FR850163A - Improvements to drilling machines and similar machine tools - Google Patents

Improvements to drilling machines and similar machine tools

Info

Publication number
FR850163A
FR850163A FR850163DA FR850163A FR 850163 A FR850163 A FR 850163A FR 850163D A FR850163D A FR 850163DA FR 850163 A FR850163 A FR 850163A
Authority
FR
France
Prior art keywords
machine tools
drilling machines
similar machine
similar
drilling
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
Alfred Johnson
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.)
William Asquith Ltd
Original Assignee
William Asquith Ltd
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 William Asquith Ltd filed Critical William Asquith Ltd
Application granted granted Critical
Publication of FR850163A publication Critical patent/FR850163A/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
    • B23Q5/22—Feeding members carrying tools or work
    • B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B23Q5/46—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously with variable speed ratio
    • B23Q5/48—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously with variable speed ratio by use of toothed gears
FR850163D 1939-02-10 1939-02-10 Improvements to drilling machines and similar machine tools Expired FR850163A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR850163T 1939-02-10

Publications (1)

Publication Number Publication Date
FR850163A true FR850163A (en) 1939-12-09

Family

ID=9315979

Family Applications (1)

Application Number Title Priority Date Filing Date
FR850163D Expired FR850163A (en) 1939-02-10 1939-02-10 Improvements to drilling machines and similar machine tools

Country Status (1)

Country Link
FR (1) FR850163A (en)

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