DD144884A5 - Motorisch betriebener motorhammer - Google Patents

Motorisch betriebener motorhammer Download PDF

Info

Publication number
DD144884A5
DD144884A5 DD79214427A DD21442779A DD144884A5 DD 144884 A5 DD144884 A5 DD 144884A5 DD 79214427 A DD79214427 A DD 79214427A DD 21442779 A DD21442779 A DD 21442779A DD 144884 A5 DD144884 A5 DD 144884A5
Authority
DD
German Democratic Republic
Prior art keywords
piston
buffer
speed
percussion piston
pneumatic buffer
Prior art date
Application number
DD79214427A
Other languages
German (de)
English (en)
Inventor
Franz Chromy
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 DD144884A5 publication Critical patent/DD144884A5/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D11/00—Portable percussive tools with electromotor or other motor drive
    • B25D11/005—Arrangements for adjusting the stroke of the impulse member or for stopping the impact action when the tool is lifted from the working surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D11/00—Portable percussive tools with electromotor or other motor drive
    • B25D11/06—Means for driving the impulse member
    • B25D11/12—Means for driving the impulse member comprising a crank mechanism
    • B25D11/125—Means for driving the impulse member comprising a crank mechanism with a fluid cushion between the crank drive and the striking body

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Earth Drilling (AREA)
  • Saccharide Compounds (AREA)
DD79214427A 1978-07-21 1979-07-18 Motorisch betriebener motorhammer DD144884A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782832169 DE2832169A1 (de) 1978-07-21 1978-07-21 Motorisch betriebener bohrhammer

Publications (1)

Publication Number Publication Date
DD144884A5 true DD144884A5 (de) 1980-11-12

Family

ID=6045054

Family Applications (1)

Application Number Title Priority Date Filing Date
DD79214427A DD144884A5 (de) 1978-07-21 1979-07-18 Motorisch betriebener motorhammer

Country Status (24)

