CH559314A5 - - Google Patents

Info

Publication number
CH559314A5
CH559314A5 CH1650373A CH1650373A CH559314A5 CH 559314 A5 CH559314 A5 CH 559314A5 CH 1650373 A CH1650373 A CH 1650373A CH 1650373 A CH1650373 A CH 1650373A CH 559314 A5 CH559314 A5 CH 559314A5
Authority
CH
Switzerland
Application number
CH1650373A
Original Assignee
Siemens Ag
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 Ag filed Critical Siemens Ag
Publication of CH559314A5 publication Critical patent/CH559314A5/xx

Links

Classifications

    • 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
    • G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
CH1650373A 1972-11-28 1973-11-23 CH559314A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722258252 DE2258252A1 (de) 1972-11-28 1972-11-28 Ueberwachungseinrichtung fuer einen luefter

Publications (1)

Publication Number Publication Date
CH559314A5 true CH559314A5 (xx) 1975-02-28

Family

ID=5862924

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1650373A CH559314A5 (xx) 1972-11-28 1973-11-23

Country Status (12)

Country Link
US (1) US3885200A (xx)
AT (1) AT328138B (xx)
AU (1) AU6281173A (xx)
BE (1) BE807804A (xx)
CH (1) CH559314A5 (xx)
DE (1) DE2258252A1 (xx)
ES (1) ES420899A1 (xx)
FR (1) FR2209412A5 (xx)
IT (1) IT999491B (xx)
NL (1) NL7314434A (xx)
RO (1) RO64662A (xx)
ZA (1) ZA738953B (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2348832A1 (fr) * 1976-04-20 1977-11-18 Ferodo Sa Perfectionnements aux circuits d'alimentation de moteurs electriques,notamment d'un moto-ventilateur de refroidissement d'un radiateur de vehicule automobile
US4048664A (en) * 1976-07-09 1977-09-13 Mosebach Manufacturing Company Protective circuit for dynamic braking resistors
US4825331A (en) * 1983-08-29 1989-04-25 Electro-Matic Products Co. Tape degausser
US4669025A (en) * 1986-04-21 1987-05-26 Digital Equipment Corporation Semiconductor junction temperature emulator
US5534854A (en) * 1995-07-10 1996-07-09 Bradbury; Rod J. Fan failure alert for electronic equipment
DE19610106A1 (de) * 1996-03-15 1997-09-18 Holzschuh Gmbh & Co Kg Anordnung zur Fernsteuerung eines Elektromotors, insbesondere für einen Heiz- und Gebläselüfter
US6163266A (en) * 1998-12-08 2000-12-19 Lucent Technologies Inc. Fan operation detection circuit for a DC fan and method of operation thereof
JP6246753B2 (ja) * 2015-02-23 2017-12-13 株式会社東芝 可変速運転制御装置および水力発電システム

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3309574A (en) * 1964-04-30 1967-03-14 Rca Corp Protective cooling system

Also Published As

Publication number Publication date
AT328138B (de) 1976-03-10
ES420899A1 (es) 1976-05-01
ZA738953B (en) 1974-10-30
DE2258252A1 (de) 1974-06-12
AU6281173A (en) 1975-05-22
FR2209412A5 (xx) 1974-06-28
BE807804A (fr) 1974-05-27
US3885200A (en) 1975-05-20
IT999491B (it) 1976-02-20
RO64662A (fr) 1978-11-15
NL7314434A (xx) 1974-05-30

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Legal Events

Date Code Title Description
PL Patent ceased