DE1087099B - Method and device for monitoring the convergence of hanging and lying in struts - Google Patents

Method and device for monitoring the convergence of hanging and lying in struts

Info

Publication number
DE1087099B
DE1087099B DESt12335A DEST012335A DE1087099B DE 1087099 B DE1087099 B DE 1087099B DE ST012335 A DEST012335 A DE ST012335A DE 1087099 B DE1087099 B DE 1087099B
Authority
DE
Germany
Prior art keywords
struts
convergence
lying
hanging
monitoring
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
DESt12335A
Other languages
German (de)
Inventor
Dr-Ing Hans Jahns
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.)
Bergwerksverband GmbH
Original Assignee
Bergwerksverband GmbH
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 Bergwerksverband GmbH filed Critical Bergwerksverband GmbH
Priority to DESt12335A priority Critical patent/DE1087099B/en
Publication of DE1087099B publication Critical patent/DE1087099B/en
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14Telescopic props
    • E21D15/46Telescopic props with load-measuring devices; with alarm devices
DESt12335A 1957-03-12 1957-03-12 Method and device for monitoring the convergence of hanging and lying in struts Pending DE1087099B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DESt12335A DE1087099B (en) 1957-03-12 1957-03-12 Method and device for monitoring the convergence of hanging and lying in struts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DESt12335A DE1087099B (en) 1957-03-12 1957-03-12 Method and device for monitoring the convergence of hanging and lying in struts

Publications (1)

Publication Number Publication Date
DE1087099B true DE1087099B (en) 1960-08-18

Family

ID=7455682

Family Applications (1)

Application Number Title Priority Date Filing Date
DESt12335A Pending DE1087099B (en) 1957-03-12 1957-03-12 Method and device for monitoring the convergence of hanging and lying in struts

Country Status (1)

Country Link
DE (1) DE1087099B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5539986A (en) * 1994-01-13 1996-07-30 Queen's University At Kingston Device and method for remote sensing of rock movements in mines

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE480685C (en) * 1929-08-06 Max Dittrich Warning sign to indicate the subsidence of the hanging wall
DE574822C (en) * 1931-04-19 1933-04-20 Wilhelm Hundt Resilient pit stamp
DE575018C (en) * 1933-04-22 Hans Loyo Dr Metal pit stamp
DE809427C (en) * 1948-07-16 1951-07-30 Fritz Scherer Device for generating pre-tensioning in pit punches

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE480685C (en) * 1929-08-06 Max Dittrich Warning sign to indicate the subsidence of the hanging wall
DE575018C (en) * 1933-04-22 Hans Loyo Dr Metal pit stamp
DE574822C (en) * 1931-04-19 1933-04-20 Wilhelm Hundt Resilient pit stamp
DE809427C (en) * 1948-07-16 1951-07-30 Fritz Scherer Device for generating pre-tensioning in pit punches

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5539986A (en) * 1994-01-13 1996-07-30 Queen's University At Kingston Device and method for remote sensing of rock movements in mines

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