IL75171A0 - Alarm for open port - Google Patents

Alarm for open port

Info

Publication number
IL75171A0
IL75171A0 IL75171A IL7517185A IL75171A0 IL 75171 A0 IL75171 A0 IL 75171A0 IL 75171 A IL75171 A IL 75171A IL 7517185 A IL7517185 A IL 7517185A IL 75171 A0 IL75171 A0 IL 75171A0
Authority
IL
Israel
Prior art keywords
alarm
open port
port
open
Prior art date
Application number
IL75171A
Original Assignee
Howard Michael S
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 Howard Michael S filed Critical Howard Michael S
Priority to IL75171A priority Critical patent/IL75171A0/en
Publication of IL75171A0 publication Critical patent/IL75171A0/en
Priority to GB08609978A priority patent/GB2175117A/en

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
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • 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
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/02—Sensors detecting door opening
IL75171A 1985-05-12 1985-05-12 Alarm for open port IL75171A0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IL75171A IL75171A0 (en) 1985-05-12 1985-05-12 Alarm for open port
GB08609978A GB2175117A (en) 1985-05-12 1986-04-24 Alarm for open port

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL75171A IL75171A0 (en) 1985-05-12 1985-05-12 Alarm for open port

Publications (1)

Publication Number Publication Date
IL75171A0 true IL75171A0 (en) 1985-09-29

Family

ID=11055899

Family Applications (1)

Application Number Title Priority Date Filing Date
IL75171A IL75171A0 (en) 1985-05-12 1985-05-12 Alarm for open port

Country Status (2)

Country Link
GB (1) GB2175117A (en)
IL (1) IL75171A0 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5063372A (en) * 1990-06-22 1991-11-05 Ranco Incorporated Of Delaware Door ajar alarm for refrigeration unit
GB9924262D0 (en) * 1999-10-12 1999-12-15 Lewis Simon C D Refrigerator alarm
SE0000626L (en) * 2000-02-25 2001-08-26 Vattenfall Ab Methods and systems for detection
GB2434019B (en) * 2006-12-12 2008-02-27 Mervyn Porter Temperature sensitive alarm system
GB2451115A (en) * 2007-07-17 2009-01-21 Louise Dawn Hodges Letterbox alarm with time delay

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3797006A (en) * 1972-07-26 1974-03-12 F Reininger Safety alarm system and switch
US4278968A (en) * 1979-11-13 1981-07-14 Arnett Coleman C Door status detector apparatus
FR2509496A1 (en) * 1981-07-09 1983-01-14 Labo Electronique Physique ALARM DEVICE FOR NON-CLOSING A DOOR, IN PARTICULAR A REFRIGERANT CABINET

Also Published As

Publication number Publication date
GB8609978D0 (en) 1986-05-29
GB2175117A (en) 1986-11-19

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