ZA724192B - Electric hammer drill - Google Patents

Electric hammer drill

Info

Publication number: ZA724192B
Authority: ZA; South Africa
Prior art keywords: hammer drill; electric hammer; electric; drill; hammer
Prior art date: 1971-07-21

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.)

1971-07-21

Filing date

1972-06-19

Publication date

1973-03-28

1972-06-19 Application filed by Hilti Ag filed Critical Hilti Ag

1973-03-28 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 (35)

* 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
JP2002526274A (en)	1998-09-18	2002-08-20	スタンレーファスニングシステムズエル．ピー．	Multi-stroke fixing device
NL1014558C2 (en) *	2000-03-03	2001-09-13	Skil Europ Bv	Drilling machine with locking mechanism.
DE10111746A1 (en) *	2001-03-12	2002-09-19	Hilti Ag	Shift transmission means for the combined shifting of a transmission
DE10111748A1 (en) *	2001-03-12	2002-09-19	Hilti Ag	Switchgear for a combined hand tool
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
EP2919689B1 (en)	2012-11-14	2018-06-13	British Columbia Cancer Agency Branch	Cannulated hammer drill attachment
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

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.

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

Publication	Publication Date	Title
ZA724192B (en)	1973-03-28	Electric hammer drill
AU453892B2 (en)	1974-10-17	Percussion hand drill
ZA722781B (en)	1973-04-25	Borer
ZA712380B (en)	1972-01-26	Hammer drill
YU226474A (en)	1982-02-25	Drill
ZA722924B (en)	1973-02-28	Rock drill
ZA727888B (en)	1973-07-25	Hammer crusher
CS181722B2 (en)	1978-03-31	Twist drill
ZA725246B (en)	1973-04-25	Drill bit
ZA721312B (en)	1972-11-29	Rock drill
ZA727264B (en)	1973-06-27	Powder-operated fastener-driving tool
AU4915772A (en)	1974-05-23	Well tools
ZA721308B (en)	1972-11-29	Rotary-impact tools
ZA722588B (en)	1973-01-31	Hydraulic percussive implement
AU6345773A (en)	1975-06-12	Percussion drill
ZA741722B (en)	1975-02-26	Drill
AU5015672A (en)	1974-06-20	Power hammer
ZA725356B (en)	1973-06-27	Tamping tool
GB1409249A (en)	1975-10-08	Boring tools
GB1367387A (en)	1974-09-18	Percussive tools
GB1364295A (en)	1974-08-21	Hammer
ZA726669B (en)	1973-06-27	Electrical tool
AU457353B2 (en)	1975-01-23	Drill
CA883673A (en)	1971-10-19	Percussion drill
CA860167A (en)	1971-01-05	Percussion tool