ZA724192B - Electric hammer drill - Google Patents
Electric hammer drillInfo
- 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
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)
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)
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 |
AU751720B2 (en) | 1998-09-18 | 2002-08-22 | 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)
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. |
-
1971
- 1971-07-21 DE DE2136523A patent/DE2136523C3/en not_active Expired
-
1972
- 1972-05-26 CH CH783572A patent/CH539492A/en not_active IP Right Cessation
- 1972-05-31 IT IT25206/72A patent/IT956110B/en active
- 1972-06-12 NL NLAANVRAGE7207974,A patent/NL175273C/en not_active IP Right Cessation
- 1972-06-15 GB GB2795172A patent/GB1364961A/en not_active Expired
- 1972-06-16 AT AT519872A patent/AT312483B/en active
- 1972-06-19 ZA ZA724192A patent/ZA724192B/en unknown
- 1972-06-20 DK DK306372A patent/DK151246C/en not_active IP Right Cessation
- 1972-06-23 BE BE785328A patent/BE785328A/en not_active IP Right Cessation
- 1972-06-30 CS CS465972A patent/CS154207B2/cs unknown
- 1972-07-03 JP JP6658872A patent/JPS5427801B1/ja active Pending
- 1972-07-04 HU HUHI331A patent/HU166236B/hu unknown
- 1972-07-06 FR FR7224468A patent/FR2146732A5/fr not_active Expired
- 1972-07-06 AU AU44281/72A patent/AU451336B2/en not_active Expired
- 1972-07-10 FI FI1963/72A patent/FI58084C/en active
- 1972-07-12 NO NO2504/72A patent/NO134711C/no unknown
- 1972-07-13 IE IE992/72A patent/IE36566B1/en unknown
- 1972-07-19 SE SE7209498A patent/SE384337B/en unknown
- 1972-07-20 CA CA147,552A patent/CA989211A/en not_active Expired
- 1972-07-21 US US00274050A patent/US3774699A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS5427801B1 (en) | 1979-09-12 |
IT956110B (en) | 1973-10-10 |
DK151246B (en) | 1987-11-16 |
FI58084B (en) | 1980-08-29 |
CH539492A (en) | 1973-07-31 |
DK151246C (en) | 1988-04-11 |
CS154207B2 (en) | 1974-03-29 |
NL175273C (en) | 1984-10-16 |
DE2136523B2 (en) | 1979-04-19 |
FR2146732A5 (en) | 1973-03-02 |
GB1364961A (en) | 1974-08-29 |
FI58084C (en) | 1980-12-10 |
CA989211A (en) | 1976-05-18 |
IE36566B1 (en) | 1976-12-08 |
NO134711B (en) | 1976-08-23 |
US3774699A (en) | 1973-11-27 |
DE2136523C3 (en) | 1983-11-03 |
NL175273B (en) | 1984-05-16 |
HU166236B (en) | 1975-02-28 |
DE2136523A1 (en) | 1973-02-01 |
NL7207974A (en) | 1973-01-23 |
NO134711C (en) | 1976-12-01 |
IE36566L (en) | 1973-01-21 |
SE384337B (en) | 1976-05-03 |
AU4428172A (en) | 1974-01-10 |
AT312483B (en) | 1974-01-10 |
AU451336B2 (en) | 1974-08-01 |
BE785328A (en) | 1972-10-16 |
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