FR594980A - Reciprocating hammer refinements - Google Patents

Reciprocating hammer refinements

Info

Publication number
FR594980A
FR594980A FR594980DA FR594980A FR 594980 A FR594980 A FR 594980A FR 594980D A FR594980D A FR 594980DA FR 594980 A FR594980 A FR 594980A
Authority
FR
France
Prior art keywords
refinements
reciprocating hammer
hammer
reciprocating
hammer refinements
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)
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Application granted granted Critical
Publication of FR594980A publication Critical patent/FR594980A/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
    • B25D9/18—Valve arrangements therefor involving a piston-type slide valve

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Compressor (AREA)
  • Portable Nailing Machines And Staplers (AREA)
FR594980D 1924-10-29 1925-03-12 Reciprocating hammer refinements Expired FR594980A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US242219XA 1924-10-29 1924-10-29

Publications (1)

Publication Number Publication Date
FR594980A true FR594980A (en) 1925-09-24

Family

ID=21819470

Family Applications (1)

Application Number Title Priority Date Filing Date
FR594980D Expired FR594980A (en) 1924-10-29 1925-03-12 Reciprocating hammer refinements

Country Status (2)

Country Link
FR (1) FR594980A (en)
GB (1) GB242219A (en)

Also Published As

Publication number Publication date
GB242219A (en) 1926-04-08

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