FR475271A - Electro-air percussion device - Google Patents

Electro-air percussion device

Info

Publication number
FR475271A
FR475271A FR475271DA FR475271A FR 475271 A FR475271 A FR 475271A FR 475271D A FR475271D A FR 475271DA FR 475271 A FR475271 A FR 475271A
Authority
FR
France
Prior art keywords
electro
percussion device
air percussion
air
percussion
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
French (fr)
Inventor
Georges Robinson
Henri Robinson
Henri Kirschen
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.)
GEORGES ROBINSON
HENRI KIRSCHEN
Original Assignee
GEORGES ROBINSON
HENRI KIRSCHEN
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 GEORGES ROBINSON, HENRI KIRSCHEN filed Critical GEORGES ROBINSON
Application granted granted Critical
Publication of FR475271A publication Critical patent/FR475271A/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
    • B25D9/06—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)
FR475271D 1914-07-17 1914-07-17 Electro-air percussion device Expired FR475271A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR475271T 1914-07-17

Publications (1)

Publication Number Publication Date
FR475271A true FR475271A (en) 1915-05-03

Family

ID=1513180

Family Applications (1)

Application Number Title Priority Date Filing Date
FR475271D Expired FR475271A (en) 1914-07-17 1914-07-17 Electro-air percussion device

Country Status (1)

Country Link
FR (1) FR475271A (en)

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