GB201119030D0 - Switching off an electrical machine tool electronically when a current limit is reached - Google Patents

Switching off an electrical machine tool electronically when a current limit is reached

Info

Publication number
GB201119030D0
GB201119030D0 GB201119030A GB201119030A GB201119030D0 GB 201119030 D0 GB201119030 D0 GB 201119030D0 GB 201119030 A GB201119030 A GB 201119030A GB 201119030 A GB201119030 A GB 201119030A GB 201119030 D0 GB201119030 D0 GB 201119030D0
Authority
GB
United Kingdom
Prior art keywords
reached
switching
machine tool
electrical machine
current limit
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Withdrawn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
GB201119030A
Other versions
GB2485276A (en
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB201119030D0 publication Critical patent/GB201119030D0/en
Publication of GB2485276A publication Critical patent/GB2485276A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D11/00—Portable percussive tools with electromotor or other motor drive
    • B25D11/005—Arrangements for adjusting the stroke of the impulse member or for stopping the impact action when the tool is lifted from the working surface
    • 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
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/14—Control devices for the reciprocating piston
    • B25D9/26—Control devices for adjusting the stroke of the piston or the force or frequency of impact thereof
    • B25D9/265—Control devices for adjusting the stroke of the piston or the force or frequency of impact thereof with arrangements for automatic stopping when the tool is lifted from the working face or suffers excessive bore resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
    • B25F5/001—Gearings, speed selectors, clutches or the like specially adapted for rotary 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
    • B25D2250/221—Sensors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Control Of Electric Motors In General (AREA)
GB1119030.3A 2010-11-04 2011-11-03 Switching off an electrical machine tool electronically when a current limit is reached Withdrawn GB2485276A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201010043361 DE102010043361A1 (en) 2010-11-04 2010-11-04 Electronic shutdown of a power tool on reaching a current limit

Publications (2)

Publication Number Publication Date
GB201119030D0 true GB201119030D0 (en) 2011-12-14
GB2485276A GB2485276A (en) 2012-05-09

Family

ID=45375779

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1119030.3A Withdrawn GB2485276A (en) 2010-11-04 2011-11-03 Switching off an electrical machine tool electronically when a current limit is reached

Country Status (3)

Country Link
CN (1) CN102528772B (en)
DE (1) DE102010043361A1 (en)
GB (1) GB2485276A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3007153B1 (en) * 2013-06-12 2015-06-05 Montabert Roger METHOD FOR CONTROLLING A POWER PARAMETER OF A PERCUSSION APPARATUS
KR101638451B1 (en) 2014-07-30 2016-07-25 대모 엔지니어링 주식회사 Stepless variable auto stroke hydraulic breaker system
CN105880685B (en) * 2015-01-26 2018-04-20 苏州宝时得电动工具有限公司 Power tool
CN107206582B (en) * 2015-01-28 2021-06-08 工机控股株式会社 Impact tool
WO2017115594A1 (en) * 2015-12-28 2017-07-06 日立工機株式会社 Electric tool
US11396110B2 (en) 2018-02-28 2022-07-26 Milwaukee Electric Tool Corporation Simulated bog-down system and method for power tools
CN214352217U (en) 2018-02-28 2021-10-08 米沃奇电动工具公司 Electric tool
US11689124B2 (en) 2021-01-12 2023-06-27 Snap-On Incorporated Controlling brushless motor commutation
CN113075548B (en) * 2021-04-01 2023-04-25 天津小鲨鱼智能科技有限公司 State detection method, device, equipment and storage medium for electric hydrofoil motor
CN113131832B (en) * 2021-04-21 2023-01-31 天津小鲨鱼智能科技有限公司 Electronic equipment, motor abnormity detection method and device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4249117A (en) * 1979-05-01 1981-02-03 Black And Decker, Inc. Anti-kickback power tool control
GB9320181D0 (en) * 1993-09-30 1993-11-17 Black & Decker Inc Improvements in and relating to power tools
US6479958B1 (en) * 1995-01-06 2002-11-12 Black & Decker Inc. Anti-kickback and breakthrough torque control for power tool
DE10002748B4 (en) 2000-01-22 2006-05-18 Robert Bosch Gmbh Hand tool with a safety clutch
DE10341975A1 (en) 2003-09-11 2005-04-21 Bosch Gmbh Robert Torque limiting device for an electric motor
US7552781B2 (en) * 2004-10-20 2009-06-30 Black & Decker Inc. Power tool anti-kickback system with rotational rate sensor
EP2030710B1 (en) * 2007-08-29 2014-04-23 Positec Power Tools (Suzhou) Co., Ltd. Power tool and control system for a power tool
DE102008003786A1 (en) * 2008-01-10 2009-07-16 Robert Bosch Gmbh Method for detecting a thermal overload situation in an electric hand tool
JP5376392B2 (en) * 2008-02-14 2013-12-25 日立工機株式会社 Electric tool
CN201467052U (en) * 2009-06-09 2010-05-12 东风汽车有限公司 Electric power steering direct current motor drive control system

Also Published As

Publication number Publication date
CN102528772B (en) 2017-03-01
DE102010043361A1 (en) 2012-05-10
GB2485276A (en) 2012-05-09
CN102528772A (en) 2012-07-04

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)