GB2285764B - Hammer drill - Google Patents

Hammer drill

Info

Publication number
GB2285764B
GB2285764B GB9500240A GB9500240A GB2285764B GB 2285764 B GB2285764 B GB 2285764B GB 9500240 A GB9500240 A GB 9500240A GB 9500240 A GB9500240 A GB 9500240A GB 2285764 B GB2285764 B GB 2285764B
Authority
GB
United Kingdom
Prior art keywords
hammer drill
hammer
drill
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 - Fee Related
Application number
GB9500240A
Other versions
GB9500240D0 (en
GB2285764A (en
Inventor
Karl Frauhammer
Frank Mueller
Georg Weeber
Martin Rittner
Heinz Schnerring
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 GB9500240D0 publication Critical patent/GB9500240D0/en
Publication of GB2285764A publication Critical patent/GB2285764A/en
Application granted granted Critical
Publication of GB2285764B publication Critical patent/GB2285764B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/255—Switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Drilling And Boring (AREA)
GB9500240A 1994-01-21 1995-01-06 Hammer drill Expired - Fee Related GB2285764B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4401664A DE4401664B4 (en) 1994-01-21 1994-01-21 Rotary hammer with an electronic control device and a mode switch

Publications (3)

Publication Number Publication Date
GB9500240D0 GB9500240D0 (en) 1995-03-01
GB2285764A GB2285764A (en) 1995-07-26
GB2285764B true GB2285764B (en) 1997-04-16

Family

ID=6508364

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9500240A Expired - Fee Related GB2285764B (en) 1994-01-21 1995-01-06 Hammer drill

Country Status (4)

Country Link
JP (1) JP3759635B2 (en)
CH (1) CH688405A5 (en)
DE (1) DE4401664B4 (en)
GB (1) GB2285764B (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7717191B2 (en) 2007-11-21 2010-05-18 Black & Decker Inc. Multi-mode hammer drill with shift lock
US7717192B2 (en) 2007-11-21 2010-05-18 Black & Decker Inc. Multi-mode drill with mode collar
US7735575B2 (en) 2007-11-21 2010-06-15 Black & Decker Inc. Hammer drill with hard hammer support structure
US7762349B2 (en) 2007-11-21 2010-07-27 Black & Decker Inc. Multi-speed drill and transmission with low gear only clutch
US7770660B2 (en) 2007-11-21 2010-08-10 Black & Decker Inc. Mid-handle drill construction and assembly process
US7798245B2 (en) 2007-11-21 2010-09-21 Black & Decker Inc. Multi-mode drill with an electronic switching arrangement
US7854274B2 (en) 2007-11-21 2010-12-21 Black & Decker Inc. Multi-mode drill and transmission sub-assembly including a gear case cover supporting biasing

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19942156A1 (en) 1999-09-03 2001-03-08 Hilti Ag Switching device for multifunctional hand-held machine tools
DE10259569A1 (en) * 2002-12-19 2004-07-01 Hilti Ag Hand-held power tool, e.g. chisel hammer, has sensor switch connected free of vibration with switch carrier
DE10337260A1 (en) * 2003-08-18 2005-03-10 Bosch Gmbh Robert Operating module for a power tool
DE10358032A1 (en) * 2003-12-11 2005-07-14 Hilti Ag Combined electric work tool, such as screw-driver or combi-hammer, has motor control for braking electric motor
DE102004045117A1 (en) * 2004-09-17 2006-03-23 Robert Bosch Gmbh switching device
GB0503784D0 (en) 2005-02-24 2005-03-30 Black & Decker Inc Hammer drill
JP5245667B2 (en) * 2008-09-12 2013-07-24 日立工機株式会社 Driving machine
JP5256972B2 (en) * 2008-09-30 2013-08-07 日立工機株式会社 Electric driving machine
DE102009001132B4 (en) 2009-02-25 2022-04-28 Robert Bosch Gmbh power tool
EP3009236A1 (en) * 2014-10-16 2016-04-20 HILTI Aktiengesellschaft Chiselling hand-held machine tool
DE102016218535A1 (en) * 2016-09-27 2018-03-29 Robert Bosch Gmbh Switching device for a portable machine tool, in particular a drill and / or chisel hammer
CN106863619A (en) * 2017-02-17 2017-06-20 苏州益普敦新材料科技有限公司 A kind of mixing of construction material with opening cycle of higher pressure boring device soon

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1447867A (en) * 1972-08-31 1976-09-02 Bosch Gmbh Robert Hammer drills
EP0419866A2 (en) * 1989-09-28 1991-04-03 Robert Bosch Gmbh Drill hammer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4019106A (en) * 1974-03-18 1977-04-19 Taylor-Dunn Manufacturing Company Motor speed control
DE3637128A1 (en) * 1986-10-31 1988-05-05 Hilti Ag DEVICE FOR AUTOMATIC TOOL-SPECIFIC OPERATING DATA SETTING OF AN ELECTRICAL DRIVE DEVICE FOR INTERCHANGEABLE TOOLS
DE4013512A1 (en) * 1990-04-27 1991-10-31 Black & Decker Inc SWITCHING DEVICE FOR SWITCHING A POWERED TOOL
DE4137385C2 (en) * 1991-11-14 1993-11-18 Hilti Ag Speed control device for a hand-held power tool and method for its production

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1447867A (en) * 1972-08-31 1976-09-02 Bosch Gmbh Robert Hammer drills
EP0419866A2 (en) * 1989-09-28 1991-04-03 Robert Bosch Gmbh Drill hammer

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7717191B2 (en) 2007-11-21 2010-05-18 Black & Decker Inc. Multi-mode hammer drill with shift lock
US7717192B2 (en) 2007-11-21 2010-05-18 Black & Decker Inc. Multi-mode drill with mode collar
US7735575B2 (en) 2007-11-21 2010-06-15 Black & Decker Inc. Hammer drill with hard hammer support structure
US7762349B2 (en) 2007-11-21 2010-07-27 Black & Decker Inc. Multi-speed drill and transmission with low gear only clutch
US7770660B2 (en) 2007-11-21 2010-08-10 Black & Decker Inc. Mid-handle drill construction and assembly process
US7798245B2 (en) 2007-11-21 2010-09-21 Black & Decker Inc. Multi-mode drill with an electronic switching arrangement
US7854274B2 (en) 2007-11-21 2010-12-21 Black & Decker Inc. Multi-mode drill and transmission sub-assembly including a gear case cover supporting biasing
US7987920B2 (en) 2007-11-21 2011-08-02 Black & Decker Inc. Multi-mode drill with mode collar
US8109343B2 (en) 2007-11-21 2012-02-07 Black & Decker Inc. Multi-mode drill with mode collar
US8555998B2 (en) 2007-11-21 2013-10-15 Black & Decker Inc. Multi-mode drill with mode collar

Also Published As

Publication number Publication date
GB9500240D0 (en) 1995-03-01
CH688405A5 (en) 1997-09-15
DE4401664B4 (en) 2008-12-18
JP3759635B2 (en) 2006-03-29
DE4401664A1 (en) 1995-07-27
JPH07214409A (en) 1995-08-15
GB2285764A (en) 1995-07-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20130106