EP2295202B1 - Clé pour fournir deux modes opérationnels - Google Patents

Clé pour fournir deux modes opérationnels Download PDF

Info

Publication number
EP2295202B1
EP2295202B1 EP20090170366 EP09170366A EP2295202B1 EP 2295202 B1 EP2295202 B1 EP 2295202B1 EP 20090170366 EP20090170366 EP 20090170366 EP 09170366 A EP09170366 A EP 09170366A EP 2295202 B1 EP2295202 B1 EP 2295202B1
Authority
EP
European Patent Office
Prior art keywords
toothed wheel
head
mandrel
transmitting unit
yoke
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.)
Not-in-force
Application number
EP20090170366
Other languages
German (de)
English (en)
Other versions
EP2295202A1 (fr
Inventor
Ta-Sen Lin
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.)
Pard Hardware Industrial Co Ltd
Original Assignee
Pard Hardware Industrial Co Ltd
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 Pard Hardware Industrial Co Ltd filed Critical Pard Hardware Industrial Co Ltd
Priority to ES09170366T priority Critical patent/ES2387651T3/es
Priority to EP20090170366 priority patent/EP2295202B1/fr
Publication of EP2295202A1 publication Critical patent/EP2295202A1/fr
Application granted granted Critical
Publication of EP2295202B1 publication Critical patent/EP2295202B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • B25B13/467—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member which are gear-operated
    • 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
    • B25B13/466—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 an axial direction
    • 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
    • B25B13/481—Spanners; Wrenches for special purposes for operating in areas having limited access
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25G—HANDLES FOR HAND IMPLEMENTS
    • B25G1/00—Handle constructions
    • B25G1/06—Handle constructions reversible or adjustable for position
    • B25G1/063—Handle constructions reversible or adjustable for position for screwdrivers, wrenches or spanners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25G—HANDLES FOR HAND IMPLEMENTS
    • B25G3/00—Attaching handles to the implements
    • B25G3/38—Hinged, pivoted, swivelling, or folding joints

Definitions

  • the present invention relates to a wrench for providing two operative modes for driving a fastener.
  • a selective one-way wrench includes a handle, a head formed on the handle, a mandrel, a transmitting unit and a direction-selecting unit operable for selecting one of two directions in which the head drives the mandrel through the transmitting unit.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)

Claims (8)

