JPS53136184A - Sound wave switch - Google Patents

Sound wave switch

Info

Publication number
JPS53136184A
JPS53136184A JP5018677A JP5018677A JPS53136184A JP S53136184 A JPS53136184 A JP S53136184A JP 5018677 A JP5018677 A JP 5018677A JP 5018677 A JP5018677 A JP 5018677A JP S53136184 A JPS53136184 A JP S53136184A
Authority
JP
Japan
Prior art keywords
sound wave
wave switch
receiving
sound
switch
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP5018677A
Other languages
Japanese (ja)
Other versions
JPS607437B2 (en
Inventor
Kensaburo Tanemura
Yoshiharu Suzuki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP52050186A priority Critical patent/JPS607437B2/en
Publication of JPS53136184A publication Critical patent/JPS53136184A/en
Publication of JPS607437B2 publication Critical patent/JPS607437B2/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
    • G08C23/02—Non-electrical signal transmission systems, e.g. optical systems using infrasonic, sonic or ultrasonic waves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Selective Calling Equipment (AREA)
  • Details Of Television Systems (AREA)

Abstract

PURPOSE:To prevent switch operation error allowing a relay switch to actuate only where no input signal is fed in deciding previously a sound within a certain period or oscillating number generated supersonic wave after receiving at a receiving side.
JP52050186A 1977-04-30 1977-04-30 sonic switch Expired JPS607437B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52050186A JPS607437B2 (en) 1977-04-30 1977-04-30 sonic switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52050186A JPS607437B2 (en) 1977-04-30 1977-04-30 sonic switch

Publications (2)

Publication Number Publication Date
JPS53136184A true JPS53136184A (en) 1978-11-28
JPS607437B2 JPS607437B2 (en) 1985-02-25

Family

ID=12852141

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52050186A Expired JPS607437B2 (en) 1977-04-30 1977-04-30 sonic switch

Country Status (1)

Country Link
JP (1) JPS607437B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5847398A (en) * 1981-09-17 1983-03-19 Hitachi Ltd Remote control signal regenerating circuit

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4711463A (en) * 1986-06-09 1987-12-08 General Motors Corporation Vehicle suspension strut and upper mount assembly therefor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5847398A (en) * 1981-09-17 1983-03-19 Hitachi Ltd Remote control signal regenerating circuit
JPH0251319B2 (en) * 1981-09-17 1990-11-07 Hitachi Ltd

Also Published As

Publication number Publication date
JPS607437B2 (en) 1985-02-25

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