FR885237A - Perfectionnements apportés aux mandrins à centrer - Google Patents

Perfectionnements apportés aux mandrins à centrer

Info

Publication number
FR885237A
FR885237A FR885237DA FR885237A FR 885237 A FR885237 A FR 885237A FR 885237D A FR885237D A FR 885237DA FR 885237 A FR885237 A FR 885237A
Authority
FR
France
Prior art keywords
chucks
center
improvements made
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.)
Henri Faure & Fils
Original Assignee
Henri Faure & Fils
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 Henri Faure & Fils filed Critical Henri Faure & Fils
Application granted granted Critical
Publication of FR885237A publication Critical patent/FR885237A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
    • B23B49/04—Devices for boring or drilling centre holes in workpieces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR885237D 1940-11-20 1940-11-20 Perfectionnements apportés aux mandrins à centrer Expired FR885237A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR885237T 1940-11-20

Publications (1)

Publication Number Publication Date
FR885237A true FR885237A (fr) 1943-09-08

Family

ID=9375358

Family Applications (1)

Application Number Title Priority Date Filing Date
FR885237D Expired FR885237A (fr) 1940-11-20 1940-11-20 Perfectionnements apportés aux mandrins à centrer

Country Status (1)

Country Link
FR (1) FR885237A (fr)

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