FR900704A - Perfectionnement aux mandrins de tours à serrage concentrique - Google Patents

Perfectionnement aux mandrins de tours à serrage concentrique

Info

Publication number
FR900704A
FR900704A FR900704DA FR900704A FR 900704 A FR900704 A FR 900704A FR 900704D A FR900704D A FR 900704DA FR 900704 A FR900704 A FR 900704A
Authority
FR
France
Prior art keywords
development
lathe chucks
concentrically
tightened
concentrically tightened
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.)
Georges Barbet SA Des Ets
Original Assignee
Georges Barbet SA Des Ets
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 Georges Barbet SA Des Ets filed Critical Georges Barbet SA Des Ets
Application granted granted Critical
Publication of FR900704A publication Critical patent/FR900704A/fr
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
    • B23B31/16004—Jaws movement actuated by one or more spiral grooves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR900704D 1943-08-30 1943-08-30 Perfectionnement aux mandrins de tours à serrage concentrique Expired FR900704A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR900704T 1943-08-30

Publications (1)

Publication Number Publication Date
FR900704A true FR900704A (fr) 1945-07-06

Family

ID=9397331

Family Applications (1)

Application Number Title Priority Date Filing Date
FR900704D Expired FR900704A (fr) 1943-08-30 1943-08-30 Perfectionnement aux mandrins de tours à serrage concentrique

Country Status (1)

Country Link
FR (1) FR900704A (fr)

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