JPS61189396U - - Google Patents

Info

Publication number
JPS61189396U
JPS61189396U JP7325685U JP7325685U JPS61189396U JP S61189396 U JPS61189396 U JP S61189396U JP 7325685 U JP7325685 U JP 7325685U JP 7325685 U JP7325685 U JP 7325685U JP S61189396 U JPS61189396 U JP S61189396U
Authority
JP
Japan
Prior art keywords
strain
slab
strain gauge
comparison means
roof
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.)
Pending
Application number
JP7325685U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP7325685U priority Critical patent/JPS61189396U/ja
Publication of JPS61189396U publication Critical patent/JPS61189396U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Emergency Alarm Devices (AREA)
JP7325685U 1985-05-17 1985-05-17 Pending JPS61189396U (US07488766-20090210-C00029.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7325685U JPS61189396U (US07488766-20090210-C00029.png) 1985-05-17 1985-05-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7325685U JPS61189396U (US07488766-20090210-C00029.png) 1985-05-17 1985-05-17

Publications (1)

Publication Number Publication Date
JPS61189396U true JPS61189396U (US07488766-20090210-C00029.png) 1986-11-26

Family

ID=30612444

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7325685U Pending JPS61189396U (US07488766-20090210-C00029.png) 1985-05-17 1985-05-17

Country Status (1)

Country Link
JP (1) JPS61189396U (US07488766-20090210-C00029.png)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56164932A (en) * 1980-05-23 1981-12-18 Toyo Baldwin:Kk System for prevention of error of shearing type measuring beam supported at both ends
JPS58165027A (ja) * 1982-03-25 1983-09-30 Agency Of Ind Science & Technol 歪み検出装置
JPS59150318A (ja) * 1983-02-16 1984-08-28 Toyo Denshi Kk 多方向ロ−ドセル

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56164932A (en) * 1980-05-23 1981-12-18 Toyo Baldwin:Kk System for prevention of error of shearing type measuring beam supported at both ends
JPS58165027A (ja) * 1982-03-25 1983-09-30 Agency Of Ind Science & Technol 歪み検出装置
JPS59150318A (ja) * 1983-02-16 1984-08-28 Toyo Denshi Kk 多方向ロ−ドセル

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