JPS52150303A - Changeeover spool valve for reciprocating piston of hydraulic impact machine - Google Patents
Changeeover spool valve for reciprocating piston of hydraulic impact machineInfo
- Publication number
- JPS52150303A JPS52150303A JP6795976A JP6795976A JPS52150303A JP S52150303 A JPS52150303 A JP S52150303A JP 6795976 A JP6795976 A JP 6795976A JP 6795976 A JP6795976 A JP 6795976A JP S52150303 A JPS52150303 A JP S52150303A
- Authority
- JP
- Japan
- Prior art keywords
- changeeover
- spool valve
- reciprocating piston
- hydraulic impact
- impact machine
- 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.)
- Granted
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6795976A JPS5816991B2 (en) | 1976-06-09 | 1976-06-09 | Switching spool valve for reciprocating piston of hydraulic impact machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6795976A JPS5816991B2 (en) | 1976-06-09 | 1976-06-09 | Switching spool valve for reciprocating piston of hydraulic impact machine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52150303A true JPS52150303A (en) | 1977-12-14 |
JPS5816991B2 JPS5816991B2 (en) | 1983-04-04 |
Family
ID=13360000
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6795976A Expired JPS5816991B2 (en) | 1976-06-09 | 1976-06-09 | Switching spool valve for reciprocating piston of hydraulic impact machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5816991B2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5615985A (en) * | 1979-06-29 | 1981-02-16 | Kone Oy | Hydraulic pressure impact machine |
WO2023273225A1 (en) * | 2021-06-29 | 2023-01-05 | 山河智能装备股份有限公司 | Signal oil output structure of impact cylinder of hydraulic rock drill |
-
1976
- 1976-06-09 JP JP6795976A patent/JPS5816991B2/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5615985A (en) * | 1979-06-29 | 1981-02-16 | Kone Oy | Hydraulic pressure impact machine |
JPH0225755B2 (en) * | 1979-06-29 | 1990-06-05 | Rameeru Oy | |
WO2023273225A1 (en) * | 2021-06-29 | 2023-01-05 | 山河智能装备股份有限公司 | Signal oil output structure of impact cylinder of hydraulic rock drill |
Also Published As
Publication number | Publication date |
---|---|
JPS5816991B2 (en) | 1983-04-04 |
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