FR949328A - Perforatrice - Google Patents

Perforatrice

Info

Publication number
FR949328A
FR949328A FR949328DA FR949328A FR 949328 A FR949328 A FR 949328A FR 949328D A FR949328D A FR 949328DA FR 949328 A FR949328 A FR 949328A
Authority
FR
France
Prior art keywords
punch
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.)
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 FR949328A publication Critical patent/FR949328A/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
    • B25D9/24—Valve arrangements therefor involving a rocking-plate type valve

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR949328D 1946-12-14 1947-07-11 Perforatrice Expired FR949328A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US949328XA 1946-12-14 1946-12-14

Publications (1)

Publication Number Publication Date
FR949328A true FR949328A (fr) 1949-08-26

Family

ID=22248002

Family Applications (1)

Application Number Title Priority Date Filing Date
FR949328D Expired FR949328A (fr) 1946-12-14 1947-07-11 Perforatrice

Country Status (1)

Country Link
FR (1) FR949328A (fr)

Similar Documents

Publication Publication Date Title
FI22251A (fi) Fågelskrämma
FR949328A (fr) Perforatrice
FI21718A (fi) Limningspress
FI22245A (fi) Vedklyvningsmaskin
FI21742A (fi) Dörrgångjärn
FR920309A (fr) Enclume
ES13495Y (es) Alpargata
FR1002170A (fr) Chaussure-sandale
AT177570B (de) Episkop
ES13448Y (es) Alpargata-bota
FI21486A (fi) Skidbindning
FI21621A (fi) Insticksdörrlås
FI21594A (fi) Trädskalningsaggregat
FI21579A (fi) Befordringsanordning
FI21575A (fi) Elektriskt säkringselement
FI21569A (fi) Bandfiltreringsanordning
FI21560A (fi) Suksiside
FI21559A (fi) Suksiside
FI21557A (fi) Kardmaskin
FI21553A (fi) Regellås
FI21548A (fi) Trycksmörjspruta
FI21739A (fi) Cykelställ
FI21507A (fi) Högfrekvensjärnkärnsspole
FI21505A (fi) Amplitudbegränsare
FI21616A (fi) Skumsläckningshandspruta