GB945288A - Improvements in hydraulically actuated reciprocable tools - Google Patents
Improvements in hydraulically actuated reciprocable toolsInfo
- Publication number
- GB945288A GB945288A GB25021/62A GB2502162A GB945288A GB 945288 A GB945288 A GB 945288A GB 25021/62 A GB25021/62 A GB 25021/62A GB 2502162 A GB2502162 A GB 2502162A GB 945288 A GB945288 A GB 945288A
- Authority
- GB
- United Kingdom
- Prior art keywords
- piston
- valves
- fluid
- passage
- pressurized fluid
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B23/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01B23/06—Adaptations for driving, or combinations with, hand-held tools or the like
-
- 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
- B25D9/16—Valve arrangements therefor
- B25D9/22—Valve arrangements therefor involving a rotary-type slide valve
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US123145A US3213615A (en) | 1961-07-11 | 1961-07-11 | Hydraulically actuated reciprocable tools |
Publications (1)
Publication Number | Publication Date |
---|---|
GB945288A true GB945288A (en) | 1963-12-23 |
Family
ID=22406961
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB25021/62A Expired GB945288A (en) | 1961-07-11 | 1962-06-29 | Improvements in hydraulically actuated reciprocable tools |
Country Status (3)
Country | Link |
---|---|
US (1) | US3213615A (de) |
CH (3) | CH420014A (de) |
GB (1) | GB945288A (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1125755A (en) * | 1965-04-23 | 1968-08-28 | Vickers Ltd | Improvements in or relating to hydraulically operated tools |
US3371726A (en) * | 1965-05-24 | 1968-03-05 | Gen Dynamics Corp | Acoustic apparatus |
US3470970A (en) * | 1967-11-24 | 1969-10-07 | Canada Iron Foundry Ltd | Hydraulic rock drill |
US3695366A (en) * | 1970-11-09 | 1972-10-03 | Worthington Corp | Hydraulic hammer with back pressure isolation |
US3780621A (en) * | 1971-06-07 | 1973-12-25 | Atlas Copco Ab | Hydraulic fluid actuated percussion tool |
DE2335731C2 (de) * | 1972-07-14 | 1983-11-17 | Kabushiki Kaisha Komatsu Seisakusho, Tokyo | Hydraulischer Schlagbohrhammer mit Umsetzeinrichtung |
US4181183A (en) * | 1978-01-05 | 1980-01-01 | Nippon Pneumatic Manufacturing Co., Ltd. | Impact tool |
US4497467A (en) * | 1982-09-15 | 1985-02-05 | Dewald Carl O | Plug valve with hydraulically actuated seals |
US4598895A (en) * | 1984-08-31 | 1986-07-08 | Precision Technologies | Plug valve with hydraulically actuated seals |
US5205326A (en) * | 1991-08-23 | 1993-04-27 | Hydraulic Power Systems, Inc. | Pressure response type pulsation damper noise attenuator and accumulator |
WO1994018488A1 (en) * | 1993-02-09 | 1994-08-18 | Hydraulic Power Systems, Inc. | Pulsation damper device |
US5540052A (en) * | 1994-08-16 | 1996-07-30 | Sieke; Ingrid D. | Pulse hydraulic systems and methods therefor |
FI121139B (fi) * | 2004-02-02 | 2010-07-30 | Sandvik Mining & Constr Oy | Hydraulivasara ja työkaluholkki |
SE535149C2 (sv) | 2010-08-31 | 2012-05-02 | Atlas Copco Rock Drills Ab | Hydrauliskt slagverk för användning i berg-eller betongavverkande utrustning |
CN109706988B (zh) * | 2018-12-28 | 2021-08-03 | 河北磐石泵业有限公司 | 一种多功能挖土钻石头机器人装置 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US551687A (en) * | 1895-12-17 | Stone-cutting engine | ||
US784338A (en) * | 1904-06-16 | 1905-03-07 | Herman Leineweber | Pneumatic tool. |
US1518124A (en) * | 1918-09-28 | 1924-12-02 | Sullivan Machinery Co | Apparatus for drilling holes |
US1390834A (en) * | 1919-10-15 | 1921-09-13 | Ingersoll Rand Co | Motor-rotation impact-tool |
US1408684A (en) * | 1920-02-27 | 1922-03-07 | Ingersoll Rand Co | Percussive tool |
US1629117A (en) * | 1925-01-27 | 1927-05-17 | Chicago Pneumatic Tool Co | Fluid pressure tool |
GB641176A (en) * | 1946-10-30 | 1950-08-09 | Louis Breguet | Improvements in gear pumps |
US2571377A (en) * | 1947-05-15 | 1951-10-16 | Prec Developments Co Ltd | Rotary displacement pump |
US2719510A (en) * | 1951-07-21 | 1955-10-04 | Tomkin Johnson Company | Cushion construction for air cylinders |
FR1045365A (fr) * | 1951-11-22 | 1953-11-25 | Applevage | Amortisseur pour pistons actionnés par des fluides |
US2699224A (en) * | 1951-12-20 | 1955-01-11 | Research Corp | Electrode rapping system |
FR1076885A (fr) * | 1953-05-13 | 1954-11-02 | Merlin Gerin | Accumulateur d'énergie mécanique |
FR1121325A (fr) * | 1955-03-24 | 1956-08-08 | Stamicarbon | Machine à piston |
US2881739A (en) * | 1955-11-23 | 1959-04-14 | Huppert & Co Ltd C | Hydraulic percussion tool |
US2943642A (en) * | 1958-07-07 | 1960-07-05 | Cleveland Pneumatic Ind Inc | Liquid spring accumulator |
-
1961
- 1961-07-11 US US123145A patent/US3213615A/en not_active Expired - Lifetime
-
1962
- 1962-06-29 GB GB25021/62A patent/GB945288A/en not_active Expired
- 1962-07-11 CH CH836562A patent/CH420014A/de unknown
- 1962-07-11 CH CH836662A patent/CH406096A/de unknown
- 1962-07-11 CH CH836462A patent/CH417501A/de unknown
Also Published As
Publication number | Publication date |
---|---|
CH417501A (de) | 1966-07-15 |
US3213615A (en) | 1965-10-26 |
CH420014A (de) | 1966-08-31 |
CH406096A (de) | 1966-01-15 |
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