Country Link
US (1) US4222443A (sv)
JP (1) JPS5518395A (sv)
AT (1) AT366945B (sv)
AU (1) AU526775B2 (sv)
BE (1) BE877788A (sv)
CA (1) CA1114249A (sv)
CH (1) CH640305A5 (sv)
DD (1) DD144884A5 (sv)
DE (1) DE2832169A1 (sv)
DK (1) DK299479A (sv)
ES (1) ES482062A1 (sv)
FI (1) FI65723C (sv)
FR (1) FR2431598A1 (sv)
GB (1) GB2025830B (sv)
HU (1) HU180242B (sv)
IE (1) IE48453B1 (sv)
IT (1) IT1112741B (sv)
NL (1) NL7903948A (sv)
NO (1) NO147784C (sv)
PL (1) PL120121B1 (sv)
SE (1) SE7904790L (sv)
SU (1) SU867321A3 (sv)
YU (1) YU157379A (sv)
ZA (1) ZA792685B (sv)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH669141A5 (de) * 1986-04-04 1989-02-28 Sig Schweiz Industrieges Durch ein druckmedium betriebener hammer.
EP0303651B2 (de) * 1987-03-05 1999-12-01 Robert Bosch Gmbh Verfahren zum unterbrechen der antriebstätigkeit, insbesondere der schlag- und/oder drehantriebstätigkeit, einer handwerkzeugmaschine
SU1617139A1 (ru) * 1988-08-09 1990-12-30 Московское Научно-Производственное Объединение По Механизированному Строительному Инструменту И Отделочным Машинам Компрессионно-вакуумна машина ударного действи
SE501200C2 (sv) * 1989-10-28 1994-12-05 Berema Atlas Copco Ab Slagverktyg
ZA908924B (en) * 1990-01-15 1991-08-28 Sulzer Ag A percussion device
JP3563182B2 (ja) * 1995-11-13 2004-09-08 丸善工業株式会社 エンジン式ブレーカ
US5954140A (en) * 1997-06-18 1999-09-21 Milwaukee Electric Tool Corporation Rotary hammer with improved pneumatic drive system
JP2002526274A (ja) 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． マルチストローク固定装置
DE10111717C1 (de) * 2001-03-12 2002-10-24 Wacker Werke Kg Luftfederschlagwerk mit bewegungsfrequenzgesteuertem Leerlaufzustand
DE10117123A1 (de) * 2001-04-06 2002-10-17 Bosch Gmbh Robert Handwerkzeugmaschine
DE10145464C2 (de) * 2001-09-14 2003-08-28 Wacker Construction Equipment Bohr- und/oder Schlaghammer mit anpressdruckabhängiger Leerlaufsteuerung
JP4270887B2 (ja) * 2003-01-10 2009-06-03 株式会社マキタ 電動往復動式工具
US8002160B2 (en) * 2004-08-30 2011-08-23 Black & Decker Inc. Combustion fastener
US7886840B2 (en) * 2008-05-05 2011-02-15 Ingersoll-Rand Company Motor assembly for pneumatic tool
US8122907B2 (en) 2008-05-05 2012-02-28 Ingersoll-Rand Company Motor assembly for pneumatic tool
DE102008044044A1 (de) * 2008-11-25 2010-05-27 Robert Bosch Gmbh Handwerkzeugmaschinenvorrichtung
US9592600B2 (en) 2011-02-23 2017-03-14 Ingersoll-Rand Company Angle impact tools
US8925646B2 (en) 2011-02-23 2015-01-06 Ingersoll-Rand Company Right angle impact tool
EP2919689B1 (en) 2012-11-14 2018-06-13 British Columbia Cancer Agency Branch Cannulated hammer drill attachment
US9022888B2 (en) 2013-03-12 2015-05-05 Ingersoll-Rand Company Angle impact tool
CA2943806C (en) 2014-03-27 2022-05-31 Techtronic Power Tools Technology Limited Powered fastener driver and operating method thereof
JP6283252B2 (ja) * 2014-04-14 2018-02-21 株式会社ダイセル 穿孔器およびガス排出装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2522550A (en) * 1946-12-19 1950-09-19 Carl S Weyandt Gas hammer speed control
US2622399A (en) * 1948-08-05 1952-12-23 David I Babitch Windshield wiper motor
US2748561A (en) * 1951-08-23 1956-06-05 Carter Carburetor Corp Vacuum motor electric booster
US3464500A (en) * 1967-11-16 1969-09-02 Gardner Denver Co Percussion tool control means
US3921729A (en) * 1971-11-25 1975-11-25 Hilti Ag Electropneumatic hammer
US3834469A (en) * 1972-11-14 1974-09-10 Wacker Werke Kg Internal combustion operated hammer
US3835935A (en) * 1973-03-19 1974-09-17 Black & Decker Mfg Co Idling system for power hammer
US4095654A (en) * 1976-11-15 1978-06-20 Ross Frederick W Impact device with multiple connecting rods and gearing
US4099580A (en) * 1977-01-24 1978-07-11 Ross Frederick W Impact device with linear air spring

Also Published As

Publication number Publication date
ZA792685B (en) 1980-06-25
SU867321A3 (ru) 1981-09-23
FR2431598A1 (fr) 1980-02-15
IE791371L (en) 1979-12-21
CA1114249A (en) 1981-12-15
IE48453B1 (en) 1985-01-23
JPS5518395A (en) 1980-02-08
NL7903948A (nl) 1980-01-23
NO147784B (no) 1983-03-07
NO792396L (no) 1980-01-22
FR2431598B1 (sv) 1983-04-22
NO147784C (no) 1983-06-15
DK299479A (da) 1980-01-22
IT1112741B (it) 1986-01-20
BE877788A (fr) 1979-11-16
CH640305A5 (de) 1983-12-30
SE7904790L (sv) 1980-01-23
FI791478A (fi) 1980-01-22
AU4830679A (en) 1980-01-24
AU526775B2 (en) 1983-01-27
GB2025830A (en) 1980-01-30
HU180242B (en) 1983-02-28
PL120121B1 (en) 1982-02-27
IT7922474A0 (it) 1979-05-08
DE2832169A1 (de) 1980-01-31
PL217276A1 (sv) 1980-04-08
ATA428379A (de) 1981-10-15
ES482062A1 (es) 1980-05-16
GB2025830B (en) 1982-09-08
US4222443A (en) 1980-09-16
FI65723C (fi) 1984-07-10
YU157379A (en) 1983-01-21
AT366945B (de) 1982-05-25
FI65723B (fi) 1984-03-30

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