone Labor Inc Switching device
US2531838A (en) * 1947-08-08 1950-11-28 Arnold H Bergemann Latching relay

Also Published As

Publication number Publication date
BE488528A (en)
NL72772C (en)
US2617906A (en) 1952-11-11
NL146332B (en)
GB658703A (en) 1951-10-10

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