GB316482A - Improvement in valve for rock drills - Google Patents
Improvement in valve for rock drillsInfo
- Publication number
- GB316482A GB316482A GB3111728A GB3111728A GB316482A GB 316482 A GB316482 A GB 316482A GB 3111728 A GB3111728 A GB 3111728A GB 3111728 A GB3111728 A GB 3111728A GB 316482 A GB316482 A GB 316482A
- Authority
- GB
- United Kingdom
- Prior art keywords
- improvement
- valve
- rock drills
- drills
- rock
- 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
-
- 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
- B25D9/18—Valve arrangements therefor involving a piston-type slide valve
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3111728A GB316482A (en) | 1928-10-26 | 1928-10-26 | Improvement in valve for rock drills |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3111728A GB316482A (en) | 1928-10-26 | 1928-10-26 | Improvement in valve for rock drills |
Publications (1)
Publication Number | Publication Date |
---|---|
GB316482A true GB316482A (en) | 1929-08-01 |
Family
ID=10318225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3111728A Expired GB316482A (en) | 1928-10-26 | 1928-10-26 | Improvement in valve for rock drills |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB316482A (en) |
-
1928
- 1928-10-26 GB GB3111728A patent/GB316482A/en not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB316482A (en) | Improvement in valve for rock drills | |
GB308110A (en) | Improvement in valve for rock drills | |
GB309750A (en) | Improvement in valve for rock drills | |
GB316060A (en) | Improvements in valve for rock drills | |
GB323429A (en) | Improvement in valve for rock drills | |
GB295704A (en) | Improvement in valve for rock drills | |
GB280850A (en) | Improvement in valve for rock drill | |
GB283438A (en) | Improvements in distributing valves for rock drills | |
GB286189A (en) | Improvements in distributing valves for rock drills | |
GB287779A (en) | Improvements in distributing valves for rock drills | |
GB288534A (en) | Improvements in distributing valves for rock drills | |
GB287782A (en) | Improvement in distributing valves for rock drills | |
GB288241A (en) | Improvement in distributing valves for rock drills | |
GB316476A (en) | Improvement in percussive tools | |
CA284571A (en) | Valve for rock drills | |
CA284572A (en) | Valve for rock drills | |
AU2451230B (en) | Valve for rock drills | |
GB256884A (en) | Improvement in rock drill valves | |
AU1693028A (en) | Valves for rock drills | |
GB283847A (en) | Improvements in distributing valves for percussive tools | |
GB250838A (en) | Improvement in rock drill spool valves | |
CA277649A (en) | Rock drill | |
CA279374A (en) | Rock drill | |
CA280007A (en) | Rock drill | |
AU1721328A (en) | Rock drills |