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DK109190C - Tools for tightening and loosening screw means, such as nuts and bolts. - Google Patents

Tools for tightening and loosening screw means, such as nuts and bolts.

Info

Publication number
DK109190C
DK109190C DK547063AA DK547063A DK109190C DK 109190 C DK109190 C DK 109190C DK 547063A A DK547063A A DK 547063AA DK 547063 A DK547063 A DK 547063A DK 109190 C DK109190 C DK 109190C
Authority
DK
Denmark
Prior art keywords
nuts
tightening
tools
bolts
screw means
Prior art date
Application number
DK547063AA
Other languages
Danish (da)
Inventor
Kjell Ivar Christensson
Original Assignee
Kjell Ivar Christensson
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 Kjell Ivar Christensson filed Critical Kjell Ivar Christensson
Application granted granted Critical
Publication of DK109190C publication Critical patent/DK109190C/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
    • B25B21/004—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose of the ratchet type
    • B25B21/005—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose of the ratchet type driven by a radially acting hydraulic or pneumatic piston
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B13/00—Spanners; Wrenches
    • B25B13/46—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle
    • B25B13/461—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member
    • B25B13/462—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member the ratchet parts engaging in a direction radial to the tool operating axis
    • B25B13/463—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member the ratchet parts engaging in a direction radial to the tool operating axis a pawl engaging an externally toothed wheel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
    • B25B21/02—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
DK547063AA 1962-11-23 1963-11-22 Tools for tightening and loosening screw means, such as nuts and bolts. DK109190C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1258462 1962-11-23

Publications (1)

Publication Number Publication Date
DK109190C true DK109190C (en) 1968-03-25

Family

ID=20295988

Family Applications (1)

Application Number Title Priority Date Filing Date
DK547063AA DK109190C (en) 1962-11-23 1963-11-22 Tools for tightening and loosening screw means, such as nuts and bolts.

Country Status (6)

Country Link
US (1) US3211028A (en)
AT (1) AT240301B (en)
CH (1) CH421860A (en)
DE (1) DE1478846A1 (en)
DK (1) DK109190C (en)
GB (1) GB984953A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675515A (en) * 1970-09-30 1972-07-11 Creative Tool High energy impact wrench assembly
CA1079101A (en) * 1976-08-23 1980-06-10 George A.B. Austin Torque wrench
US6983667B2 (en) * 2001-07-23 2006-01-10 University Of Arizona Impact micro-positioning actuator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB450778A (en) * 1934-03-06 1936-07-24 Mueller Friedrich Improvements in means for connecting and disconnecting screwed joints
US2119968A (en) * 1935-03-15 1938-06-07 William H Keller Inc Power wrench
US2112693A (en) * 1937-06-16 1938-03-29 Independent Pneumatic Tool Co Portable hammer wrench

Also Published As

Publication number Publication date
US3211028A (en) 1965-10-12
GB984953A (en) 1965-03-03
DE1478846A1 (en) 1969-02-06
CH421860A (en) 1966-09-30
AT240301B (en) 1965-05-25

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