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
SE458672B (en
SE8600897D0 (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

    • 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

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

Similar Documents

Publication Publication Date Title
AU1971383A (en) Fluid flow control valve assembly
ATE199789T1 (en) FLOW CONTROL VALVE
GB1467121A (en) Valve for the control of hydraulic fluid
ATE71437T1 (en) PRESSURE MEDIUM VALVE.
AU589599B2 (en) Single-acting, gas-operated pump
ZA885068B (en) Hydraulic distributor for percussion apparatus driven by an incompressible fluid under pressure
SE8600897D0 (en) HYDRAULIC SHOCK
IT8123909A0 (en) PRESSURE CONTROL VALVE FOR MOTOR VEHICLE HYDRAULIC BRAKE SYSTEMS.
FR2295275A1 (en) Hydraulic control system using piston separating chambers - has control unit for electromagnetic valves adjusting chamber pressures
ES454636A1 (en) Demand compensated hydraulic system with pressure amplifier
EP0077203A3 (en) Fluid flow control valve
NO883766L (en) PRESSURE ACTIVABLE FLOW CONTROL VALVE.
ES8402386A1 (en) Control apparatus
IT1233248B (en) PRESSURE REGULATING VALVE FOR FLUID SYSTEMS.
ATE49266T1 (en) PIVOT DRIVE.
DE59807517D1 (en) Electro-hydraulic clamping device
ES8406108A1 (en) Fluid pressure actuated servo motor device.
FR2355187A1 (en) Implement adjustable by hydraulic motor - has non return valves in feed and return lines between valve and motor
EP0132923A3 (en) Valve for automatically directing a flow of fluid
SE9303017L (en) Hydraulic system for operation of a working organ
GB2094444A (en) Valve actuator with hydraulic latching
SE7700886L (en) CONTROL VALVE FOR HYDRAULIC SYSTEMS
DE59800463D1 (en) Pressure control valve
IT8025298A0 (en) SOLENOID OPERATED FLUID PRESSURE CONTROL VALVE.
FR2338403A1 (en) Ram operated slide control system - has mechanically actuated slide valve shutting off fluid supply in intermediate position

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 8600897-6

Format of ref document f/p: F

NUG Patent has lapsed