CH572643A5 - - Google Patents

Info

Publication number
CH572643A5
CH572643A5 CH1705274A CH1705274A CH572643A5 CH 572643 A5 CH572643 A5 CH 572643A5 CH 1705274 A CH1705274 A CH 1705274A CH 1705274 A CH1705274 A CH 1705274A CH 572643 A5 CH572643 A5 CH 572643A5
Authority
CH
Switzerland
Application number
CH1705274A
Original Assignee
Int Standard Electric 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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of CH572643A5 publication Critical patent/CH572643A5/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/0207—Driving circuits
    • B06B1/0223—Driving circuits for generating signals continuous in time
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B23/00—Alarms responsive to unspecified undesired or abnormal conditions
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/50—Application to a particular transducer type
    • B06B2201/55—Piezoelectric transducer
CH1705274A 1973-12-21 1974-12-20 CH572643A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732363731 DE2363731C3 (de) 1973-12-21 1973-12-21 Akustische Anzeigevorrichtung

Publications (1)

Publication Number Publication Date
CH572643A5 true CH572643A5 (xx) 1976-02-13

Family

ID=5901496

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1705274A CH572643A5 (xx) 1973-12-21 1974-12-20

Country Status (2)

Country Link
CH (1) CH572643A5 (xx)
DE (1) DE2363731C3 (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2936908A1 (de) * 1979-09-12 1981-04-02 Siemens AG, 1000 Berlin und 8000 München Optische anordnung zum ueberwachen kritischer drehzahlen rotierender einrichtungen
DE2952247A1 (de) * 1979-12-24 1981-07-02 Jean Biel Bern Engdahl Vorrichtung zur individuellen ueberwachung der strahlenbelastung
DE3121644A1 (de) * 1981-05-30 1982-12-16 Robert Bosch Gmbh, 7000 Stuttgart Akustisch gefuehrtes abgleichverfahren
CH663468A5 (de) * 1984-05-08 1987-12-15 Mettler Instrumente Ag Akustische anzeigeeinrichtung fuer waagen mit elektrischer messwertdarstellung, zum gebrauch beim abwaegen von fuellgut.
US4560998A (en) * 1984-07-18 1985-12-24 Tektronix, Inc. Low voltage transformer coupled ink jet driver
US5278537A (en) * 1992-07-27 1994-01-11 Winner International Corporation Electronic alarm for avoiding collision with animals in a non-destructive manner

Also Published As

Publication number Publication date
DE2363731A1 (de) 1975-06-26
DE2363731C3 (de) 1980-02-07
DE2363731B2 (de) 1979-06-13

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: ALCATEL N.V.

PUE Assignment

Owner name: NOKIA GRAETZ GESELLSCHAFT MIT BESCHRAENKTER HAFTUN

PL Patent ceased