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FR893670A - Automatic gear change control device on machine tools - Google Patents

Automatic gear change control device on machine tools

Info

Publication number
FR893670A
FR893670A FR893670DA FR893670A FR 893670 A FR893670 A FR 893670A FR 893670D A FR893670D A FR 893670DA FR 893670 A FR893670 A FR 893670A
Authority
FR
France
Prior art keywords
control device
change control
machine tools
gear change
automatic gear
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)
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.)
E P I C SOC
Original Assignee
E P I C SOC
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 E P I C SOC filed Critical E P I C SOC
Application granted granted Critical
Publication of FR893670A publication Critical patent/FR893670A/en
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
    • B23Q5/18—Devices for preselecting speed of working-spindle
    • 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
    • B23Q2705/08—Devices for preselecting speed in gear boxes of lathes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR893670D 1943-01-20 1943-01-20 Automatic gear change control device on machine tools Expired FR893670A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR893670T 1943-01-20

Publications (1)

Publication Number Publication Date
FR893670A true FR893670A (en) 1944-08-11

Family

ID=9390181

Family Applications (1)

Application Number Title Priority Date Filing Date
FR893670D Expired FR893670A (en) 1943-01-20 1943-01-20 Automatic gear change control device on machine tools

Country Status (1)

Country Link
FR (1) FR893670A (en)

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