FR806543A - Perforatrices de roche - Google Patents

Perforatrices de roche

Info

Publication number
FR806543A
FR806543A FR806543DA FR806543A FR 806543 A FR806543 A FR 806543A FR 806543D A FR806543D A FR 806543DA FR 806543 A FR806543 A FR 806543A
Authority
FR
France
Prior art keywords
punches
rock
rock punches
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 FR806543A publication Critical patent/FR806543A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/20—Devices for cleaning or cooling tool or work
    • B25D17/22—Devices for cleaning or cooling tool or work using pressure fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR806543D 1936-05-16 1936-05-16 Perforatrices de roche Expired FR806543A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR806543T 1936-05-16

Publications (1)

Publication Number Publication Date
FR806543A true FR806543A (fr) 1936-12-18

Family

ID=9251966

Family Applications (1)

Application Number Title Priority Date Filing Date
FR806543D Expired FR806543A (fr) 1936-05-16 1936-05-16 Perforatrices de roche

Country Status (1)

Country Link
FR (1) FR806543A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4327807A (en) * 1978-09-19 1982-05-04 Maco-Meudon Percussion tool casing
EP1166970A2 (fr) * 2000-06-24 2002-01-02 HILTI Aktiengesellschaft Outil électroportatif avec mécanisme de percussion
CN105189048A (zh) * 2013-03-29 2015-12-23 日立工机株式会社 冲击工具

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4327807A (en) * 1978-09-19 1982-05-04 Maco-Meudon Percussion tool casing
EP1166970A2 (fr) * 2000-06-24 2002-01-02 HILTI Aktiengesellschaft Outil électroportatif avec mécanisme de percussion
DE10030962A1 (de) * 2000-06-24 2002-01-10 Hilti Ag Elektrohandwerkzeug mit Schlagwerk
DE10030962C2 (de) * 2000-06-24 2002-06-20 Hilti Ag Elektrohandwerkzeuggerät mit Schlagwerk
EP1166970A3 (fr) * 2000-06-24 2003-04-02 HILTI Aktiengesellschaft Outil électroportatif avec mécanisme de percussion
CN105189048A (zh) * 2013-03-29 2015-12-23 日立工机株式会社 冲击工具

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