FR1146137A - Percussion tool - Google Patents

Percussion tool

Info

Publication number
FR1146137A
FR1146137A FR1146137DA FR1146137A FR 1146137 A FR1146137 A FR 1146137A FR 1146137D A FR1146137D A FR 1146137DA FR 1146137 A FR1146137 A FR 1146137A
Authority
FR
France
Prior art keywords
percussion tool
percussion
tool
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.)
STAHLWERK MARK WENGERN AG
Original Assignee
STAHLWERK MARK WENGERN AG
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 STAHLWERK MARK WENGERN AG filed Critical STAHLWERK MARK WENGERN AG
Application granted granted Critical
Publication of FR1146137A publication Critical patent/FR1146137A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D11/00—Portable percussive tools with electromotor or other motor drive
    • B25D11/06—Means for driving the impulse member
    • B25D11/12—Means for driving the impulse member comprising a crank mechanism

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR1146137D 1955-05-31 1956-02-09 Percussion tool Expired FR1146137A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1146137X 1955-05-31

Publications (1)

Publication Number Publication Date
FR1146137A true FR1146137A (en) 1957-11-06

Family

ID=7726995

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1146137D Expired FR1146137A (en) 1955-05-31 1956-02-09 Percussion tool

Country Status (1)

Country Link
FR (1) FR1146137A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2458362A1 (en) * 1979-06-05 1981-01-02 Sauer Transmissions Alternating hammer for ramming or drilling - has percussion stroke under effect of spring compressed during return stroke, giving constant percussion force
FR2468726A1 (en) * 1979-10-31 1981-05-08 Sp K Bjur Mining or demolition striker mechanism - has hydraulic cylinders round circular casing providing striker piston return thrust

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2458362A1 (en) * 1979-06-05 1981-01-02 Sauer Transmissions Alternating hammer for ramming or drilling - has percussion stroke under effect of spring compressed during return stroke, giving constant percussion force
FR2468726A1 (en) * 1979-10-31 1981-05-08 Sp K Bjur Mining or demolition striker mechanism - has hydraulic cylinders round circular casing providing striker piston return thrust

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