SE8600897L - HYDRAULIC SHOCK - Google Patents
HYDRAULIC SHOCKInfo
- Publication number
- SE8600897L SE8600897L SE8600897A SE8600897A SE8600897L SE 8600897 L SE8600897 L SE 8600897L SE 8600897 A SE8600897 A SE 8600897A SE 8600897 A SE8600897 A SE 8600897A SE 8600897 L SE8600897 L SE 8600897L
- Authority
- SE
- Sweden
- Prior art keywords
- hydraulic shock
- chamber
- closes
- behind
- outlet
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
- B25D17/24—Damping the reaction force
- B25D17/245—Damping the reaction force using a fluid
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
- Fluid-Damping Devices (AREA)
- Earth Drilling (AREA)
Abstract
A control valve and throttle assembly (50-52) is provided for pressure fluid feed to the tool pressure chamber (43). An outlet (55,53) from the chamber is controlled by the support piston (41) which closes it when behind a predetermined position.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8600897A SE458672B (en) | 1986-02-28 | 1986-02-28 | Hydraulic impact tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8600897A SE458672B (en) | 1986-02-28 | 1986-02-28 | Hydraulic impact tool |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8600897D0 SE8600897D0 (en) | 1986-02-28 |
SE8600897L true SE8600897L (en) | 1987-08-29 |
SE458672B SE458672B (en) | 1989-04-24 |
Family
ID=20363620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8600897A SE458672B (en) | 1986-02-28 | 1986-02-28 | Hydraulic impact tool |
Country Status (1)
Country | Link |
---|---|
SE (1) | SE458672B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI84701C (en) * | 1990-02-23 | 1992-01-10 | Tampella Oy Ab | ANORDNING FOER AXIALLAGRET I EN BORRMASKIN. |
SE537838C2 (en) | 2014-02-14 | 2015-11-03 | Atlas Copco Rock Drills Ab | Damping device for percussion, percussion and rock drill |
SE543394C2 (en) * | 2019-03-14 | 2020-12-29 | Epiroc Rock Drills Ab | Arrangement, drilling machine and method for controlling the speed of movement of a percussion device's percussion means |
-
1986
- 1986-02-28 SE SE8600897A patent/SE458672B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE8600897D0 (en) | 1986-02-28 |
SE458672B (en) | 1989-04-24 |
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Legal Events
Date | Code | Title | Description |
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NAL | Patent in force |
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