FR877862A - Perfectionnements aux marteaux pneumatiques - Google Patents

Perfectionnements aux marteaux pneumatiques

Info

Publication number
FR877862A
FR877862A FR877862DA FR877862A FR 877862 A FR877862 A FR 877862A FR 877862D A FR877862D A FR 877862DA FR 877862 A FR877862 A FR 877862A
Authority
FR
France
Prior art keywords
pneumatic hammers
hammers
pneumatic
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
Other languages
English (en)
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.)
SOC D CONST ET D EXPL DE MATER
Original Assignee
SOC D CONST ET D EXPL DE MATER
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 SOC D CONST ET D EXPL DE MATER filed Critical SOC D CONST ET D EXPL DE MATER
Application granted granted Critical
Publication of FR877862A publication Critical patent/FR877862A/fr
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
    • B25D9/06—Means for driving the impulse member
    • B25D9/08—Means for driving the impulse member comprising a built-in air compressor, i.e. the tool being driven by air pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR877862D 1941-08-02 1941-08-02 Perfectionnements aux marteaux pneumatiques Expired FR877862A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR877862T 1941-08-02

Publications (1)

Publication Number Publication Date
FR877862A true FR877862A (fr) 1943-01-05

Family

ID=9361196

Family Applications (1)

Application Number Title Priority Date Filing Date
FR877862D Expired FR877862A (fr) 1941-08-02 1941-08-02 Perfectionnements aux marteaux pneumatiques

Country Status (1)

Country Link
FR (1) FR877862A (fr)

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