JPS5831261Y2 - コンクリ−ト破壊検出装置 - Google Patents

コンクリ−ト破壊検出装置

Info

Publication number
JPS5831261Y2
JPS5831261Y2 JP14265876U JP14265876U JPS5831261Y2 JP S5831261 Y2 JPS5831261 Y2 JP S5831261Y2 JP 14265876 U JP14265876 U JP 14265876U JP 14265876 U JP14265876 U JP 14265876U JP S5831261 Y2 JPS5831261 Y2 JP S5831261Y2
Authority
JP
Japan
Prior art keywords
circuit
output
capacitor
signal
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
JP14265876U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5361188U (enExample
Inventor
利夫 安彦
正 吉村
和宏 松岡
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 JP14265876U priority Critical patent/JPS5831261Y2/ja
Publication of JPS5361188U publication Critical patent/JPS5361188U/ja
Application granted granted Critical
Publication of JPS5831261Y2 publication Critical patent/JPS5831261Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Pressure Sensors (AREA)
  • Burglar Alarm Systems (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP14265876U 1976-10-22 1976-10-22 コンクリ−ト破壊検出装置 Expired JPS5831261Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14265876U JPS5831261Y2 (ja) 1976-10-22 1976-10-22 コンクリ−ト破壊検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14265876U JPS5831261Y2 (ja) 1976-10-22 1976-10-22 コンクリ−ト破壊検出装置

Publications (2)

Publication Number Publication Date
JPS5361188U JPS5361188U (enExample) 1978-05-24
JPS5831261Y2 true JPS5831261Y2 (ja) 1983-07-11

Family

ID=28751399

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14265876U Expired JPS5831261Y2 (ja) 1976-10-22 1976-10-22 コンクリ−ト破壊検出装置

Country Status (1)

Country Link
JP (1) JPS5831261Y2 (enExample)

Also Published As

Publication number Publication date
JPS5361188U (enExample) 1978-05-24

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