ZA724192B - Electric hammer drill - Google Patents

Electric hammer drill

Info

Publication number
ZA724192B
ZA724192B ZA724192A ZA724192A ZA724192B ZA 724192 B ZA724192 B ZA 724192B ZA 724192 A ZA724192 A ZA 724192A ZA 724192 A ZA724192 A ZA 724192A ZA 724192 B ZA724192 B ZA 724192B
Authority
ZA
South Africa
Prior art keywords
hammer drill
electric hammer
electric
drill
hammer
Prior art date
Application number
ZA724192A
Inventor
P Schmuck
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 ZA724192B publication Critical patent/ZA724192B/en

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
    • B25D2211/003—Crossed drill and motor spindles
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Drilling And Boring (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
ZA724192A 1971-07-21 1972-06-19 Electric hammer drill ZA724192B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2136523A DE2136523C3 (en) 1971-07-21 1971-07-21 Electric hammer

Publications (1)

Publication Number Publication Date
ZA724192B true ZA724192B (en) 1973-03-28

Family

ID=5814369

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA724192A ZA724192B (en) 1971-07-21 1972-06-19 Electric hammer drill

Country Status (20)

Country Link
US (1) US3774699A (en)
JP (1) JPS5427801B1 (en)
AT (1) AT312483B (en)
AU (1) AU451336B2 (en)
BE (1) BE785328A (en)
CA (1) CA989211A (en)
CH (1) CH539492A (en)
CS (1) CS154207B2 (en)
DE (1) DE2136523C3 (en)
DK (1) DK151246C (en)
FI (1) FI58084C (en)
FR (1) FR2146732A5 (en)
GB (1) GB1364961A (en)
HU (1) HU166236B (en)
IE (1) IE36566B1 (en)
IT (1) IT956110B (en)
NL (1) NL175273C (en)
NO (1) NO134711C (en)
SE (1) SE384337B (en)
ZA (1) ZA724192B (en)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2252951B2 (en) * 1972-10-28 1981-09-10 Robert Bosch Gmbh, 7000 Stuttgart Hammer drill
DE2449191C2 (en) * 1974-10-16 1988-03-24 Robert Bosch Gmbh, 7000 Stuttgart hammer
DE2516406C3 (en) * 1975-04-15 1981-11-19 Robert Bosch Gmbh, 7000 Stuttgart Hammer drill
DE2728961C2 (en) * 1977-06-27 1991-08-08 Hilti Ag, Schaan Rotary hammer with lockable tool holder
DE2757008C2 (en) * 1977-12-21 1982-04-01 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Pneumatic hammer drill
DE2916499A1 (en) * 1979-04-24 1980-11-06 Duss Maschf ELECTRIC HAND DRILLING MACHINE WITH DEVICE FOR ADJUSTMENT FOR ROTATING OR IMPACTING DRILLING
DE2917475A1 (en) * 1979-04-30 1980-11-13 Hilti Ag DRILLING OR CHISEL HAMMER
US4346767A (en) * 1980-06-11 1982-08-31 Kango Electric Hammers Limited Rotary impact drill
GB2112479B (en) * 1981-11-13 1985-05-01 Black & Decker Inc Latching arrangement
US4550788A (en) * 1983-11-08 1985-11-05 The Board Of Trustees Of The University Of Alabama Roof bolt hole groover
DE3503173A1 (en) * 1985-01-31 1986-08-07 Willy 7457 Bisingen Kress Actuator for changing over operating states of (portable) electric tools and method of assembling it
DE3516494A1 (en) * 1985-05-08 1986-11-13 Hilti Ag, Schaan DRILLING HAMMER
DE3538166A1 (en) * 1985-10-26 1987-04-30 Hilti Ag DRILL HAMMER WITH TURN LOCK
DE3826213A1 (en) * 1988-08-02 1990-02-15 Bosch Gmbh Robert DRILLING HAMMER
DE4010037A1 (en) * 1990-03-29 1991-10-02 Hilti Ag Speed adjusting mechanism for portable drill - has switch lever movement constrained by spring clip exerting force
DE4135240A1 (en) * 1991-10-25 1993-04-29 Bosch Gmbh Robert DRILLING HAMMER
DE4202767C2 (en) * 1992-01-31 1999-06-02 Black & Decker Inc Hammer drill
JP3424880B2 (en) * 1995-08-18 2003-07-07 株式会社マキタ Hammer drill
DE19545260A1 (en) * 1995-11-24 1997-05-28 Black & Decker Inc Hammer drill
JP3450558B2 (en) * 1995-12-25 2003-09-29 株式会社マキタ Electric tool
DE19717712A1 (en) * 1997-04-18 1998-10-22 Black & Decker Inc Hammer drill
CA2344167A1 (en) 1998-09-18 2000-03-30 Stanley Fastening Systems, L.P. Multi-stroke fastening device
NL1014558C2 (en) * 2000-03-03 2001-09-13 Skil Europ Bv Drilling machine with locking mechanism.
DE10111748A1 (en) * 2001-03-12 2002-09-19 Hilti Ag Switchgear for a combined hand tool
DE10111746A1 (en) * 2001-03-12 2002-09-19 Hilti Ag Shift transmission means for the combined shifting of a transmission
DE10205030A1 (en) * 2002-02-07 2003-08-21 Hilti Ag Operating mode switching unit of a hand machine tool
GB0311045D0 (en) 2003-05-14 2003-06-18 Black & Decker Inc Rotary hammer
DE102004047606A1 (en) * 2004-09-30 2006-04-06 Hilti Ag Drill and / or chisel hammer
GB0503784D0 (en) * 2005-02-24 2005-03-30 Black & Decker Inc Hammer drill
US7469752B2 (en) * 2005-12-02 2008-12-30 Makita Corporation Power tool
US8800835B2 (en) * 2008-07-17 2014-08-12 Stanley Fastening Systems, Lp Fastener driving device with mode selector and trigger interlock
US8011444B2 (en) * 2009-04-03 2011-09-06 Ingersoll Rand Company Spindle locking assembly
CN104837427B (en) 2012-11-14 2017-09-22 不列颠哥伦比亚癌症机构分部 Tubulose hammer drill accessory
DE102015205689A1 (en) * 2015-03-30 2016-10-06 Robert Bosch Gmbh Protection device at least to a protection of an operator in an uncontrolled blocking case of a power tool
CN108907269A (en) * 2018-07-18 2018-11-30 徐州方达电机有限公司 A kind of highly-efficient processing process units for component of machine
CN112247915A (en) * 2020-11-11 2021-01-22 江苏铁锚工具有限公司 Double-motor AC/DC brushless electric hammer

