GB191119065A - Improvements in Telegraph Instruments. - Google Patents

Improvements in Telegraph Instruments.

Info

Publication number
GB191119065A
GB191119065A GB191119065DA GB191119065A GB 191119065 A GB191119065 A GB 191119065A GB 191119065D A GB191119065D A GB 191119065DA GB 191119065 A GB191119065 A GB 191119065A
Authority
GB
United Kingdom
Prior art keywords
telegraph instruments
springs
telegraph
instruments
moore
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
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.)
British Insulated and Helsby Cables Ltd
Original Assignee
British Insulated and Helsby Cables 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 British Insulated and Helsby Cables Ltd filed Critical British Insulated and Helsby Cables Ltd
Application granted granted Critical
Publication of GB191119065A publication Critical patent/GB191119065A/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
    • H01H51/22—Polarised relays

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Vibration Prevention Devices (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

19,065. British Insulated and Helsby Cables, Ltd., and Moore, G. W. Aug. 25. Thin-plate springs. - Relates to telegraph repeaters and consists in providing the springs 37 which control the contact-levers 30 with a number of curves of different radius to prevent persistent vibrations.
GB191119065D 1911-08-25 1911-08-25 Improvements in Telegraph Instruments. Expired GB191119065A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191119065T 1911-08-25

Publications (1)

Publication Number Publication Date
GB191119065A true GB191119065A (en) 1912-08-22

Family

ID=32566301

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191119065D Expired GB191119065A (en) 1911-08-25 1911-08-25 Improvements in Telegraph Instruments.

Country Status (1)

Country Link
GB (1) GB191119065A (en)

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