BE577888A - Lock for mine prop, with removable clamping device. - Google Patents

Lock for mine prop, with removable clamping device.

Info

Publication number
BE577888A
BE577888A BE577888A BE577888A BE577888A BE 577888 A BE577888 A BE 577888A BE 577888 A BE577888 A BE 577888A BE 577888 A BE577888 A BE 577888A BE 577888 A BE577888 A BE 577888A
Authority
BE
Belgium
Prior art keywords
lock
clamping device
removable clamping
mine prop
prop
Prior art date
Application number
BE577888A
Other languages
French (fr)
Original Assignee
Gutehoffnungshuette Sterkrade
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 Gutehoffnungshuette Sterkrade filed Critical Gutehoffnungshuette Sterkrade
Publication of BE577888A publication Critical patent/BE577888A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/58—Devices for setting props or chocks
    • E21D15/585—Devices for setting props or chocks by means of hydraulically operated devices for mechanical props, or hydraulic props in which the hydraulic part is not important
    • E21D15/589—Devices for setting props or chocks by means of hydraulically operated devices for mechanical props, or hydraulic props in which the hydraulic part is not important in which a series of similarly shaped props are given almost equal load capacity by removable devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
  • Clamps And Clips (AREA)
BE577888A 1958-04-23 1959-04-20 Lock for mine prop, with removable clamping device. BE577888A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG24378A DE1064007B (en) 1958-04-23 1958-04-23 Removable hydraulic tensioning device for tensioning a pit lock

Publications (1)

Publication Number Publication Date
BE577888A true BE577888A (en) 1959-08-17

Family

ID=7122400

Family Applications (1)

Application Number Title Priority Date Filing Date
BE577888A BE577888A (en) 1958-04-23 1959-04-20 Lock for mine prop, with removable clamping device.

Country Status (3)

Country Link
BE (1) BE577888A (en)
DE (1) DE1064007B (en)
GB (1) GB915126A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1139457B (en) * 1961-04-04 1962-11-15 Hermann Schwarz Kommanditgesel Clamping ring stamp

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE853735C (en) * 1950-09-12 1952-10-27 Eugen Muething Hydraulic setting device for pit punch
DE950183C (en) * 1953-02-26 1956-10-04 August Bilstein G M B H Hydraulic lifting device, in particular for setting pit punches

Also Published As

Publication number Publication date
GB915126A (en) 1963-01-09
DE1064007B (en) 1959-08-27

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