ZA776921B - Hydraulically-operated percussive device - Google Patents
Hydraulically-operated percussive deviceInfo
- Publication number
- ZA776921B ZA776921B ZA00776921A ZA776921A ZA776921B ZA 776921 B ZA776921 B ZA 776921B ZA 00776921 A ZA00776921 A ZA 00776921A ZA 776921 A ZA776921 A ZA 776921A ZA 776921 B ZA776921 B ZA 776921B
- Authority
- ZA
- South Africa
- Prior art keywords
- hydraulically
- percussive device
- operated percussive
- operated
- percussive
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D9/06—Means for driving the impulse member
- B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D9/14—Control devices for the reciprocating piston
- B25D9/26—Control devices for adjusting the stroke of the piston or the force or frequency of impact thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S173/00—Tool driving or impacting
- Y10S173/04—Liquid operated
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Percussive Tools And Related Accessories (AREA)
- Actuator (AREA)
- Fluid-Damping Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB51570/76A GB1556754A (en) | 1976-12-10 | 1976-12-10 | Hydraulically-actuated percussive device with overstroke damping |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA776921B true ZA776921B (en) | 1978-09-27 |
Family
ID=10460530
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00776921A ZA776921B (en) | 1976-12-10 | 1977-11-21 | Hydraulically-operated percussive device |
Country Status (17)
Country | Link |
---|---|
US (1) | US4149602A (ja) |
JP (1) | JPS5372702A (ja) |
AT (1) | AT361416B (ja) |
AU (1) | AU505754B2 (ja) |
BE (1) | BE861259A (ja) |
CA (1) | CA1059405A (ja) |
CH (1) | CH617117A5 (ja) |
DE (1) | DE2754489A1 (ja) |
DK (1) | DK527177A (ja) |
ES (1) | ES464623A1 (ja) |
FI (1) | FI773638A (ja) |
FR (1) | FR2373364A1 (ja) |
GB (1) | GB1556754A (ja) |
IT (1) | IT1091653B (ja) |
NL (1) | NL7712765A (ja) |
SE (1) | SE7714024L (ja) |
ZA (1) | ZA776921B (ja) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI60151C (fi) * | 1979-06-26 | 1981-12-10 | Tampella Oy Ab | Hydraulisk slaganordning |
US4474248A (en) * | 1981-04-23 | 1984-10-02 | Giovanni Donadio | Hydraulic demolishing rock drill |
SE8205029L (sv) * | 1981-11-05 | 1983-05-06 | Ingersoll Rand Co | Hydrauldriven fram- och atergaende maskin |
FI66460C (fi) * | 1982-10-08 | 1984-10-10 | Tampella Oy Ab | Tryckmediedriven slagapparat |
JPS59105383U (ja) * | 1982-12-29 | 1984-07-16 | 油谷重工株式会社 | 油圧ブレ−カのバルブ |
DE3505732A1 (de) * | 1985-02-15 | 1986-08-28 | Mannesmann AG, 4000 Düsseldorf | Hydraulisch betriebene schlagvorrichtung |
AU602304B2 (en) * | 1985-02-25 | 1990-10-11 | Quarry Engineering Developments Pty. Ltd. | Concrete and rock breaking apparatus |
AU693543B2 (en) * | 1989-05-01 | 1998-07-02 | Indeco S.P.A. | Method to make independent from piston wear the fluid tight seal of the inlet and outlet ports of fluid in a hydraulic appliance |
JPH01161944U (ja) * | 1988-04-28 | 1989-11-10 | ||
US5064005A (en) * | 1990-04-30 | 1991-11-12 | Caterpillar Inc. | Impact hammer and control arrangement therefor |
CA2048374A1 (en) * | 1990-08-06 | 1992-02-07 | Bernard L. Gien | Hydraulic hammer |
SE503683C2 (sv) * | 1994-11-17 | 1996-07-29 | Berema Atlas Copco Ab | Hydraulisk brythammare |
US6782956B1 (en) | 2003-03-07 | 2004-08-31 | Ingersoll-Rand Company | Drive system having an inertial valve |
US6863134B2 (en) * | 2003-03-07 | 2005-03-08 | Ingersoll-Rand Company | Rotary tool |
FI121139B (fi) * | 2004-02-02 | 2010-07-30 | Sandvik Mining & Constr Oy | Hydraulivasara ja työkaluholkki |
