GB1445385A - Torque-applying device for use with screwdrivers - Google Patents

Torque-applying device for use with screwdrivers

Info

Publication number
GB1445385A
GB1445385A GB4604873A GB4604873A GB1445385A GB 1445385 A GB1445385 A GB 1445385A GB 4604873 A GB4604873 A GB 4604873A GB 4604873 A GB4604873 A GB 4604873A GB 1445385 A GB1445385 A GB 1445385A
Authority
GB
United Kingdom
Prior art keywords
tool
ratchet wheel
applying device
oct
torque
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.)
Expired
Application number
GB4604873A
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.)
Lacrex Brevetti SA
Original Assignee
Lacrex Brevetti SA
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 Lacrex Brevetti SA filed Critical Lacrex Brevetti SA
Publication of GB1445385A publication Critical patent/GB1445385A/en
Expired 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
    • 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
    • B25B13/10—Spanners; Wrenches with adjustable jaws
    • B25B13/105—Spanners; Wrenches with adjustable jaws composed of a plurality of slidable pins
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/15—Intermittent grip type mechanical movement
    • Y10T74/1558—Grip units and features
    • Y10T74/1577—Gripper mountings, lever
    • Y10T74/1579—Reversible
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/21—Elements
    • Y10T74/2133—Pawls and ratchets

Abstract

1445385 Ratchet attachment for a tool LACREX BREVETTI SA 2 Oct 1973 [11 Oct 1972] 46048/73 Heading B3N [Also in Division F2] A torque applying device which is adapted to fit on to the handle of a tool, such as a screwdriver, comprises a ratchet wheel 6 and pawls 4, 5 which can selectively be brought into operative engagement with the ratchet wheel 6 by means of a shift lever 17, the ratchet wheel 6 being operatively connected to a driver member 2 formed by a circular arrangement of driver elements 10. Preferably a band 18 is provided around the elements 10. In a modification, the driver member comprises a casing 12 containing a plurality of rods 14 which may be pushed back againat a resilient cushion 13 by a tool handle 15.
GB4604873A 1972-10-11 1973-10-02 Torque-applying device for use with screwdrivers Expired GB1445385A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1489172 1972-10-11

Publications (1)

Publication Number Publication Date
GB1445385A true GB1445385A (en) 1976-08-11

Family

ID=4404611

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4604873A Expired GB1445385A (en) 1972-10-11 1973-10-02 Torque-applying device for use with screwdrivers

Country Status (7)

Country Link
US (1) US3859869A (en)
JP (1) JPS4973798A (en)
CA (1) CA989651A (en)
CH (1) CH547153A (en)
DE (1) DE2315288C3 (en)
GB (1) GB1445385A (en)
ZA (1) ZA737369B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5598651A (en) * 1994-12-19 1997-02-04 Milwaukee Sign Co., Inc. Sign mechanism having traversable web
US7299720B1 (en) 2006-01-20 2007-11-27 Snap-On Incorporated Reversible ratchet wrench
US7775141B2 (en) * 2008-08-01 2010-08-17 Snap-On Incorporated Extended low-torque ratchet wrench
CN206154188U (en) * 2016-09-26 2017-05-10 上海拓岚机械科技有限公司 Omnipotent socket ratchet wrench
US11931868B2 (en) * 2021-06-17 2024-03-19 L&T Technology Services Limited Wrench head for a universal wrench

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2627757A (en) * 1949-05-10 1953-02-10 Harold S Austin Stop mechanism for step-by-step plungers
US2620001A (en) * 1950-03-31 1952-12-02 Kipton Ind Inc Tool handle
US2711112A (en) * 1953-11-30 1955-06-21 Adrien E Durand Multiple socket wrench
US3698267A (en) * 1970-12-18 1972-10-17 Jon R Denney Fastener actuator

Also Published As

Publication number Publication date
AU5781173A (en) 1975-01-09
DE2315288C3 (en) 1975-09-04
DE2315288A1 (en) 1974-04-25
CA989651A (en) 1976-05-25
CH547153A (en) 1974-03-29
US3859869A (en) 1975-01-14
DE2315288B2 (en) 1975-01-30
ZA737369B (en) 1974-10-30
JPS4973798A (en) 1974-07-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee