DE2121172A1 - Schlagwerkzeug für pneumatischhydraulischen Betrieb - Google Patents
Schlagwerkzeug für pneumatischhydraulischen BetriebInfo
- Publication number
- DE2121172A1 DE2121172A1 DE19712121172 DE2121172A DE2121172A1 DE 2121172 A1 DE2121172 A1 DE 2121172A1 DE 19712121172 DE19712121172 DE 19712121172 DE 2121172 A DE2121172 A DE 2121172A DE 2121172 A1 DE2121172 A1 DE 2121172A1
- Authority
- DE
- Germany
- Prior art keywords
- piston
- oil
- valve
- cylinder
- main valve
- 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.)
- Pending
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
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Percussive Tools And Related Accessories (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3849170A JPS4929801B1 (es) | 1970-05-01 | 1970-05-01 | |
JP3849070A JPS501322B1 (es) | 1970-05-01 | 1970-05-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2121172A1 true DE2121172A1 (de) | 1971-12-09 |
Family
ID=26377752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19712121172 Pending DE2121172A1 (de) | 1970-05-01 | 1971-04-29 | Schlagwerkzeug für pneumatischhydraulischen Betrieb |
Country Status (4)
Country | Link |
---|---|
US (1) | US3735823A (es) |
DE (1) | DE2121172A1 (es) |
ES (1) | ES195738Y (es) |
FR (1) | FR2090995A5 (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2628397A1 (de) * | 1975-06-26 | 1976-12-30 | Linden Alimak Ab | Hydraulische schlagvorrichtung |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3827507A (en) * | 1972-09-18 | 1974-08-06 | Technology Inc Const | Hydraulically powered demolition device |
US3925985A (en) * | 1973-01-09 | 1975-12-16 | Rapidex Inc | Impact actuator |
US3872934A (en) * | 1973-10-30 | 1975-03-25 | Nippon Pneumatic Mfg | Impact tool |
US4150603A (en) * | 1977-09-06 | 1979-04-24 | Joy Manufacturing Company | Fluid operable hammer |
US4261249A (en) * | 1978-09-08 | 1981-04-14 | Joy Manufacturing Company | Hammer |
US4577547A (en) * | 1982-07-27 | 1986-03-25 | Jaworski Bill L | Impact tool |
US4747466A (en) * | 1983-09-06 | 1988-05-31 | Jaworski Bill L | Impact tool |
IT1219714B (it) * | 1988-06-14 | 1990-05-24 | Techmo Car Spa | Martello azionato idraulicamente particolarmente adatto all' impiego in ambiente polverosi,corrosivi e simili |
US6658972B1 (en) * | 1999-06-24 | 2003-12-09 | Heidelberger Druckmaschinen Ag | Full force web severer |
CN100519090C (zh) * | 2003-12-19 | 2009-07-29 | 克拉克设备公司 | 冲击工具 |
RU2443863C2 (ru) * | 2010-03-30 | 2012-02-27 | Институт гидродинамики им. М.А. Лаврентьева Сибирского отделения Российской академии наук (ИГиЛ СО РАН) | Устройство ударного действия |
WO2019079560A1 (en) | 2017-10-20 | 2019-04-25 | Milwaukee Electric Tool Corporation | PERCUSSION TOOL |
US11059155B2 (en) | 2018-01-26 | 2021-07-13 | Milwaukee Electric Tool Corporation | Percussion tool |
RU208326U1 (ru) * | 2021-06-25 | 2021-12-14 | Федеральное государственное бюджетное учреждение науки Институт горного дела им. Н.А. Чинакала Сибирского отделения Российской академии наук (ИГД СО РАН) | Устройство ударного действия |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2132962A (en) * | 1937-11-22 | 1938-10-11 | Mueller Otto | Pneumatic hammer |
US3490549A (en) * | 1968-08-13 | 1970-01-20 | Westinghouse Air Brake Co | Hydraulic percussive drill |
US3547207A (en) * | 1968-11-07 | 1970-12-15 | Vulcan Iron Works | Percussion hammer |
US3605916A (en) * | 1969-11-18 | 1971-09-20 | Bogdan Vyacheslavovich Voitsek | Hydraulic hammer |
-
1971
- 1971-04-19 US US00013522A patent/US3735823A/en not_active Expired - Lifetime
- 1971-04-27 ES ES1971195738U patent/ES195738Y/es not_active Expired
- 1971-04-29 DE DE19712121172 patent/DE2121172A1/de active Pending
- 1971-04-30 FR FR7115531A patent/FR2090995A5/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2628397A1 (de) * | 1975-06-26 | 1976-12-30 | Linden Alimak Ab | Hydraulische schlagvorrichtung |
Also Published As
Publication number | Publication date |
---|---|
FR2090995A5 (es) | 1972-01-14 |
US3735823A (en) | 1973-05-29 |
ES195738Y (es) | 1975-07-01 |
ES195738U (es) | 1975-02-01 |
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