DE854483C - Pit stamp - Google Patents

Pit stamp

Info

Publication number
DE854483C
DE854483C DEp9320D DEP0009320D DE854483C DE 854483 C DE854483 C DE 854483C DE P0009320 D DEP0009320 D DE P0009320D DE 854483 C DE854483 C DE 854483C
Authority
DE
Germany
Prior art keywords
pit stamp
stamp
pit
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
DEp9320D
Other languages
German (de)
Inventor
Heinrich Tollkamp
Original Assignee
Heinrich Tollkamp
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 Heinrich Tollkamp filed Critical Heinrich Tollkamp
Priority to DEp9320D priority Critical patent/DE854483C/en
Application granted granted Critical
Publication of DE854483C publication Critical patent/DE854483C/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/50—Component parts or details of props
    • E21D15/54—Details of the ends of props
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/02—Non-telescopic props
    • E21D15/04—Non-telescopic props with wooden prop parts joined by double conical connectors
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/46—Telescopic props with load-measuring devices; with alarm devices
DEp9320D 1948-10-02 1948-10-02 Pit stamp Expired DE854483C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEp9320D DE854483C (en) 1948-10-02 1948-10-02 Pit stamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEp9320D DE854483C (en) 1948-10-02 1948-10-02 Pit stamp

Publications (1)

Publication Number Publication Date
DE854483C true DE854483C (en) 1952-11-04

Family

ID=7362212

Family Applications (1)

Application Number Title Priority Date Filing Date
DEp9320D Expired DE854483C (en) 1948-10-02 1948-10-02 Pit stamp

Country Status (1)

Country Link
DE (1) DE854483C (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1014945B (en) * 1953-04-09 1957-09-05 Paurat F Resilient pit lining with resilient parts
US3046037A (en) * 1960-04-13 1962-07-24 Howard P Cain Coupling and supporting means for vehicles
EP0028496A1 (en) * 1979-11-02 1981-05-13 Mine Support Systems (Proprietary) Limited Timber prop
DE3129176A1 (en) * 1980-07-22 1982-05-19 Hunt Leuchars & Hepburn Ltd PITWOOD, STAMP OR POST, IN PARTICULAR FOR USE IN MINES, PITES, SHELLS, COUNTERS OR THE LIKE.
US4534531A (en) * 1980-07-22 1985-08-13 Brown Allan H G Elongated prop for supporting a load

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE488095C (en) * 1929-12-23 Gustav Duesterloh Flexible, length-adjustable pit punch, in which a round wood is pressed into a conical insert body

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE488095C (en) * 1929-12-23 Gustav Duesterloh Flexible, length-adjustable pit punch, in which a round wood is pressed into a conical insert body

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1014945B (en) * 1953-04-09 1957-09-05 Paurat F Resilient pit lining with resilient parts
US3046037A (en) * 1960-04-13 1962-07-24 Howard P Cain Coupling and supporting means for vehicles
EP0028496A1 (en) * 1979-11-02 1981-05-13 Mine Support Systems (Proprietary) Limited Timber prop
DE3129176A1 (en) * 1980-07-22 1982-05-19 Hunt Leuchars & Hepburn Ltd PITWOOD, STAMP OR POST, IN PARTICULAR FOR USE IN MINES, PITES, SHELLS, COUNTERS OR THE LIKE.
US4534531A (en) * 1980-07-22 1985-08-13 Brown Allan H G Elongated prop for supporting a load

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