BE648888A - - Google Patents

Info

Publication number
BE648888A
BE648888A BE648888A BE648888A BE648888A BE 648888 A BE648888 A BE 648888A BE 648888 A BE648888 A BE 648888A BE 648888 A BE648888 A BE 648888A BE 648888 A BE648888 A BE 648888A
Authority
BE
Belgium
Application number
BE648888A
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
Publication of BE648888A publication Critical patent/BE648888A/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
    • F16B21/10—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts
    • F16B21/16—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with grooves or notches in the pin or shaft
    • F16B21/18—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with grooves or notches in the pin or shaft with circlips or like resilient retaining devices, i.e. resilient in the plane of the ring or the like; Details
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/08—Cap joints for obtaining a coal-face free of pit-props
    • E21D17/086—Cap joints for obtaining a coal-face free of pit-props or articulated type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B3/00—Key-type connections; Keys

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Braking Arrangements (AREA)
  • Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
BE648888A 1958-05-30 1964-06-05 BE648888A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEV14484A DE1214184B (de) 1958-05-30 1958-05-30 Sicherungsvorrichtung fuer Keile und Gelenkbolzen von Ausbaukappen
DEV0015285 1958-10-27
DEV25683A DE1260413B (de) 1958-05-30 1964-03-25 Sicherheitsvorrichtung fuer Keile von Vorpfaendkappen

Publications (1)

Publication Number Publication Date
BE648888A true BE648888A (pt) 1964-10-01

Family

ID=27213266

Family Applications (2)

Application Number Title Priority Date Filing Date
BE579174D BE579174A (pt) 1958-05-30 1959-05-29
BE648888A BE648888A (pt) 1958-05-30 1964-06-05

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BE579174D BE579174A (pt) 1958-05-30 1959-05-29

Country Status (5)

Country Link
BE (2) BE579174A (pt)
DE (2) DE1214184B (pt)
FR (2) FR1235566A (pt)
GB (3) GB909274A (pt)
NL (2) NL239658A (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1280182B (de) * 1963-04-16 1968-10-17 Aloys Vanwersch Sicherungsvorrichtung fuer Keile und Gelenkbolzen von Ausbaukappen
DE3032443C2 (de) * 1980-08-28 1982-08-12 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Bauelement mit einem Anschlußbereich mit versetzt angeordneten Bolzenaugen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE952976C (de) * 1953-01-28 1956-11-22 Karl Maria Groetschel Dipl Ing Drehgelenkig miteinander verbundene Schaleisen
DE1122025B (de) * 1960-07-29 1962-01-18 Aug Kloenne Fa Arretierung fuer eine gelenkige Kappenverbindung

Also Published As

Publication number Publication date
GB909275A (en) 1962-10-31
GB1047876A (en) 1966-11-09
FR1235566A (fr) 1960-11-04
NL6407975A (pt) 1965-09-27
NL239658A (pt) 1964-01-27
DE1260413B (de) 1968-02-08
GB909274A (en) 1962-10-31
BE579174A (pt) 1959-06-15
FR86079E (fr) 1965-12-03
DE1214184B (de) 1966-04-14

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