FR902930A - Distributeur d'air comprimé pour marteaux pneumatiques - Google Patents

Distributeur d'air comprimé pour marteaux pneumatiques

Info

Publication number
FR902930A
FR902930A FR902930DA FR902930A FR 902930 A FR902930 A FR 902930A FR 902930D A FR902930D A FR 902930DA FR 902930 A FR902930 A FR 902930A
Authority
FR
France
Prior art keywords
compressed air
air distributor
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)
Inventor
Paul-Henri Beau
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 filed Critical
Application granted granted Critical
Publication of FR902930A publication Critical patent/FR902930A/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
    • B25D9/14—Control devices for the reciprocating piston
    • B25D9/16—Valve arrangements therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR902930D 1943-10-21 1943-10-21 Distributeur d'air comprimé pour marteaux pneumatiques Expired FR902930A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR902930T 1943-10-21

Publications (1)

Publication Number Publication Date
FR902930A true FR902930A (fr) 1945-09-17

Family

ID=9404394

Family Applications (1)

Application Number Title Priority Date Filing Date
FR902930D Expired FR902930A (fr) 1943-10-21 1943-10-21 Distributeur d'air comprimé pour marteaux pneumatiques

Country Status (1)

Country Link
FR (1) FR902930A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE942260C (de) * 1952-04-26 1956-04-26 Demag Ag Steuerung fuer durch Druckluft betriebene Bohrhaemmer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE942260C (de) * 1952-04-26 1956-04-26 Demag Ag Steuerung fuer durch Druckluft betriebene Bohrhaemmer

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