WO2009052808A3 - Schaltungsanordnung für ein elektrowerkzeug - Google Patents

Schaltungsanordnung für ein elektrowerkzeug Download PDF

Info

Publication number
WO2009052808A3
WO2009052808A3 PCT/DE2008/001740 DE2008001740W WO2009052808A3 WO 2009052808 A3 WO2009052808 A3 WO 2009052808A3 DE 2008001740 W DE2008001740 W DE 2008001740W WO 2009052808 A3 WO2009052808 A3 WO 2009052808A3
Authority
WO
WIPO (PCT)
Prior art keywords
circuit arrangement
power tool
electric motor
circuit
rotation
Prior art date
Application number
PCT/DE2008/001740
Other languages
English (en)
French (fr)
Other versions
WO2009052808A2 (de
Inventor
Stefan Patschky
Original Assignee
Marquardt Gmbh
Stefan Patschky
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 Marquardt Gmbh, Stefan Patschky filed Critical Marquardt Gmbh
Priority to CN200880114623.4A priority Critical patent/CN101855823B/zh
Priority to AT08841054T priority patent/ATE550824T1/de
Priority to EP08841054A priority patent/EP2195917B1/de
Publication of WO2009052808A2 publication Critical patent/WO2009052808A2/de
Publication of WO2009052808A3 publication Critical patent/WO2009052808A3/de

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • 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
    • 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
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
    • B25B23/147—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Control Of Electric Motors In General (AREA)

Abstract

Die Erfindung betrifft eine Schaltungsanordnung (1) in der Art einer Steuerelektronik für den Betrieb im Rechts- und/oder im Linkslauf eines Elektromotors (2) in einem Elektrowerkzeug, insbesondere für einen Akku-Schrauber. Die Schaltungsanordnung (1) umfaßt einen im Motorstromkreis befindlichen Leistungshalbleiter (4) zum Schalten der Spannungsversorgung für den Elektromotor (2). Desweiteren weist die Schaltungsanordnung (1) ein Mittel (6) zur Erkennung der Drehrichtung des Elektromotors (2) auf.
PCT/DE2008/001740 2007-10-27 2008-10-27 Schaltungsanordnung für ein elektrowerkzeug WO2009052808A2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN200880114623.4A CN101855823B (zh) 2007-10-27 2008-10-27 用于电动工具的电路系统
AT08841054T ATE550824T1 (de) 2007-10-27 2008-10-27 Schaltungsanordnung für ein elektrowerkzeug
EP08841054A EP2195917B1 (de) 2007-10-27 2008-10-27 Schaltungsanordnung für ein elektrowerkzeug

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007051502.4 2007-10-27
DE102007051502 2007-10-27

Publications (2)

Publication Number Publication Date
WO2009052808A2 WO2009052808A2 (de) 2009-04-30
WO2009052808A3 true WO2009052808A3 (de) 2009-07-02

Family

ID=40490502

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2008/001740 WO2009052808A2 (de) 2007-10-27 2008-10-27 Schaltungsanordnung für ein elektrowerkzeug

Country Status (5)

Country Link
EP (1) EP2195917B1 (de)
CN (1) CN101855823B (de)
AT (1) ATE550824T1 (de)
DE (1) DE102008052852A1 (de)
WO (1) WO2009052808A2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5755988B2 (ja) * 2011-09-30 2015-07-29 株式会社マキタ 電動工具
CN104460408B (zh) * 2014-10-15 2017-04-05 诸暨中澳自动化设备有限公司 一种智能电动工具的交互电路

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07222477A (ja) * 1994-01-31 1995-08-18 Matsushita Electric Ind Co Ltd 回転方向検出装置
DE4429206A1 (de) * 1994-08-18 1996-03-14 Atlas Copco Tools Ab Einrichtung für eine Handwerkzeugmaschine
DE10216527A1 (de) * 2002-04-15 2003-10-30 Atlas Copco Electric Tools Einrichtung zur Drehmomentbegrenzung eines Werkzeugs und Verfahren zu deren Betrieb
WO2007056172A1 (en) * 2005-11-04 2007-05-18 Robert Bosch Gmbh Method and apparatus for an articulating drill

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07222477A (ja) * 1994-01-31 1995-08-18 Matsushita Electric Ind Co Ltd 回転方向検出装置
DE4429206A1 (de) * 1994-08-18 1996-03-14 Atlas Copco Tools Ab Einrichtung für eine Handwerkzeugmaschine
DE10216527A1 (de) * 2002-04-15 2003-10-30 Atlas Copco Electric Tools Einrichtung zur Drehmomentbegrenzung eines Werkzeugs und Verfahren zu deren Betrieb
WO2007056172A1 (en) * 2005-11-04 2007-05-18 Robert Bosch Gmbh Method and apparatus for an articulating drill

Also Published As

Publication number Publication date
EP2195917B1 (de) 2012-03-21
ATE550824T1 (de) 2012-04-15
CN101855823B (zh) 2013-09-11
CN101855823A (zh) 2010-10-06
DE102008052852A1 (de) 2009-04-30
WO2009052808A2 (de) 2009-04-30
EP2195917A2 (de) 2010-06-16

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