GB728891A - Improvements in and relating to electric contact making devices - Google Patents

Improvements in and relating to electric contact making devices

Info

Publication number
GB728891A
GB728891A GB31544/49A GB3154449A GB728891A GB 728891 A GB728891 A GB 728891A GB 31544/49 A GB31544/49 A GB 31544/49A GB 3154449 A GB3154449 A GB 3154449A GB 728891 A GB728891 A GB 728891A
Authority
GB
United Kingdom
Prior art keywords
contacts
members
slots
fixed
group
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
GB31544/49A
Other languages
English (en)
Inventor
Frederick Emil Rommel
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.)
Telephone Manufacturing Co Ltd
Original Assignee
Telephone Manufacturing Co Ltd
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 to NL7313476.A priority Critical patent/NL157717B/xx
Priority to BE499871D priority patent/BE499871A/xx
Priority to NL78452D priority patent/NL78452C/xx
Application filed by Telephone Manufacturing Co Ltd filed Critical Telephone Manufacturing Co Ltd
Priority to GB31544/49A priority patent/GB728891A/en
Priority to US198061A priority patent/US2630500A/en
Publication of GB728891A publication Critical patent/GB728891A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/54—Contact arrangements
    • H01H50/56—Contact spring sets
    • H01H50/58—Driving arrangements structurally associated therewith; Mounting of driving arrangements on armature
    • 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
    • Y10T29/49105—Switch making

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Contacts (AREA)
GB31544/49A 1949-12-08 1949-12-08 Improvements in and relating to electric contact making devices Expired GB728891A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL7313476.A NL157717B (nl) 1949-12-08 Inrichting voor het teweegbrengen van een gasdruksignaal te gebruiken voor het calibreren en beproeven van op drukveranderingen reagerende apparatuur.
BE499871D BE499871A (enrdf_load_stackoverflow) 1949-12-08
NL78452D NL78452C (enrdf_load_stackoverflow) 1949-12-08
GB31544/49A GB728891A (en) 1949-12-08 1949-12-08 Improvements in and relating to electric contact making devices
US198061A US2630500A (en) 1949-12-08 1950-11-29 Electric contact making device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB31544/49A GB728891A (en) 1949-12-08 1949-12-08 Improvements in and relating to electric contact making devices

Publications (1)

Publication Number Publication Date
GB728891A true GB728891A (en) 1955-04-27

Family

ID=10324700

Family Applications (1)

Application Number Title Priority Date Filing Date
GB31544/49A Expired GB728891A (en) 1949-12-08 1949-12-08 Improvements in and relating to electric contact making devices

Country Status (4)

Country Link
US (1) US2630500A (enrdf_load_stackoverflow)
BE (1) BE499871A (enrdf_load_stackoverflow)
GB (1) GB728891A (enrdf_load_stackoverflow)
NL (2) NL78452C (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2810040A (en) * 1953-08-24 1957-10-15 Telephone Mfg Co Ltd Electric switches
BE531359A (enrdf_load_stackoverflow) * 1953-08-24
US2762866A (en) * 1954-08-30 1956-09-11 Automatic Elect Lab Multi-position relays
GB786959A (en) * 1954-09-07 1957-11-27 Telephone Mfg Co Ltd Improvements in and relating to electromagnetic relays and to apparatus incorporating such relays
DE962099C (de) * 1954-09-09 1957-04-18 Ericsson Telefon Ab L M Kontaktfeder-Anordnung bei elektromagnetischem Relais
DE1027253B (de) * 1955-09-06 1958-04-03 Siemens Ag Verhindern des Kontaktprellens beim Anzug von Flachrelais
US3024610A (en) * 1956-04-26 1962-03-13 Monarch Machine Tool Co Electrical control system
US2907983A (en) * 1956-06-19 1959-10-06 Leich Electric Co Mechanical counting relay

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2086136A (en) * 1933-10-18 1937-07-06 Bell Telephone Labor Inc Method of manufacturing switches
US2348088A (en) * 1940-11-20 1944-05-02 Ibm Detachable relay
US2385858A (en) * 1943-06-11 1945-10-02 Smaller War Plants Corp Relay
US2444026A (en) * 1943-07-24 1948-06-29 Western Electric Co Method of making selective switch banks
US2390344A (en) * 1944-03-01 1945-12-04 Gen Electric Electric switch
US2500413A (en) * 1945-11-26 1950-03-14 Clare & Co C P Gang relay switch arrangement
US2523360A (en) * 1947-04-25 1950-09-26 Bell Telephone Labor Inc Electromagnetic relay

Also Published As

Publication number Publication date
NL157717B (nl)
BE499871A (enrdf_load_stackoverflow)
US2630500A (en) 1953-03-03
NL78452C (enrdf_load_stackoverflow)

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