FR445626A - Combined drill chuck and cylinder head system for perforators - Google Patents

Combined drill chuck and cylinder head system for perforators

Info

Publication number
FR445626A
FR445626A FR445626DA FR445626A FR 445626 A FR445626 A FR 445626A FR 445626D A FR445626D A FR 445626DA FR 445626 A FR445626 A FR 445626A
Authority
FR
France
Prior art keywords
perforators
cylinder head
drill chuck
head system
combined drill
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)
Inventor
John George Leyner
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR445626A publication Critical patent/FR445626A/en
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
    • B25D17/08—Means for retaining and guiding the tool bit, e.g. chucks allowing axial oscillation of the tool bit

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR445626D 1912-07-01 1912-07-01 Combined drill chuck and cylinder head system for perforators Expired FR445626A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR445626T 1912-07-01

Publications (1)

Publication Number Publication Date
FR445626A true FR445626A (en) 1912-11-15

Family

ID=1486498

Family Applications (1)

Application Number Title Priority Date Filing Date
FR445626D Expired FR445626A (en) 1912-07-01 1912-07-01 Combined drill chuck and cylinder head system for perforators

Country Status (1)

Country Link
FR (1) FR445626A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2352153A1 (en) * 1976-05-19 1977-12-16 Linden Alimak Ab HYDRAULIC DEVICE FOR DRILLING ROCKS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2352153A1 (en) * 1976-05-19 1977-12-16 Linden Alimak Ab HYDRAULIC DEVICE FOR DRILLING ROCKS

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