FR746585A - Improvements made to devices allowing the use on machine tools of certain broken tools, such as bits, drills, milling cutters - Google Patents

Improvements made to devices allowing the use on machine tools of certain broken tools, such as bits, drills, milling cutters

Info

Publication number
FR746585A
FR746585A FR746585DA FR746585A FR 746585 A FR746585 A FR 746585A FR 746585D A FR746585D A FR 746585DA FR 746585 A FR746585 A FR 746585A
Authority
FR
France
Prior art keywords
tools
drills
bits
improvements made
milling cutters
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
Pierre Fremin
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 filed Critical
Application granted granted Critical
Publication of FR746585A publication Critical patent/FR746585A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
    • B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
    • B23B31/1612—Jaws movement actuated by cam surface in a radial plane
FR746585D 1932-11-30 1932-11-30 Improvements made to devices allowing the use on machine tools of certain broken tools, such as bits, drills, milling cutters Expired FR746585A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR746585T 1932-11-30

Publications (1)

Publication Number Publication Date
FR746585A true FR746585A (en) 1933-06-01

Family

ID=9147432

Family Applications (1)

Application Number Title Priority Date Filing Date
FR746585D Expired FR746585A (en) 1932-11-30 1932-11-30 Improvements made to devices allowing the use on machine tools of certain broken tools, such as bits, drills, milling cutters

Country Status (1)

Country Link
FR (1) FR746585A (en)

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