GB191505623A - Improvements in or relating to Electrical Alarm Systems. - Google Patents

Improvements in or relating to Electrical Alarm Systems.

Info

Publication number
GB191505623A
GB191505623A GB191505623DA GB191505623A GB 191505623 A GB191505623 A GB 191505623A GB 191505623D A GB191505623D A GB 191505623DA GB 191505623 A GB191505623 A GB 191505623A
Authority
GB
United Kingdom
Prior art keywords
lever
alarm
wheel
code
armature
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)
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.)
Siemens and Halske AG
Siemens Corp
Original Assignee
Siemens and Halske AG
Siemens Corp
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 Siemens and Halske AG, Siemens Corp filed Critical Siemens and Halske AG
Publication of GB191505623A publication Critical patent/GB191505623A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/12—Manually actuated calamity alarm transmitting arrangements emergency non-personal manually actuated alarm, activators, e.g. details of alarm push buttons mounted on an infrastructure

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Alarm Devices (AREA)
  • Locating Faults (AREA)
GB191505623D 1914-04-16 1915-04-14 Improvements in or relating to Electrical Alarm Systems. Expired GB191505623A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE191505623X 1914-04-16

Publications (1)

Publication Number Publication Date
GB191505623A true GB191505623A (en) 1916-04-13

Family

ID=32668486

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191505623D Expired GB191505623A (en) 1914-04-16 1915-04-14 Improvements in or relating to Electrical Alarm Systems.

Country Status (2)

Country Link
DE (1) DE291388C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB191505623A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
DE291388C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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