JPH0553379B2 - - Google Patents

Info

Publication number
JPH0553379B2
JPH0553379B2 JP21699987A JP21699987A JPH0553379B2 JP H0553379 B2 JPH0553379 B2 JP H0553379B2 JP 21699987 A JP21699987 A JP 21699987A JP 21699987 A JP21699987 A JP 21699987A JP H0553379 B2 JPH0553379 B2 JP H0553379B2
Authority
JP
Japan
Prior art keywords
piezoelectric
transducer
ultrasonic
curvature
vibrator
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 - Lifetime
Application number
JP21699987A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6459183A (en
Inventor
Ichizo Ito
Hiroshi Oowada
Tooru Fujii
Kazuhisa Yokoya
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.)
Yokogawa Electric Corp
Original Assignee
Yokogawa 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 Yokogawa Electric Corp filed Critical Yokogawa Electric Corp
Priority to JP21699987A priority Critical patent/JPS6459183A/ja
Priority to US07/171,963 priority patent/US4825116A/en
Priority to DE3815359A priority patent/DE3815359A1/de
Publication of JPS6459183A publication Critical patent/JPS6459183A/ja
Publication of JPH0553379B2 publication Critical patent/JPH0553379B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP21699987A 1987-05-07 1987-08-31 Transducer of ultrasonic range finder Granted JPS6459183A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP21699987A JPS6459183A (en) 1987-08-31 1987-08-31 Transducer of ultrasonic range finder
US07/171,963 US4825116A (en) 1987-05-07 1988-03-23 Transmitter-receiver of ultrasonic distance measuring device
DE3815359A DE3815359A1 (de) 1987-05-07 1988-05-05 Sender/empfaenger eines ultraschall-entfernungsmessgeraetes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21699987A JPS6459183A (en) 1987-08-31 1987-08-31 Transducer of ultrasonic range finder

Publications (2)

Publication Number Publication Date
JPS6459183A JPS6459183A (en) 1989-03-06
JPH0553379B2 true JPH0553379B2 (enrdf_load_html_response) 1993-08-09

Family

ID=16697229

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21699987A Granted JPS6459183A (en) 1987-05-07 1987-08-31 Transducer of ultrasonic range finder

Country Status (1)

Country Link
JP (1) JPS6459183A (enrdf_load_html_response)

Also Published As

Publication number Publication date
JPS6459183A (en) 1989-03-06

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