EP1862265A3 - Hand tool with a slip clutch - Google Patents

Hand tool with a slip clutch Download PDF

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Publication number
EP1862265A3
EP1862265A3 EP07108136A EP07108136A EP1862265A3 EP 1862265 A3 EP1862265 A3 EP 1862265A3 EP 07108136 A EP07108136 A EP 07108136A EP 07108136 A EP07108136 A EP 07108136A EP 1862265 A3 EP1862265 A3 EP 1862265A3
Authority
EP
European Patent Office
Prior art keywords
axially
sleeve
drive sleeve
partially
spring
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Withdrawn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
EP07108136A
Other languages
German (de)
French (fr)
Other versions
EP1862265A2 (en
Inventor
Markus Hartmann
Manfred Ludwig
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.)
Hilti AG
Original Assignee
Hilti AG
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 Hilti AG filed Critical Hilti AG
Publication of EP1862265A2 publication Critical patent/EP1862265A2/en
Publication of EP1862265A3 publication Critical patent/EP1862265A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D16/00—Portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
    • B25D16/003—Clutches specially adapted therefor
    • 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
    • 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
    • B25B21/026—Impact clutches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2211/00—Details of portable percussive tools with electromotor or other motor drive
    • B25D2211/003—Crossed drill and motor spindles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2211/00—Details of portable percussive tools with electromotor or other motor drive
    • B25D2211/06—Means for driving the impulse member
    • B25D2211/068—Crank-actuated impulse-driving mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2216/00—Details of portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
    • B25D2216/0007—Details of percussion or rotation modes
    • B25D2216/0023—Tools having a percussion-and-rotation mode
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2217/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D2217/0011—Details of anvils, guide-sleeves or pistons
    • B25D2217/0019—Guide-sleeves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/045—Cams used in percussive tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/165—Overload clutches, torque limiters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/321—Use of balls

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Drilling And Boring (AREA)

Abstract

Eine zumindest teilweise drehende und axial schlagende Handwerkzeugmaschine (4) mit einem Schlagwerk (5) mit einem Führungsrohr (6), in welchem ein Schlagkolben (7) über eine Gasfeder (8) axial schlagend angetrieben ist, und mit einer drehend angetriebenen, das Führungsrohr (6) umfassenden, mit Nocken (9) axialverzahnte Rutschkupplung (10) mit einer Antriebshülse (11) und einer Abtriebshülse (12), die gegeneinander mit einer Feder (13) axial druckvorgespannt sind, wobei die Antriebshülse (11) mit einer zu dieser koaxialen Steuerhülse (14) über Kugeln (18), welche jeweils teilweise in zwei teilweise gegenüberliegend angeordnete Steuerkonturen (19a, 19b) der Antriebshülse (11) sowie der Steuerhülse (14) eingreifen, formschlüssig verbunden sowie derart zwangsgeführt ist, damit sich bei Überschreitung eines Grenzdrehmoments die mit der Feder (13) axial druckvorgespannte Antriebshülse (11) gegenüber der Steuerhülse (14) axial versetzt und verdreht.

Figure imgaf001
An at least partially rotating and axially striking hand tool (4) with a striking mechanism (5) with a guide tube (6), in which a percussion piston (7) via a gas spring (8) is driven axially striking, and with a rotationally driven, the guide tube (6) comprehensive, with cams (9) axially toothed slip clutch (10) with a drive sleeve (11) and an output sleeve (12) which are axially biased against each other with a spring (13), wherein the drive sleeve (11) with a to this Coaxial control sleeve (14) via balls (18), each partially in two partially oppositely disposed control contours (19a, 19b) of the drive sleeve (11) and the control sleeve (14) engage, positively connected and forcibly guided so that when exceeded a Limit torque with the spring (13) axially pressure-biased drive sleeve (11) relative to the control sleeve (14) axially offset and rotated.
Figure imgaf001
EP07108136A 2006-05-30 2007-05-14 Hand tool with a slip clutch Withdrawn EP1862265A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102006000252A DE102006000252A1 (en) 2006-05-30 2006-05-30 Hand tool with slip clutch

Publications (2)

