GB342736A - Improvements in or relating to switching mechanisms for use in telephone systems - Google Patents

Improvements in or relating to switching mechanisms for use in telephone systems

Info

Publication number
GB342736A
GB342736A GB3385629A GB3385629A GB342736A GB 342736 A GB342736 A GB 342736A GB 3385629 A GB3385629 A GB 3385629A GB 3385629 A GB3385629 A GB 3385629A GB 342736 A GB342736 A GB 342736A
Authority
GB
United Kingdom
Prior art keywords
relating
wiper
telephone systems
switching mechanisms
aldwych
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
GB3385629A
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.)
CHARLES PERCY SMITH
STC PLC
Original Assignee
CHARLES PERCY SMITH
Standard Telephone and Cables PLC
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 CHARLES PERCY SMITH, Standard Telephone and Cables PLC filed Critical CHARLES PERCY SMITH
Priority to GB3385629A priority Critical patent/GB342736A/en
Publication of GB342736A publication Critical patent/GB342736A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01H63/04—Contact-making or contact-breaking wipers; Position indicators therefor

Landscapes

  • Push-Button Switches (AREA)
  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)

Abstract

342,736. Automatic exchange switches. STANDARD TELEPHONES & CABLES, Ltd., SMITH, C. P., and NEWTON, G., Columbia House, Aldwych, London. Nov. 6, 1929, No. 33856. [Class 40 (iv).] The double-ended wiper of a rotary switch comprises a metal pressing having a flange 2 round the edge. The wiper tips 3 may be formed integrally as shown, or may be made of more elastic material than the body of the wiper, and welded or riveted thereto.
GB3385629A 1929-11-06 1929-11-06 Improvements in or relating to switching mechanisms for use in telephone systems Expired GB342736A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3385629A GB342736A (en) 1929-11-06 1929-11-06 Improvements in or relating to switching mechanisms for use in telephone systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3385629A GB342736A (en) 1929-11-06 1929-11-06 Improvements in or relating to switching mechanisms for use in telephone systems

Publications (1)

Publication Number Publication Date
GB342736A true GB342736A (en) 1931-02-06

Family

ID=10358328

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3385629A Expired GB342736A (en) 1929-11-06 1929-11-06 Improvements in or relating to switching mechanisms for use in telephone systems

Country Status (1)

Country Link
GB (1) GB342736A (en)

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