FR849561A - Thermally controlled hammer - Google Patents

Thermally controlled hammer

Info

Publication number
FR849561A
FR849561A FR849561DA FR849561A FR 849561 A FR849561 A FR 849561A FR 849561D A FR849561D A FR 849561DA FR 849561 A FR849561 A FR 849561A
Authority
FR
France
Prior art keywords
thermally controlled
controlled hammer
hammer
thermally
controlled
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.)
Delmag Maschinenfabrik Reinhold Dornfeld GmbH and Co
Original Assignee
Delmag Maschinenfabrik Reinhold Dornfeld GmbH and 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 Delmag Maschinenfabrik Reinhold Dornfeld GmbH and Co filed Critical Delmag Maschinenfabrik Reinhold Dornfeld GmbH and Co
Application granted granted Critical
Publication of FR849561A publication Critical patent/FR849561A/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
    • B25D9/10—Means for driving the impulse member comprising a built-in internal-combustion engine

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
FR849561D 1938-03-09 1939-01-27 Thermally controlled hammer Expired FR849561A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE849561X 1938-03-09

Publications (1)

Publication Number Publication Date
FR849561A true FR849561A (en) 1939-11-27

Family

ID=6775881

Family Applications (1)

Application Number Title Priority Date Filing Date
FR849561D Expired FR849561A (en) 1938-03-09 1939-01-27 Thermally controlled hammer

Country Status (1)

Country Link
FR (1) FR849561A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2730082A (en) * 1949-08-24 1956-01-10 Wampach Aloyse Nicolas Explosion-operated tools
DE968588C (en) * 1943-02-19 1958-03-06 Leopold Seyda Internal combustion impact tool

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE968588C (en) * 1943-02-19 1958-03-06 Leopold Seyda Internal combustion impact tool
US2730082A (en) * 1949-08-24 1956-01-10 Wampach Aloyse Nicolas Explosion-operated tools

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