  1. Clé comprenant :
    une poignée (10) ;
    un bâti (20) ;
    une tige (11) comprenant une première section reliée solidement à la poignée et une seconde section insérée de manière rotative dans le bâti (20) ;
    une tête (30) reliée de manière pivotante au bâti (20) ; un mandrin (40) inséré à travers la tête (30) ;
    une première unité de transmission pour transmettre une petite force de torsion au mandrin (40) à partir de la poignée (10) en vrille par rapport au bâti (20) ;
    une seconde unité de transmission en coopération avec la première unité de transmission pour transmettre une grande force de torsion au mandrin (40) à partir de la poignée (10) pivotée ensemble avec le bâti (20) ;
    une broche (24) comprenant une première extrémité insérée dans le bâti (20) et une seconde extrémité insérée dans la tête (30) et
    un axe (15) comprenant une première extrémité insérée dans le bâti (20) et une seconde extrémité insérée dans la tête (30), la première unité de transmission comprenant :
    une roue dentée (80) prévue solidement autour du mandrin (40) et en prise avec l'axe (15) et
    un train d'engrenages (12) comprenant un premier engrenage prévu solidement autour de la tige et un dernier engrenage prévu solidement autour de l'axe (15),
    caractérisée en ce que la seconde unité de transmission comprend une roue dentée (85) en prise avec la roue dentée (80) de la première unité de transmission et reliée de manière non rotative à la tête (30).
  2. Clé selon la revendication 1 dans laquelle la tête (30) comprend des rainures (33) définies dans un côté interne et la roue dentée (85) de la seconde unité de transmission comprend des blocs (87) situés dans les rainures (88) de la tête.
  3. Clé selon la revendication 1 comprenant une unité de sélection de direction (50) prête à être mise en service pour choisir parmi deux directions dans lesquelles la clé tourne l'élément de fixation.
  4. Clé selon la revendication 3 dans laquelle l'unité de sélection de direction (50) comprend une roue dentée mobile entre une première position et une seconde position dans la tête (30) et formée avec un premier groupe de cliquets sur un côté et un second groupe de cliquets sur un côté opposé et la première unité de transmission comprend :
    une première roue dentée (80) prévue solidement autour du mandrin (40) et formée avec un groupe de cliquets pour se mettre en prise avec le premier groupe de cliquets de la roue dentée de l'unité de sélection de direction dans la première position ;
    une seconde roue dentée (90) prévue solidement autour du mandrin (40) et formée avec un groupe de cliquets pour se mettre en prise avec le second groupe de cliquets de la roue dentée de l'unité de sélection de direction (50) dans la seconde position ;
    un train d'engrenages (12) comprenant un premier engrenage prévu solidement autour de la tige et un dernier engrenage prévu solidement autour de l'axe (15).
  5. Clé selon la revendication 4 dans laquelle l'unité de sélection de direction (50) comprend :
    un bouton (59) prévu de manière rotative sur la tête (30) et formé avec des coins (57) sur un côté et
    un poussoir (56) situé de manière mobile mais non rotative dans la tête (50) et formé avec des coins (57) en prise avec les coins (57) du bouton (51) et des jambages (58) en contact avec la roue dentée de l'unité de sélection de direction.
  6. Clé selon la revendication 5 comprenant un accouplement (70) en coopération avec l'unité de sélection de direction (50) pour déplacer en douceur la roue dentée de l'unité de sélection de direction entre la première et la seconde position.
  7. Clé selon la revendication 6 dans laquelle l'accouplement (70) comprend :
    un premier ressort (72) comprimé entre la première roue dentée (80) de la première unité de transmission et la roue dentée de l'unité de sélection de direction (85) et
    un second ressort (73) comprimé entre la seconde roue dentée (90) de la première unité de transmission et la roue dentée de l'unité de sélection de direction (85).
  8. Clé selon la revendication 5 dans laquelle la seconde unité de transmission comprend :
    des rainures (33) définies dans un côté interne de la tête (30) et
    des blocs (87) formés sur la roue dentée (85) de l'unité de sélection de direction et situés de manière mobile dans les rainures (33).
EP20090170366 2009-09-15 2009-09-15 Clé pour fournir deux modes opérationnels Not-in-force EP2295202B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES09170366T ES2387651T3 (es) 2009-09-15 2009-09-15 Llave inglesa para proporcionar dos modos operativos
EP20090170366 EP2295202B1 (fr) 2009-09-15 2009-09-15 Clé pour fournir deux modes opérationnels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20090170366 EP2295202B1 (fr) 2009-09-15 2009-09-15 Clé pour fournir deux modes opérationnels

Publications (2)

Publication Number Publication Date
EP2295202A1 EP2295202A1 (fr) 2011-03-16
EP2295202B1 true EP2295202B1 (fr) 2012-05-23

Family

ID=41582223

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20090170366 Not-in-force EP2295202B1 (fr) 2009-09-15 2009-09-15 Clé pour fournir deux modes opérationnels

Country Status (2)

Country Link
EP (1) EP2295202B1 (fr)
ES (1) ES2387651T3 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2500138A1 (fr) * 2011-03-18 2012-09-19 Pard Hardware Industrial Co., Ltd. Clé unidirectionelle
CN103101017A (zh) * 2012-12-13 2013-05-15 朱春梅 一种扳手

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4545267A (en) 1984-03-05 1985-10-08 Shumway Warren R Combination gear ratchet wrench apparatus
US4802387A (en) 1986-11-24 1989-02-07 Williams Thomas A Iii Reversible unidirectional transmission
US5058463A (en) 1990-10-29 1991-10-22 Midland Design Inc. Ratchet wrench with dual-rotating constant drive handle
GB9426247D0 (en) 1994-12-24 1995-02-22 Wisbey James H Ratchet wrench
US7104165B2 (en) 2004-01-16 2006-09-12 Te-Chen Chu Swing head structure of wrench with two kinds of torque output
US20060201288A1 (en) * 2005-03-09 2006-09-14 Chen Siou Y Swing-type wrench

Also Published As

Publication number Publication date
EP2295202A1 (fr) 2011-03-16
ES2387651T3 (es) 2012-09-27

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