AT240301B - Tool for tightening and loosening nuts, bolts or the like. - Google Patents

Tool for tightening and loosening nuts, bolts or the like.

Info

Publication number
AT240301B
AT240301B AT933663A AT933663A AT240301B AT 240301 B AT240301 B AT 240301B AT 933663 A AT933663 A AT 933663A AT 933663 A AT933663 A AT 933663A AT 240301 B AT240301 B AT 240301B
Authority
AT
Austria
Prior art keywords
tightening
bolts
tool
loosening nuts
loosening
Prior art date
Application number
AT933663A
Other languages
German (de)
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 AT240301B publication Critical patent/AT240301B/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)
AT933663A 1962-11-23 1963-11-21 Tool for tightening and loosening nuts, bolts or the like. AT240301B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
AT240301B true AT240301B (en) 1965-05-25

Family

ID=20295988

Family Applications (1)

Application Number Title Priority Date Filing Date
AT933663A AT240301B (en) 1962-11-23 1963-11-21 Tool for tightening and loosening nuts, bolts or the like.

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
CH421860A (en) 1966-09-30
US3211028A (en) 1965-10-12
GB984953A (en) 1965-03-03
DE1478846A1 (en) 1969-02-06
DK109190C (en) 1968-03-25

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