FR922706A - Perfectionnements aux boîtes de filetage pour tours - Google Patents

Perfectionnements aux boîtes de filetage pour tours

Info

Publication number
FR922706A
FR922706A FR922706DA FR922706A FR 922706 A FR922706 A FR 922706A FR 922706D A FR922706D A FR 922706DA FR 922706 A FR922706 A FR 922706A
Authority
FR
France
Prior art keywords
lathes
thread boxes
boxes
thread
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)
Inventor
Jean-Paul-Marie Cortet
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 FR922706A publication Critical patent/FR922706A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/02—Driving main working members
    • B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
    • B23Q5/12—Mechanical drives with means for varying the speed ratio
    • B23Q5/14—Mechanical drives with means for varying the speed ratio step-by-step
    • B23Q5/142—Mechanical drives with means for varying the speed ratio step-by-step mechanically-operated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q2705/00—Driving working spindles or feeding members carrying tools or work
    • B23Q2705/02—Driving working spindles
    • B23Q2705/06—Mechanical drives with means for varying the speed ratio
    • B23Q2705/062—Mechanical drives with means for varying the speed ratio for lathes
    • B23Q2705/064—Mechanical drives with means for varying the speed ratio for lathes mechanically controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR922706D 1946-02-22 1946-02-22 Perfectionnements aux boîtes de filetage pour tours Expired FR922706A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR922706T 1946-02-22

Publications (1)

Publication Number Publication Date
FR922706A true FR922706A (fr) 1947-06-17

Family

ID=9438181

Family Applications (1)

Application Number Title Priority Date Filing Date
FR922706D Expired FR922706A (fr) 1946-02-22 1946-02-22 Perfectionnements aux boîtes de filetage pour tours

Country Status (1)

Country Link
FR (1) FR922706A (fr)

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