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SE8600897L - HYDRAULIC SHOCK - Google Patents

HYDRAULIC SHOCK

Info

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
Application number
SE8600897A
Other languages
Swedish (sv)
Other versions
SE8600897D0 (en
SE458672B (en
Inventor
K H Andersson
Original Assignee
Atlas Copco Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Atlas Copco Ab filed Critical Atlas Copco Ab
Priority to SE8600897A priority Critical patent/SE458672B/en
Publication of SE8600897D0 publication Critical patent/SE8600897D0/en
Publication of SE8600897L publication Critical patent/SE8600897L/en
Publication of SE458672B publication Critical patent/SE458672B/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25DPERCUSSIVE TOOLS
    • B25D17/00Details of, or accessories for, portable power-driven percussive tools
    • B25D17/24Damping the reaction force
    • B25D17/245Damping 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.
SE8600897A 1986-02-28 1986-02-28 Hydraulic impact tool SE458672B (en)

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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
SE8600897D0 (en) 1986-02-28
SE458672B (en) 1989-04-24

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