GB774539A - Improvements in and relating to electric contact making devices - Google Patents

Improvements in and relating to electric contact making devices

Info

Publication number
GB774539A
GB774539A GB1437554A GB1437554A GB774539A GB 774539 A GB774539 A GB 774539A GB 1437554 A GB1437554 A GB 1437554A GB 1437554 A GB1437554 A GB 1437554A GB 774539 A GB774539 A GB 774539A
Authority
GB
United Kingdom
Prior art keywords
relating
electric contact
contact making
making devices
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
GB1437554A
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
Application filed by Telephone Manufacturing Co Ltd filed Critical Telephone Manufacturing Co Ltd
Priority to GB1437554A priority Critical patent/GB774539A/en
Publication of GB774539A publication Critical patent/GB774539A/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H63/00—Details of electrically-operated selector switches
    • H01H63/02—Contacts; Wipers; Connections thereto

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Relay Circuits (AREA)

Abstract

774,539. Electromagnetic relays TELEPHONE MANUFACTURING CO., Ltd. Nov. 28, 1950 [Dec. 8, 1949], No. 14375/54. Divided out of 728,891. Drawings to Specification. Class 38(5) [Also in Group XXXIX] The subject matter of this Specification is contained in Specification 728,891, but the claims differ. Specification 728,950 [Group XXII] also is referred to.
GB1437554A 1949-12-08 1949-12-08 Improvements in and relating to electric contact making devices Expired GB774539A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1437554A GB774539A (en) 1949-12-08 1949-12-08 Improvements in and relating to electric contact making devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1437554A GB774539A (en) 1949-12-08 1949-12-08 Improvements in and relating to electric contact making devices

Publications (1)

Publication Number Publication Date
GB774539A true GB774539A (en) 1957-05-08

Family

ID=10040073

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1437554A Expired GB774539A (en) 1949-12-08 1949-12-08 Improvements in and relating to electric contact making devices

Country Status (1)

Country Link
GB (1) GB774539A (en)

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