Publication Number Publication Date
EP1862265A2 EP1862265A2 (en) 2007-12-05
EP1862265A3 true EP1862265A3 (en) 2013-01-02

Family

ID=38457708

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07108136A Withdrawn EP1862265A3 (en) 2006-05-30 2007-05-14 Hand tool with a slip clutch

Country Status (3)

Country Link
US (1) US7861797B2 (en)
EP (1) EP1862265A3 (en)
DE (1) DE102006000252A1 (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008000486A1 (en) * 2008-03-03 2009-09-10 Robert Bosch Gmbh Hand tool
SE532395C2 (en) * 2008-05-08 2010-01-12 Atlas Copco Tools Ab Power tool for tightening screw joints and decoupling
EP2138273B1 (en) * 2008-06-25 2012-02-15 Robert Bosch GmbH Rotary tool having a manual ratchet mechanism
JP5395620B2 (en) * 2009-11-02 2014-01-22 株式会社マキタ Impact tool
CN101949260B (en) * 2010-07-22 2013-07-24 浙江师范大学 Auxiliary hammer mechanism of percussive hammer capable of releasing after storing energy and energy-storage type percussive hammer
CN102371573A (en) * 2010-08-10 2012-03-14 南京德朔实业有限公司 Electric tool
DE102010062014B3 (en) * 2010-11-26 2012-05-10 Hilti Aktiengesellschaft Hand tool
JP2012223844A (en) * 2011-04-18 2012-11-15 Makita Corp Hammer drill
DE102011080800A1 (en) * 2011-08-11 2013-02-14 Hilti Aktiengesellschaft Hand tool
DE102011081617A1 (en) * 2011-08-26 2013-02-28 Hilti Aktiengesellschaft Hand-held machine tool
DE102012013934A1 (en) * 2012-07-16 2014-01-16 Krohne Ag Method for operating an adjusting device
JP6070826B2 (en) * 2013-03-26 2017-02-01 日立工機株式会社 Electric tool
EP3040164A4 (en) * 2013-08-30 2017-04-05 Hitachi Koki Co., Ltd. Boring tool
EP2857149A1 (en) * 2013-10-03 2015-04-08 HILTI Aktiengesellschaft Manual tool machine
GB201421576D0 (en) 2014-12-04 2015-01-21 Black & Decker Inc Drill
GB201421577D0 (en) * 2014-12-04 2015-01-21 Black & Decker Inc Drill
US10149433B2 (en) * 2015-07-10 2018-12-11 Combined Manufacturing Inc. Combination blade and cord weed cutter-trimmer head device
EP3117962A1 (en) * 2015-07-17 2017-01-18 HILTI Aktiengesellschaft Manual machine tool
US10406667B2 (en) * 2015-12-10 2019-09-10 Black & Decker Inc. Drill
GB2545237A (en) 2015-12-10 2017-06-14 Black & Decker Inc Planetray gear system
CN107914248A (en) * 2018-01-12 2018-04-17 江苏恒丰电动工具有限公司 A kind of portable dial is turned round
US11826891B2 (en) * 2019-10-21 2023-11-28 Makita Corporation Power tool having hammer mechanism
US11890728B2 (en) 2021-05-19 2024-02-06 Nextgen Aerospace Technologies, Llc Concentrated longitudinal acoustical/ultrasonic energy fastener design and manipulation system
US11872680B2 (en) 2021-07-16 2024-01-16 Black & Decker Inc. Impact power tool

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4304899A1 (en) * 1993-02-11 1994-08-18 Hitachi Koki Kk Slip torque-changing device for a percussive tool
DE19505068A1 (en) * 1994-02-25 1995-09-07 Hitachi Koki Kk Noise reduction mechanism for impact tools
US20060024141A1 (en) * 2004-07-30 2006-02-02 Hilti Aktiengesellschaft Power tool with an intermittent angular torque pulse
DE102004047470A1 (en) * 2004-09-30 2006-04-06 Robert Bosch Gmbh Hand tool, in particular drill and / or percussion hammer

