FR1328281A - Improvements to reciprocating motors, in particular for driving percussion tools - Google Patents

Improvements to reciprocating motors, in particular for driving percussion tools

Info

Publication number
FR1328281A
FR1328281A FR903532A FR903532A FR1328281A FR 1328281 A FR1328281 A FR 1328281A FR 903532 A FR903532 A FR 903532A FR 903532 A FR903532 A FR 903532A FR 1328281 A FR1328281 A FR 1328281A
Authority
FR
France
Prior art keywords
reciprocating motors
percussion tools
driving percussion
driving
tools
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
Application number
FR903532A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Atlas Copco AB
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 FR903532A priority Critical patent/FR1328281A/en
Application granted granted Critical
Publication of FR1328281A publication Critical patent/FR1328281A/en
Expired legal-status Critical Current

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
    • B25D9/22—Valve arrangements therefor involving a rotary-type slide valve
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR903532A 1962-07-10 1962-07-10 Improvements to reciprocating motors, in particular for driving percussion tools Expired FR1328281A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR903532A FR1328281A (en) 1962-07-10 1962-07-10 Improvements to reciprocating motors, in particular for driving percussion tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR903532A FR1328281A (en) 1962-07-10 1962-07-10 Improvements to reciprocating motors, in particular for driving percussion tools

Publications (1)

Publication Number Publication Date
FR1328281A true FR1328281A (en) 1963-05-24

Family

ID=8782879

Family Applications (1)

Application Number Title Priority Date Filing Date
FR903532A Expired FR1328281A (en) 1962-07-10 1962-07-10 Improvements to reciprocating motors, in particular for driving percussion tools

Country Status (1)

Country Link
FR (1) FR1328281A (en)

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