CH514898A - Signalgenerator zur Erzeugung von zwei aufeinanderfolgenden unterschiedlichen akustischen Signalen - Google Patents

Signalgenerator zur Erzeugung von zwei aufeinanderfolgenden unterschiedlichen akustischen Signalen

Info

Publication number
CH514898A
CH514898A CH1762870A CH1762870A CH514898A CH 514898 A CH514898 A CH 514898A CH 1762870 A CH1762870 A CH 1762870A CH 1762870 A CH1762870 A CH 1762870A CH 514898 A CH514898 A CH 514898A
Authority
CH
Switzerland
Prior art keywords
generating
signal generator
acoustic signals
different acoustic
successive different
Prior art date
Application number
CH1762870A
Other languages
English (en)
Inventor
Kawai Katsumi
Usui Masashi
Original Assignee
Tokyo Tokei Seizo Kaisha
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 Tokyo Tokei Seizo Kaisha filed Critical Tokyo Tokei Seizo Kaisha
Publication of CH514898A publication Critical patent/CH514898A/de

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C21/00—Producing acoustic time signals by electrical means
    • G04C21/16—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times
    • G04C21/36—Signal repeating devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Alarm Devices (AREA)
  • Electromechanical Clocks (AREA)
CH1762870A 1970-06-10 1970-11-26 Signalgenerator zur Erzeugung von zwei aufeinanderfolgenden unterschiedlichen akustischen Signalen CH514898A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45049514A JPS5032038B1 (de) 1970-06-10 1970-06-10

Publications (1)

Publication Number Publication Date
CH514898A true CH514898A (de) 1971-10-31

Family

ID=12833227

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1762870A CH514898A (de) 1970-06-10 1970-11-26 Signalgenerator zur Erzeugung von zwei aufeinanderfolgenden unterschiedlichen akustischen Signalen

Country Status (5)

Country Link
US (1) US3697982A (de)
JP (1) JPS5032038B1 (de)
CH (1) CH514898A (de)
DE (1) DE2038111B2 (de)
FR (1) FR2061164A5 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3875559A (en) * 1971-10-18 1975-04-01 Rexroth & Szekkessy Circuit system for brake lights
GB1412457A (en) * 1971-12-27 1975-11-05 Sumitomo Electric Industries Sound generator comprising a piezoelectric acoustic device
US3763326A (en) * 1972-05-22 1973-10-02 Bell Canada Northern Electric Telephone audio signalling arrangement
US3906479A (en) * 1974-03-15 1975-09-16 E Systems Inc Time interval computer
US4234876A (en) * 1976-10-19 1980-11-18 Riken-Denshi Kogyo Kabushiki Kaisha Omnidirectional move-stop sensor
US4659042A (en) * 1984-06-19 1987-04-21 Friddle Ii William B Canopy locator

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3284796A (en) * 1961-10-30 1966-11-08 Vincent S Borsattino Sound producer
US3504364A (en) * 1966-11-07 1970-03-31 William E Abel Electronic siren

Also Published As

Publication number Publication date
US3697982A (en) 1972-10-10
FR2061164A5 (de) 1971-06-18
DE2038111A1 (de) 1971-12-23
DE2038111B2 (de) 1972-05-04
JPS5032038B1 (de) 1975-10-16

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Legal Events

Date Code Title Description
PL Patent ceased