JPS586106Y2 - 超音波スイツチ - Google Patents

超音波スイツチ

Info

Publication number
JPS586106Y2
JPS586106Y2 JP1977019209U JP1920977U JPS586106Y2 JP S586106 Y2 JPS586106 Y2 JP S586106Y2 JP 1977019209 U JP1977019209 U JP 1977019209U JP 1920977 U JP1920977 U JP 1920977U JP S586106 Y2 JPS586106 Y2 JP S586106Y2
Authority
JP
Japan
Prior art keywords
signal
circuit
detection
ultrasonic
time
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
JP1977019209U
Other languages
English (en)
Japanese (ja)
Other versions
JPS53112779U (enExample
Inventor
井上博允
大橋広
片山進
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 JP1977019209U priority Critical patent/JPS586106Y2/ja
Publication of JPS53112779U publication Critical patent/JPS53112779U/ja
Application granted granted Critical
Publication of JPS586106Y2 publication Critical patent/JPS586106Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Burglar Alarm Systems (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP1977019209U 1977-02-15 1977-02-15 超音波スイツチ Expired JPS586106Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1977019209U JPS586106Y2 (ja) 1977-02-15 1977-02-15 超音波スイツチ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977019209U JPS586106Y2 (ja) 1977-02-15 1977-02-15 超音波スイツチ

Publications (2)

Publication Number Publication Date
JPS53112779U JPS53112779U (enExample) 1978-09-08
JPS586106Y2 true JPS586106Y2 (ja) 1983-02-02

Family

ID=28847882

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1977019209U Expired JPS586106Y2 (ja) 1977-02-15 1977-02-15 超音波スイツチ

Country Status (1)

Country Link
JP (1) JPS586106Y2 (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5619943B2 (enExample) * 1975-03-15 1981-05-11

Also Published As

Publication number Publication date
JPS53112779U (enExample) 1978-09-08

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