FR535245A - Perforatrice à pistons rotatifs - Google Patents

Perforatrice à pistons rotatifs

Info

Publication number
FR535245A
FR535245A FR535245DA FR535245A FR 535245 A FR535245 A FR 535245A FR 535245D A FR535245D A FR 535245DA FR 535245 A FR535245 A FR 535245A
Authority
FR
France
Prior art keywords
rotary piston
piston punch
punch
rotary
piston
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.)
KELLER PNEUMATIC TOOL Co
Original Assignee
KELLER PNEUMATIC TOOL 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 KELLER PNEUMATIC TOOL Co filed Critical KELLER PNEUMATIC TOOL Co
Application granted granted Critical
Publication of FR535245A publication Critical patent/FR535245A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/32—Hand-held perforating or punching apparatus, e.g. awls
    • B26F1/34—Hand-held perforating or punching apparatus, e.g. awls power actuated

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR535245D 1921-05-09 1921-05-09 Perforatrice à pistons rotatifs Expired FR535245A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR535245T 1921-05-09

Publications (1)

Publication Number Publication Date
FR535245A true FR535245A (fr) 1922-04-11

Family

ID=8926044

Family Applications (1)

Application Number Title Priority Date Filing Date
FR535245D Expired FR535245A (fr) 1921-05-09 1921-05-09 Perforatrice à pistons rotatifs

Country Status (1)

Country Link
FR (1) FR535245A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1010928B (de) * 1952-12-06 1957-06-27 Siemens Ag Elektrische Handbohrmaschine zur Herstellung von Bohrloechern in Mineralien oder sonstiges von Hand gefuehrtes Arbeitsgeraet
DE2505396A1 (de) * 1975-02-08 1976-08-19 Krampe & Co Bohrmaschine fuer die herstellung von bohrloechern, insbes. beim auffahren von durch einen hydraulischen ausbau gesicherten strecken oder streben im untertagebergbau

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1010928B (de) * 1952-12-06 1957-06-27 Siemens Ag Elektrische Handbohrmaschine zur Herstellung von Bohrloechern in Mineralien oder sonstiges von Hand gefuehrtes Arbeitsgeraet
DE2505396A1 (de) * 1975-02-08 1976-08-19 Krampe & Co Bohrmaschine fuer die herstellung von bohrloechern, insbes. beim auffahren von durch einen hydraulischen ausbau gesicherten strecken oder streben im untertagebergbau

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