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE596038C (en) * 1931-01-12 1934-04-25 Ragnar Erfass Mechanical hammer
US2807732A (en) * 1957-01-04 1957-09-24 Kurtovich Joseph Electric drill with built-in chuck key
DE1628056C3 (en) * 1960-12-10 1979-03-22 Skil Corp., Chicago, Ill. (V.St.A.) Rotary hammer with percussion piston working as a free piston
DE1196608B (en) * 1962-10-04 1965-07-15 Duss Maschf Impact device, especially rotary hammer with a reversible rotary drive
DE1903434U (en) * 1964-03-07 1964-10-29 Duss Maschf HAND-HELD PORTABLE ELECTRICALLY DRIVEN MACHINE TOOL FOR STONE WORKING.
US3286776A (en) * 1964-06-23 1966-11-22 Kenneth Conklin Combination power hand tool
US3269466A (en) * 1964-07-17 1966-08-30 Rockwell Mfg Co Impact tool
FR1463994A (en) * 1965-11-15 1966-07-22 Pneumatically controlled percussion machine
DE1969990U (en) * 1967-07-31 1967-10-05 Hilti Ag CHANGEOVER DEVICE FOR ELECTRO-PNEUMATIC DRILLS.

Also Published As

Publication number Publication date
GB1364961A (en) 1974-08-29
CS154207B2 (en) 1974-03-29
FI58084C (en) 1980-12-10
DK151246B (en) 1987-11-16
DK151246C (en) 1988-04-11
NL7207974A (en) 1973-01-23
NO134711C (en) 1976-12-01
DE2136523A1 (en) 1973-02-01
NL175273B (en) 1984-05-16
DE2136523B2 (en) 1979-04-19
IT956110B (en) 1973-10-10
IE36566L (en) 1973-01-21
NO134711B (en) 1976-08-23
BE785328A (en) 1972-10-16
SE384337B (en) 1976-05-03
FI58084B (en) 1980-08-29
FR2146732A5 (en) 1973-03-02
JPS5427801B1 (en) 1979-09-12
CH539492A (en) 1973-07-31
DE2136523C3 (en) 1983-11-03
AU451336B2 (en) 1974-08-01
CA989211A (en) 1976-05-18
NL175273C (en) 1984-10-16
AT312483B (en) 1974-01-10
US3774699A (en) 1973-11-27
AU4428172A (en) 1974-01-10
IE36566B1 (en) 1976-12-08
HU166236B (en) 1975-02-28

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