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US2068745A (en) * 1935-06-26 1937-01-26 Michael O Meara J Power tool
US2220711A (en) * 1936-01-07 1940-11-05 Ingersoll Rand Co Impact tool
US2128761A (en) * 1937-07-03 1938-08-30 Ingersoll Rand Co Impact wrench
US2160150A (en) * 1937-10-21 1939-05-30 Ingersoll Rand Co Impact wrench
US2753965A (en) * 1951-10-03 1956-07-10 Thor Power Tool Co Impact tools
US2889902A (en) * 1955-06-29 1959-06-09 Ingersoll Rand Co Deceleration torque limiter for impact tools
US2907240A (en) * 1957-01-31 1959-10-06 Bosch Gmbh Robert Power-operated, rotary impact-type hand tool
DE1218370B (en) * 1963-09-27 1966-06-02 Bosch Gmbh Robert Motor-driven, especially portable screwdriver
US3275116A (en) * 1964-10-12 1966-09-27 Airetool Mfg Company Air powered tool with overload cutoff
US3616883A (en) * 1970-06-08 1971-11-02 Black & Decker Mfg Co Adjustable clutch
JPS5834265B2 (en) * 1980-03-05 1983-07-26 瓜生製作株式会社 Air driver clutch type torque control device
DE3506695A1 (en) * 1985-02-26 1986-08-28 Robert Bosch Gmbh, 7000 Stuttgart DRILLING HAMMER
DE3528757A1 (en) * 1985-08-10 1987-02-19 Black & Decker Inc SLIP CLUTCH WITH ADJUSTABLE RESPONSE TORQUE
US4809572A (en) * 1986-12-09 1989-03-07 Makita Electric Works, Ltd. Power driven screwdriver
DE3804414A1 (en) * 1988-02-12 1989-08-24 Hilti Ag Hammer drill with ball catch clutch
DE3821594A1 (en) * 1988-06-27 1989-12-28 Hilti Ag MOTORIZED HAND TOOL
US4901610A (en) * 1988-07-07 1990-02-20 Precision Instruments, Inc. Adjustable torque controlling mechanism
US5005684A (en) * 1988-12-03 1991-04-09 Tsubakimoto Emerson Co. Overload clutch
JPH073253B2 (en) * 1989-09-30 1995-01-18 株式会社椿本エマソン Manual return overload clutch
JPH0825146B2 (en) * 1990-09-19 1996-03-13 株式会社マキタ Clutch device in electric screwdriver
DE4222574A1 (en) * 1991-09-13 1993-03-18 Girguis Sobhy Labib OVERLOAD CLUTCH
JP3071523B2 (en) * 1991-10-08 2000-07-31 株式会社マキタ Detent device in screw driver
US5588496A (en) * 1994-07-14 1996-12-31 Milwaukee Electric Tool Corporation Slip clutch arrangement for power tool
DE19527192A1 (en) * 1995-07-26 1997-01-30 Hilti Ag Screwdriver
US5836403A (en) * 1996-10-31 1998-11-17 Snap-On Technologies, Inc. Reversible high impact mechanism
GB0213289D0 (en) * 2002-06-11 2002-07-24 Black & Decker Inc Rotary hammer
EP1468789A3 (en) * 2003-04-17 2008-06-04 BLACK & DECKER INC. Clutch for rotary power tool and rotary power tool incorporating such clutch
DE102004025951A1 (en) * 2004-05-27 2005-12-22 Robert Bosch Gmbh Hand tool, in particular drill and / or percussion hammer
GB2427006A (en) * 2005-06-10 2006-12-13 Black & Decker Inc Overload clutch with two predetermined torque levels

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4304899A1 (en) * 1993-02-11 1994-08-18 Hitachi Koki Kk Slip torque-changing device for a percussive tool
DE19505068A1 (en) * 1994-02-25 1995-09-07 Hitachi Koki Kk Noise reduction mechanism for impact tools
US20060024141A1 (en) * 2004-07-30 2006-02-02 Hilti Aktiengesellschaft Power tool with an intermittent angular torque pulse
DE102004047470A1 (en) * 2004-09-30 2006-04-06 Robert Bosch Gmbh Hand tool, in particular drill and / or percussion hammer

Also Published As

Publication number Publication date
US20070289759A1 (en) 2007-12-20
US7861797B2 (en) 2011-01-04
EP1862265A2 (en) 2007-12-05
DE102006000252A1 (en) 2007-12-06

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