CH559088A5 - - Google Patents

Info

Publication number
CH559088A5
CH559088A5 CH1886171A CH1886171A CH559088A5 CH 559088 A5 CH559088 A5 CH 559088A5 CH 1886171 A CH1886171 A CH 1886171A CH 1886171 A CH1886171 A CH 1886171A CH 559088 A5 CH559088 A5 CH 559088A5
Authority
CH
Switzerland
Application number
CH1886171A
Original Assignee
Sig Schweiz Industrieges
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 Sig Schweiz Industrieges filed Critical Sig Schweiz Industrieges
Priority to CH1886171A priority Critical patent/CH559088A5/xx
Priority to DE19722206014 priority patent/DE2206014A1/de
Priority to FR7245121A priority patent/FR2165598A5/fr
Publication of CH559088A5 publication Critical patent/CH559088A5/xx

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
    • 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
    • B25D9/06—Means for driving the impulse member
    • B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
    • 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
    • B25D9/22—Valve arrangements therefor involving a rotary-type slide valve

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
CH1886171A 1971-12-23 1971-12-23 CH559088A5 (es)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH1886171A CH559088A5 (es) 1971-12-23 1971-12-23
DE19722206014 DE2206014A1 (de) 1971-12-23 1972-02-09 Hydraulisches schlaggeraet
FR7245121A FR2165598A5 (es) 1971-12-23 1972-12-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1886171A CH559088A5 (es) 1971-12-23 1971-12-23

Publications (1)

Publication Number Publication Date
CH559088A5 true CH559088A5 (es) 1975-02-28

Family

ID=4435741

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1886171A CH559088A5 (es) 1971-12-23 1971-12-23

Country Status (3)

Country Link
CH (1) CH559088A5 (es)
DE (1) DE2206014A1 (es)
FR (1) FR2165598A5 (es)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994023906A1 (en) * 1993-04-21 1994-10-27 Roger Robarts Briggs Rock percussion mechanism
US8720602B2 (en) 2007-12-21 2014-05-13 Atlas Copco Rock Drills Ab Pulse generating device and a rock drilling rig comprising such a device

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4419499A1 (de) * 1994-06-03 1995-12-07 Interoc Vertriebsgesellschaft Hydraulisches Schlaggerät mit stufenlos regelbarer Schlagzahl und Schlagenergie
DE19836389C1 (de) 1998-08-12 2000-04-13 Deilmamm Haniel Maschinen Und Bohrvorrichtung mit Doppelschlagsystem
FI116513B (fi) * 2003-02-21 2005-12-15 Sandvik Tamrock Oy Iskulaite

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994023906A1 (en) * 1993-04-21 1994-10-27 Roger Robarts Briggs Rock percussion mechanism
US8720602B2 (en) 2007-12-21 2014-05-13 Atlas Copco Rock Drills Ab Pulse generating device and a rock drilling rig comprising such a device

Also Published As

Publication number Publication date
FR2165598A5 (es) 1973-08-03
DE2206014A1 (de) 1973-08-02

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Legal Events

Date Code Title Description
PL Patent ceased