EP0963814A3 - Ratchet wrench - Google Patents

Ratchet wrench Download PDF

Info

Publication number
EP0963814A3
EP0963814A3 EP99104658A EP99104658A EP0963814A3 EP 0963814 A3 EP0963814 A3 EP 0963814A3 EP 99104658 A EP99104658 A EP 99104658A EP 99104658 A EP99104658 A EP 99104658A EP 0963814 A3 EP0963814 A3 EP 0963814A3
Authority
EP
European Patent Office
Prior art keywords
weight
operation rod
ratchet wrench
receiving portion
struck
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.)
Withdrawn
Application number
EP99104658A
Other languages
German (de)
French (fr)
Other versions
EP0963814A2 (en
Inventor
Fumiyoshi Nezigane
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP0963814A2 publication Critical patent/EP0963814A2/en
Publication of EP0963814A3 publication Critical patent/EP0963814A3/en
Withdrawn legal-status Critical Current

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
    • B25B19/00—Impact wrenches or screwdrivers
    • 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
    • B25B13/00—Spanners; Wrenches
    • B25B13/48—Spanners; Wrenches for special purposes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

A ratchet wrench (3) for turning bolts and nuts disposed in narrow or inaccessible places. The ratchet wrench is rotatably attached to an end (1a) of an operation rod (1). The ratchet wrench comprises a weight (21) attached to the operation rod, the weight being slidable lengthwise along the operation rod, the operation rod being provided at a portion thereof in front of the weight with a front weight receiving portion (25) against which the weight is struck. Alternatively, the operation rod may be provided at a portion thereof in the rear of the weight with a rear weight receiving portion (27) against which the weight is struck. Also, the operation rod may be provided with both the front weight receiving portion and the rear weight receiving portion.
EP99104658A 1998-06-10 1999-03-09 Ratchet wrench Withdrawn EP0963814A3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP46359898U 1998-06-10
JP1998004635U JP3054836U (en) 1998-06-10 1998-06-10 Wrench with ratchet for remote control
JP463598 1998-06-10

Publications (2)

Publication Number Publication Date
EP0963814A2 EP0963814A2 (en) 1999-12-15
EP0963814A3 true EP0963814A3 (en) 2000-08-16

Family

ID=11589474

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99104658A Withdrawn EP0963814A3 (en) 1998-06-10 1999-03-09 Ratchet wrench

Country Status (4)

Country Link
EP (1) EP0963814A3 (en)
JP (1) JP3054836U (en)
CN (1) CN1144656C (en)
TW (1) TW377312B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4184552A (en) * 1977-05-17 1980-01-22 Marquette Metal Products Company Manually actuated impact tool
US5109739A (en) * 1991-03-22 1992-05-05 Hull Harold L Slide hammer tool
US5592860A (en) * 1995-12-15 1997-01-14 Woodsum; David A. Ratchet socket brake and starter tool

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4184552A (en) * 1977-05-17 1980-01-22 Marquette Metal Products Company Manually actuated impact tool
US5109739A (en) * 1991-03-22 1992-05-05 Hull Harold L Slide hammer tool
US5592860A (en) * 1995-12-15 1997-01-14 Woodsum; David A. Ratchet socket brake and starter tool

Also Published As

Publication number Publication date
JP3054836U (en) 1998-12-18
CN1144656C (en) 2004-04-07
CN1238255A (en) 1999-12-15
EP0963814A2 (en) 1999-12-15
TW377312B (en) 1999-12-21

Similar Documents

Publication Publication Date Title
EP1174203A3 (en) Tool-free collet tightener
USD461251S1 (en) Diagnostic test card
USD383660S (en) Tool handle
EP0933170A3 (en) Rolling containers assembly
MXPA00011162A (en) Motor vehicle functional front end referenced to the wing of a vehicle.
EP1055597A3 (en) Cable connecting apparatus for a bicycle
USD379750S (en) Screwdriver handle
EP1134155A3 (en) Cable protection mechanism
NZ521000A (en) Wheel nut loosening and tightening device
EP0981976A3 (en) Rotary stick projecting device
USD390181S (en) Vehicle wheel spray shield
WO2004096004A3 (en) Caddy for container and methods for using same
USD459961S1 (en) Extendable spline-drive socket assembly
EP0963814A3 (en) Ratchet wrench
EP0884462A3 (en) Handle structure for a detachable outboard motor and detachable outboard motor
USD457410S1 (en) C-clamp
AU6166100A (en) Drive system
EP1201466A3 (en) Tire mounting tool
USD366818S (en) Vise grip puller
USD395218S (en) Hand saw handle
USD391391S (en) Golf spike
USD435223S (en) Wristwatch
EP0855166A3 (en) Pull-out basket for dishwashing machine
WO2001043921A8 (en) Locking pliers
FI20011486A0 (en) Pusher and push rod handle

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB IT

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

17P Request for examination filed

Effective date: 20000525

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

AKX Designation fees paid

Free format text: DE FR GB IT

17Q First examination report despatched

Effective date: 20030219

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RTI1 Title (correction)

Free format text: A COMBINATION OF A RATCHET WRENCH AND AN OPERATION ROD

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20060314