JPS6218023B2 - - Google Patents

Info

Publication number
JPS6218023B2
JPS6218023B2 JP55064917A JP6491780A JPS6218023B2 JP S6218023 B2 JPS6218023 B2 JP S6218023B2 JP 55064917 A JP55064917 A JP 55064917A JP 6491780 A JP6491780 A JP 6491780A JP S6218023 B2 JPS6218023 B2 JP S6218023B2
Authority
JP
Japan
Prior art keywords
transmitting
signal
wave
detector
ultrasonic
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.)
Expired
Application number
JP55064917A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56160731A (en
Inventor
Mineo Okamoto
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 JP6491780A priority Critical patent/JPS56160731A/ja
Publication of JPS56160731A publication Critical patent/JPS56160731A/ja
Publication of JPS6218023B2 publication Critical patent/JPS6218023B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Switches Operated By Changes In Physical Conditions (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP6491780A 1980-05-15 1980-05-15 Ultrasonic switch Granted JPS56160731A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6491780A JPS56160731A (en) 1980-05-15 1980-05-15 Ultrasonic switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6491780A JPS56160731A (en) 1980-05-15 1980-05-15 Ultrasonic switch

Publications (2)

Publication Number Publication Date
JPS56160731A JPS56160731A (en) 1981-12-10
JPS6218023B2 true JPS6218023B2 (enrdf_load_stackoverflow) 1987-04-21

Family

ID=13271870

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6491780A Granted JPS56160731A (en) 1980-05-15 1980-05-15 Ultrasonic switch

Country Status (1)

Country Link
JP (1) JPS56160731A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6217328A (ja) * 1985-07-15 1987-01-26 Diesel Kiki Co Ltd 内燃機関車輛用制御装置
JPS6319283U (enrdf_load_stackoverflow) * 1986-07-22 1988-02-08

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5715349B2 (enrdf_load_stackoverflow) * 1973-07-11 1982-03-30

Also Published As

Publication number Publication date
JPS56160731A (en) 1981-12-10

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