IT944581B - Sistema per il controllo delle condizioni di allarme in corri spondenza di una pluralita di stazioni periferiche - Google Patents

Sistema per il controllo delle condizioni di allarme in corri spondenza di una pluralita di stazioni periferiche

Info

Publication number
IT944581B
IT944581B IT33142/71A IT3314271A IT944581B IT 944581 B IT944581 B IT 944581B IT 33142/71 A IT33142/71 A IT 33142/71A IT 3314271 A IT3314271 A IT 3314271A IT 944581 B IT944581 B IT 944581B
Authority
IT
Italy
Prior art keywords
correspondence
control
alarm conditions
peripheral stations
stations
Prior art date
Application number
IT33142/71A
Other languages
English (en)
Italian (it)
Inventor
T Wocton
Original Assignee
Baldwin Electronics Inc
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 Baldwin Electronics Inc filed Critical Baldwin Electronics Inc
Application granted granted Critical
Publication of IT944581B publication Critical patent/IT944581B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/008—Alarm devices
    • 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
    • G08B25/009—Signalling of the alarm condition to a substation whose identity is signalled to a central station, e.g. relaying alarm signals in order to extend communication range

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
  • Burglar Alarm Systems (AREA)
IT33142/71A 1970-12-31 1971-12-30 Sistema per il controllo delle condizioni di allarme in corri spondenza di una pluralita di stazioni periferiche IT944581B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10320370A 1970-12-31 1970-12-31

Publications (1)

Publication Number Publication Date
IT944581B true IT944581B (it) 1973-04-20

Family

ID=22293924

Family Applications (1)

Application Number Title Priority Date Filing Date
IT33142/71A IT944581B (it) 1970-12-31 1971-12-30 Sistema per il controllo delle condizioni di allarme in corri spondenza di una pluralita di stazioni periferiche

Country Status (8)

Country Link
US (1) US3689888A (enExample)
JP (1) JPS5549358B1 (enExample)
AU (1) AU467666B2 (enExample)
CA (1) CA979097A (enExample)
DE (1) DE2165754C3 (enExample)
FR (1) FR2120139B1 (enExample)
GB (1) GB1381734A (enExample)
IT (1) IT944581B (enExample)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3792455A (en) * 1972-09-15 1974-02-12 Ward O Security alarm system with frequency sweeping
US3909826A (en) * 1973-08-31 1975-09-30 Alice F Schildmeier Plural transceiver alarm system using coded alarm message and every station display of alarm origin
US3925763A (en) * 1973-09-13 1975-12-09 Romesh Tekchand Wadhwani Security system
AU498573B2 (en) * 1974-06-18 1979-03-15 Aboyne Pty. Ltd. Information transmission system
US4095211A (en) * 1975-07-31 1978-06-13 The Stanley Works Coded electronic security system
US4020477A (en) * 1975-11-10 1977-04-26 American District Telegraph Company Radio central station alarm system
US4119943A (en) * 1977-01-14 1978-10-10 Kabushiki Kaisha Komatsu Seisakusho Monitor system for construction vehicles
CA1125413A (en) * 1977-08-22 1982-06-08 Bruce R. Beeghly Annunciator
WO1984004837A1 (en) * 1980-04-28 1984-12-06 Marvin Richard Clarkson Automatic liquid level indicator and alarm system
US4459584A (en) * 1981-12-21 1984-07-10 Clarkson Marvin R Automatic liquid level indicator and alarm system
JPS58127292A (ja) * 1982-01-26 1983-07-29 ニツタン株式会社 火災感知システム
IT1172823B (it) * 1983-02-16 1987-06-18 Veltronic Spa Apparecchiatura di telesegnalazione, particolarmente adatta per funzioni di telesorveglianza
GB2156120A (en) * 1984-02-23 1985-10-02 Alarmcall Security Systems Lim Alarm system
FR2574916A1 (fr) * 1984-12-17 1986-06-20 Chevaillier Eric Dispositif de controle a distance du bon fonctionnement des installations frigorifiques ou de conditionnement d'air
US4647223A (en) * 1985-08-29 1987-03-03 Kolpak Industries, Inc. Cold storage room thermometer and back-up power supply
US4734680A (en) * 1986-02-06 1988-03-29 Emhart Industries, Inc. Detection system with randomized transmissions
US5248958A (en) * 1988-03-11 1993-09-28 Marcel Milin Hertzian-wave intrusion detetor
US4882564A (en) * 1988-06-06 1989-11-21 Monitech Corporation Remote temperature monitoring system
US5386209A (en) * 1992-01-21 1995-01-31 Thomas; Winston M. H. Cluster alarm monitoring system
US5946303A (en) * 1995-11-29 1999-08-31 Siemens Information And Communication Networks, Inc. Automatic configuration of a remote communication interface via the alarm indication signal
GB2326002A (en) * 1997-06-06 1998-12-09 Centrepoint Technology Limited Remote reading of meters and sensors
US7265654B1 (en) * 2004-04-22 2007-09-04 Powerline Control Systems, Inc. Powerline pulse position modulated transmitter apparatus and method
US8294556B2 (en) 2007-04-17 2012-10-23 Powerline Control Systems, Inc. Powerline control system and method
US9601915B2 (en) * 2013-10-29 2017-03-21 Luis Santana Electronic safety shutoff with dual redundancy

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2739301A (en) * 1951-03-28 1956-03-20 Bendix Aviat Corp Checking circuit for correct number of received information pulses
US3377585A (en) * 1961-03-17 1968-04-09 Electro Mechanical Res Inc Telemetering decoder system
US3257651A (en) * 1962-04-18 1966-06-21 Lyle D Feisel Pulse position modulation information handling system
US3394349A (en) * 1965-03-22 1968-07-23 Motorola Inc Supervisory control system having repeat message control and count control of the number of repeat messages
US3518628A (en) * 1966-11-10 1970-06-30 Electronic Specialty Co Systems and methods for communicating with a plurality of remote units
US3519749A (en) * 1967-04-26 1970-07-07 Bbp Electronics Inc Emergency warning system
US3492581A (en) * 1967-05-24 1970-01-27 Peninsula Research & Dev Corp Emergency calling system
FR1544729A (fr) * 1967-08-23 1968-11-08 Radarguard Security Ltd Perfectionnements apportés aux installations de sécurité
US3466605A (en) * 1967-11-28 1969-09-09 Honeywell Inc Alarm printer

Also Published As

Publication number Publication date
FR2120139B1 (enExample) 1976-09-03
DE2165754B2 (de) 1978-12-14
AU467666B2 (en) 1975-12-11
AU3745371A (en) 1973-07-05
JPS5549358B1 (enExample) 1980-12-11
GB1381734A (en) 1975-01-29
FR2120139A1 (enExample) 1972-08-11
CA979097A (en) 1975-12-02
DE2165754C3 (de) 1979-08-16
DE2165754A1 (de) 1972-07-20
US3689888A (en) 1972-09-05

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