SE321654B - - Google Patents

Info

Publication number
SE321654B
SE321654B SE16844/65A SE1684465A SE321654B SE 321654 B SE321654 B SE 321654B SE 16844/65 A SE16844/65 A SE 16844/65A SE 1684465 A SE1684465 A SE 1684465A SE 321654 B SE321654 B SE 321654B
Authority
SE
Sweden
Application number
SE16844/65A
Inventor
G Bergman
Original Assignee
G Bergman
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 G Bergman filed Critical G Bergman
Priority to SE16844/65A priority Critical patent/SE321654B/xx
Publication of SE321654B publication Critical patent/SE321654B/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B6/00—Drives for drilling with combined rotary and percussive action
    • E21B6/06—Drives for drilling with combined rotary and percussive action the rotation being intermittent, e.g. obtained by ratchet device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/08—Means for retaining and guiding the tool bit, e.g. chucks allowing axial oscillation of the tool bit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/08—Means for retaining and guiding the tool bit, e.g. chucks allowing axial oscillation of the tool bit
    • B25D17/084—Rotating chucks or sockets

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
SE16844/65A 1965-12-28 1965-12-28 SE321654B (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE16844/65A SE321654B (cs) 1965-12-28 1965-12-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE16844/65A SE321654B (cs) 1965-12-28 1965-12-28

Publications (1)

Publication Number Publication Date
SE321654B true SE321654B (cs) 1970-03-09

Family

ID=20302858

Family Applications (1)

Application Number Title Priority Date Filing Date
SE16844/65A SE321654B (cs) 1965-12-28 1965-12-28

Country Status (1)

Country Link
SE (1) SE321654B (cs)

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