FI123802B (fi) * | 2004-09-03 | 2013-10-31 | Sandvik Mining & Constr Oy | Rikotuslaite ja menetelmä rikotuslaitteen työkalun voitelemiseksi |
DE602005022278D1 (de) * | 2005-04-27 | 2010-08-26 | Caterpillar Inc | Schmierungsvorrichtung für hydraulisches oder pneumatisches Werkzeug |
EP2605888A1 (en) | 2010-08-19 | 2013-06-26 | Caterpillar INC. | Lubrication system for a breaking tool |
US9010493B2 (en) | 2012-03-13 | 2015-04-21 | Caterpillar Inc. | Lubrication arrangement |
US9217341B2 (en) | 2013-08-15 | 2015-12-22 | Caterpillar Inc. | Lubrication system for tool |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1431835A (fr) * | 1965-01-28 | 1966-03-18 | Montabert Ets | Appareil à percussions |
US3490549A (en) * | 1968-08-13 | 1970-01-20 | Westinghouse Air Brake Co | Hydraulic percussive drill |
DE2024501C3 (de) * | 1970-05-20 | 1975-07-03 | Fried. Krupp Gmbh, 4300 Essen | Schlaggerät mit hydraulisch hin- und herbewegtem Arbeitskolben |
US3887019A (en) * | 1971-05-11 | 1975-06-03 | Af Hydraulics | Hydraulic percussive implement |
US3955478A (en) * | 1973-10-29 | 1976-05-11 | Dresser Industries, Inc. | Hydraulically powered percussion drill |
GB1440956A (en) * | 1973-12-01 | 1976-06-30 | Af Hydraulics | Hydraulically-operated devices |
RO74260A (ro) * | 1974-04-25 | 1980-10-30 | Oy Tampella Ab,Fi | Perforator percutant actionat cu lichid sub presiune |
FI50941C (fi) * | 1974-04-25 | 1976-09-10 | Tampella Oy Ab | Paineenalaisen nesteen avulla käytettävä iskulaite. |
GB1450972A (en) * | 1974-06-11 | 1976-09-29 | Klemm G | Percussive tool |
FI56430C (fi) * | 1975-10-20 | 1982-08-09 | Tampella Oy Ab | Slaganordning driven av en tryckvaetska |
-
1976
- 1976-12-10 GB GB51570/76A patent/GB1556754A/en not_active Expired
-
1977
- 1977-11-17 AU AU30722/77A patent/AU505754B2/en not_active Expired
- 1977-11-18 NL NL7712765A patent/NL7712765A/xx not_active Application Discontinuation
- 1977-11-21 ZA ZA00776921A patent/ZA776921B/xx unknown
- 1977-11-22 US US05/854,028 patent/US4149602A/en not_active Expired - Lifetime
- 1977-11-25 CA CA291,769A patent/CA1059405A/en not_active Expired
- 1977-11-25 FR FR7735533A patent/FR2373364A1/fr active Granted
- 1977-11-28 DK DK527177A patent/DK527177A/da not_active Application Discontinuation
- 1977-11-28 BE BE182970A patent/BE861259A/xx unknown
- 1977-11-29 AT AT854577A patent/AT361416B/de not_active IP Right Cessation
- 1977-11-30 FI FI773638A patent/FI773638A/fi not_active Application Discontinuation
- 1977-11-30 ES ES464623A patent/ES464623A1/es not_active Expired
- 1977-12-05 JP JP14522077A patent/JPS5372702A/ja active Granted
- 1977-12-07 IT IT69745/77A patent/IT1091653B/it active
- 1977-12-07 DE DE19772754489 patent/DE2754489A1/de not_active Ceased
- 1977-12-07 CH CH1497977A patent/CH617117A5/fr not_active IP Right Cessation
- 1977-12-09 SE SE7714024A patent/SE7714024L/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FI773638A (fi) | 1978-06-11 |
GB1556754A (en) | 1979-11-28 |
CA1059405A (en) | 1979-07-31 |
DE2754489A1 (de) | 1978-06-15 |
US4149602A (en) | 1979-04-17 |
ES464623A1 (es) | 1978-09-01 |
FR2373364B1 (ja) | 1982-10-29 |
AT361416B (de) | 1981-03-10 |
IT1091653B (it) | 1985-07-06 |
AU3072277A (en) | 1979-05-24 |
FR2373364A1 (fr) | 1978-07-07 |
DK527177A (da) | 1978-06-11 |
ATA854577A (de) | 1980-07-15 |
SE7714024L (sv) | 1978-06-11 |
BE861259A (fr) | 1978-03-16 |
JPS5752199B2 (ja) | 1982-11-06 |
NL7712765A (nl) | 1978-06-13 |
JPS5372702A (en) | 1978-06-28 |
CH617117A5 (ja) | 1980-05-14 |
AU505754B2 (en) | 1979-11-29 |
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