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EP2364817A3 - Hammer drill device - Google Patents

Hammer drill device Download PDF

Info

Publication number
EP2364817A3
EP2364817A3 EP20110155790 EP11155790A EP2364817A3 EP 2364817 A3 EP2364817 A3 EP 2364817A3 EP 20110155790 EP20110155790 EP 20110155790 EP 11155790 A EP11155790 A EP 11155790A EP 2364817 A3 EP2364817 A3 EP 2364817A3
Authority
EP
European Patent Office
Prior art keywords
hammer drill
drill device
guide means
locking
locking means
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Withdrawn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
EP20110155790
Other languages
German (de)
French (fr)
Other versions
EP2364817A2 (en
Inventor
Andre Ullrich
Siegfried Fehrle
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 EP2364817A2 publication Critical patent/EP2364817A2/en
Publication of EP2364817A3 publication Critical patent/EP2364817A3/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Withdrawn legal-status Critical Current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
    • B25D16/006—Mode changers; Mechanisms connected thereto
    • 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
    • B25D2211/061—Swash-plate 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
    • B25D2216/0015—Tools having a percussion-only mode
    • 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
    • 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
    • B25D2216/0046—Preventing rotation
    • 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
    • B25D2250/245—Spatial arrangement of components of the tool relative to each other

Landscapes

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

Abstract

Die Erfindung geht aus von einer Bohrhammervorrichtung mit einer Schaltvorrichtung (12), die eine Bohrschalthülse (14), eine Schlagschalthülse (16) und ein Arretierungselement (18) aufweist, das ein Arretierungsmittel (20) umfasst, das dazu vorgesehen ist, zumindest bei einem Meißelbetrieb ein Werkzeugfutter (22) zu arretieren, und das wenigstens ein Führungsmittel (24) umfasst.The invention relates to a hammer drill device with a switching device (12) having a Bohrschalthülse (14), a Schlagschalthülse (16) and a locking element (18) comprising a locking means (20), which is intended, at least at one Chisel operation a tool chuck (22) to lock, and at least one guide means (24).

Es wird vorgeschlagen, dass das Arretierungsmittel (20) in Hauptarbeitsrichtung (26) gesehen hinter dem Führungsmittel (24) angeordnet ist.

Figure imgaf001
It is proposed that the locking means (20) in the main working direction (26) is arranged behind the guide means (24).
Figure imgaf001
EP20110155790 2010-03-09 2011-02-24 Hammer drill device Withdrawn EP2364817A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201010002672 DE102010002672A1 (en) 2010-03-09 2010-03-09 hammer drill device

Publications (2)

Publication Number Publication Date
EP2364817A2 EP2364817A2 (en) 2011-09-14
EP2364817A3 true EP2364817A3 (en) 2015-05-20

Family

ID=44223786

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20110155790 Withdrawn EP2364817A3 (en) 2010-03-09 2011-02-24 Hammer drill device

Country Status (3)

Country Link
EP (1) EP2364817A3 (en)
CN (1) CN102189284A (en)
DE (1) DE102010002672A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106041834A (en) * 2016-06-21 2016-10-26 刘志斌 Electric tool and mode switching structure thereof

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012212417B4 (en) * 2012-07-16 2017-06-08 Robert Bosch Gmbh switching unit
CN102837295B (en) * 2012-10-02 2014-11-12 浙江奔宇工具有限公司 Electric hammer drive mechanism
CN102837296A (en) * 2012-10-02 2012-12-26 浙江奔宇工具有限公司 Shifting device of electric hammer
CN102873669B (en) * 2012-10-15 2015-04-01 浙江恒友机电有限公司 One-button multifunctional switching structure
CN102975174B (en) * 2012-12-11 2015-07-08 浙江奔宇工具有限公司 Transmission switching device of electric hammer
KR101546797B1 (en) * 2014-06-27 2015-08-24 계양전기 주식회사 Hammer Drill
CN107984433B (en) * 2017-12-30 2024-05-24 江苏东成机电工具有限公司 Mode switching mechanism and electric tool thereof
CN112296946B (en) * 2019-07-23 2022-03-18 南京德朔实业有限公司 Electric hammer

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19801986A1 (en) * 1997-04-18 1998-10-22 Hitachi Koki Kk Hammer drilling machine
US6192996B1 (en) * 1999-08-26 2001-02-27 Makita Corporation Mode changing mechanism for use in a hammer drill
US20040108123A1 (en) * 2002-11-20 2004-06-10 Makita Corporation Hammer drill with a mechanism for preventing inadvertent hammer blows
WO2007060043A1 (en) * 2005-11-25 2007-05-31 Robert Bosch Gmbh Hammer drill having three operating modes
WO2008009211A1 (en) * 2006-07-11 2008-01-24 Wenjiang Wang A four-function light electric hammer
EP1950008A1 (en) * 2005-11-16 2008-07-30 Max Co., Ltd. Hammer drill
WO2008107232A1 (en) * 2007-03-02 2008-09-12 Robert Bosch Gmbh Gearbox device
EP1974866A1 (en) * 2007-03-28 2008-10-01 AEG Electric Tools GmbH Spindle lock for a handheld drilling and chiselling hammer
EP2147753A1 (en) * 2008-07-25 2010-01-27 AEG Electric Tools GmbH Electric tool with transmission switch

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4215288A1 (en) * 1991-07-08 1993-01-14 Bosch Gmbh Robert DRILLING HAMMER
JP3683754B2 (en) * 1999-10-05 2005-08-17 株式会社マキタ Hammer drill
GB0503784D0 (en) * 2005-02-24 2005-03-30 Black & Decker Inc Hammer drill
CN201067814Y (en) * 2005-05-26 2008-06-04 松下电工株式会社 Hammer drill
DE102005041447A1 (en) * 2005-08-31 2007-03-01 Robert Bosch Gmbh Hammer drill, comprises intermediate shaft designed as plain cylindrical element holding driving wheel, driven wheel, and slide bearing

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19801986A1 (en) * 1997-04-18 1998-10-22 Hitachi Koki Kk Hammer drilling machine
US6192996B1 (en) * 1999-08-26 2001-02-27 Makita Corporation Mode changing mechanism for use in a hammer drill
US20040108123A1 (en) * 2002-11-20 2004-06-10 Makita Corporation Hammer drill with a mechanism for preventing inadvertent hammer blows
EP1950008A1 (en) * 2005-11-16 2008-07-30 Max Co., Ltd. Hammer drill
WO2007060043A1 (en) * 2005-11-25 2007-05-31 Robert Bosch Gmbh Hammer drill having three operating modes
WO2008009211A1 (en) * 2006-07-11 2008-01-24 Wenjiang Wang A four-function light electric hammer
WO2008107232A1 (en) * 2007-03-02 2008-09-12 Robert Bosch Gmbh Gearbox device
EP1974866A1 (en) * 2007-03-28 2008-10-01 AEG Electric Tools GmbH Spindle lock for a handheld drilling and chiselling hammer
EP2147753A1 (en) * 2008-07-25 2010-01-27 AEG Electric Tools GmbH Electric tool with transmission switch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106041834A (en) * 2016-06-21 2016-10-26 刘志斌 Electric tool and mode switching structure thereof

Also Published As

Publication number Publication date
EP2364817A2 (en) 2011-09-14
DE102010002672A1 (en) 2011-09-15
CN102189284A (en) 2011-09-21

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