CH588131A5 - - Google Patents

Info

Publication number
CH588131A5
CH588131A5 CH428374A CH428374A CH588131A5 CH 588131 A5 CH588131 A5 CH 588131A5 CH 428374 A CH428374 A CH 428374A CH 428374 A CH428374 A CH 428374A CH 588131 A5 CH588131 A5 CH 588131A5
Authority
CH
Switzerland
Application number
CH428374A
Original Assignee
Trapark Ab
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
Priority claimed from SE7304392A external-priority patent/SE7304392L/xx
Application filed by Trapark Ab filed Critical Trapark Ab
Publication of CH588131A5 publication Critical patent/CH588131A5/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F8/00—Apparatus for measuring unknown time intervals by electromechanical means
    • G04F8/08—Means used apart from the time-piece for starting or stopping same

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Alarm Devices (AREA)
  • Burglar Alarm Systems (AREA)
  • Alarm Systems (AREA)
CH428374A 1973-03-28 1974-03-27 CH588131A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7304392A SE7304392L (de) 1973-03-28

Publications (1)

Publication Number Publication Date
CH588131A5 true CH588131A5 (de) 1977-05-31

Family

ID=20317052

Family Applications (1)

Application Number Title Priority Date Filing Date
CH428374A CH588131A5 (de) 1973-03-28 1974-03-27

Country Status (7)

Country Link
US (1) US4004291A (de)
BE (1) BE812963A (de)
CH (1) CH588131A5 (de)
DE (1) DE2414618A1 (de)
FR (1) FR2223765B1 (de)
GB (1) GB1465549A (de)
NL (1) NL7404128A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2122400B (en) * 1982-06-17 1987-03-04 Gordon Williams A safety warning system primarily for persons living alone
GB8329482D0 (en) * 1983-11-04 1983-12-07 Marshall & Co R H Automatic time sequence alarm
EP0707292A1 (de) * 1994-10-03 1996-04-17 Burle Technologies, Inc. Sicherheitssystem für Tür
GB2380338A (en) * 2001-09-27 2003-04-02 Chalmor Ltd Protective device which switches off an appliance after a predetermined period of inactivity

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2492779A (en) * 1946-03-26 1949-12-27 Rca Corp Servo controller
CH383837A (de) * 1958-11-22 1964-10-31 Stamicarbon Schaltungsanordnung für die Anzeige von Betriebszuständen und Zustandsänderungen an zu überwachenden Maschinen und Geräten
US3239830A (en) * 1959-12-24 1966-03-08 Robert T Schmitt Power line alarm responsive to plural current interruptions in a predetermined time
US3234543A (en) * 1961-01-31 1966-02-08 Cleveland Electric Illuminatin Carrier current transmitter unit for electrically powered devices
BE628958A (de) * 1962-02-28
DE1186760B (de) * 1963-03-27 1965-02-04 Heinrich Hartkorn Jun Schaltungsanordnung zur kontaktlosen UEberwachung von Verbraucherstromkreisen

Also Published As

Publication number Publication date
BE812963A (fr) 1974-07-15
US4004291A (en) 1977-01-18
GB1465549A (en) 1977-02-23
FR2223765A1 (de) 1974-10-25
FR2223765B1 (de) 1978-06-02
NL7404128A (de) 1974-10-01
DE2414618A1 (de) 1974-10-17

Similar Documents

Publication Publication Date Title
AU476761B2 (de)
AR201231Q (de)
AU474593B2 (de)
AU474511B2 (de)
AU474838B2 (de)
AU465453B2 (de)
AU471343B2 (de)
AU450229B2 (de)
AU476714B2 (de)
AR201229Q (de)
AU466283B2 (de)
AU472848B2 (de)
AU476696B2 (de)
AR199451A1 (de)
FR2223765B1 (de)
AU477823B2 (de)
AU471461B2 (de)
AU476873B1 (de)
AR200885A1 (de)
AR195311A1 (de)
AU477824B2 (de)
AR193950A1 (de)
AR197627A1 (de)
AR200256A1 (de)
AR196382A1 (de)

Legal Events

Date Code Title Description
PL Patent ceased