GB191417863A - Improvements in Electric Contact Apparatus particularly for Telephone Systems. - Google Patents

Improvements in Electric Contact Apparatus particularly for Telephone Systems.

Info

Publication number
GB191417863A
GB191417863A GB191417863DA GB191417863A GB 191417863 A GB191417863 A GB 191417863A GB 191417863D A GB191417863D A GB 191417863DA GB 191417863 A GB191417863 A GB 191417863A
Authority
GB
United Kingdom
Prior art keywords
lever
levers
telephone systems
pivot
movements
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
English (en)
Inventor
Friedrich Brinkmann
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191417863A publication Critical patent/GB191417863A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/12—Movable parts; Contacts mounted thereon
    • H01H13/14—Operating parts, e.g. push-button

Landscapes

  • Push-Button Switches (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
GB191417863D 1913-10-24 1914-07-28 Improvements in Electric Contact Apparatus particularly for Telephone Systems. Expired GB191417863A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE191417863X 1913-10-24

Publications (1)

Publication Number Publication Date
GB191417863A true GB191417863A (en) 1915-09-16

Family

ID=34354298

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191417863D Expired GB191417863A (en) 1913-10-24 1914-07-28 Improvements in Electric Contact Apparatus particularly for Telephone Systems.

Country Status (2)

Country Link
DE (1) DE289291C (enrdf_load_html_response)
GB (1) GB191417863A (enrdf_load_html_response)

Also Published As

Publication number Publication date
DE289291C (enrdf_load_html_response)

Similar Documents

Publication Publication Date Title
GB191417863A (en) Improvements in Electric Contact Apparatus particularly for Telephone Systems.
GB190716513A (en) Apparatus for Cooling Electric Machinery.
US1790275A (en) Oil switch
GB191413062A (en) Electric Signalling Systems particularly for use in Mines.
GB191223669A (en) Improvements in and relating to Motor Controlling Switches.
GB190812689A (en) An Improved Construction of Tumbler Switch.
GB191324593A (en) Improvements in or relating to Electric Switches or Circuit Breakers.
GB865923A (en) Electric switch means
GB191415125A (en) Improvements in or relating to Telephone Switches.
GB191417396A (en) Improvements in or relating to Gas Valves and Electric Switches.
GB189915744A (en) Improvements in or connected with Electric Regulating Switches.
GB191112127A (en) Improvements relating to Operating Levers applicable to Gear Changing Devices, Electrical Contacts & the like.
GB190310504A (en) Improved Electric Switches for Railway Point and Signal Mechanism.
GB191123162A (en) Improvements in or relating to Electrical Switches, or Contact Make and Break Devices.
GB191515257A (en) Improved Means for Controlling the Stops of Organs.
GB189920277A (en) An Improved Electrical Selector Switch.
GB189922016A (en) Improvements in Electrical Switches for Telephonic Systems and other purposes.
GB1326150A (en) Switching device
GB190512682A (en) Improvements in Telephone Apparatus for use for Diving and like purposes.
GB190211072A (en) Improvements in Switches for Electric Circuits.
GB191329344A (en) Improvements in or relating to Pendant Switches for Electric Circuits.
GB191421952A (en) Improvements in or relating to Order Telegraphs.
GB191302588A (en) Improvements in Time Mechanism for Operating Electric Switches, Gas Valves and the like.
GB191321758A (en) Electric Signalling Apparatus for Ships Telegraphs and the like purposes.
GB190920841A (en) A Selector Switch suitable for the Automatic and Selective Switching of Telephone Lines.