FR1229893A - Improvements to hydraulic control devices for machine tools and the like - Google Patents

Improvements to hydraulic control devices for machine tools and the like

Info

Publication number
FR1229893A
FR1229893A FR39242A FR69039242A FR1229893A FR 1229893 A FR1229893 A FR 1229893A FR 39242 A FR39242 A FR 39242A FR 69039242 A FR69039242 A FR 69039242A FR 1229893 A FR1229893 A FR 1229893A
Authority
FR
France
Prior art keywords
control devices
hydraulic control
machine tools
tools
machine
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
FR39242A
Other languages
French (fr)
Inventor
Regis Sozet
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
Priority to FR39242A priority Critical patent/FR1229893A/en
Application granted granted Critical
Publication of FR1229893A publication Critical patent/FR1229893A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L25/00—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
    • F01L25/02—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means
    • F01L25/04—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means by working-fluid of machine or engine, e.g. free-piston machine
    • F01L25/06—Arrangements with main and auxiliary valves, at least one of them being fluid-driven
    • F01L25/063—Arrangements with main and auxiliary valves, at least one of them being fluid-driven the auxiliary valve being actuated by the working motor-piston or piston-rod
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/003—Reciprocating-piston liquid engines controlling
    • F03C1/004—Reciprocating-piston liquid engines controlling speed-control

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
FR39242A 1959-03-24 1959-03-24 Improvements to hydraulic control devices for machine tools and the like Expired FR1229893A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR39242A FR1229893A (en) 1959-03-24 1959-03-24 Improvements to hydraulic control devices for machine tools and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR39242A FR1229893A (en) 1959-03-24 1959-03-24 Improvements to hydraulic control devices for machine tools and the like

Publications (1)

Publication Number Publication Date
FR1229893A true FR1229893A (en) 1960-09-12

Family

ID=8593051

Family Applications (1)

Application Number Title Priority Date Filing Date
FR39242A Expired FR1229893A (en) 1959-03-24 1959-03-24 Improvements to hydraulic control devices for machine tools and the like

Country Status (1)

Country Link
FR (1) FR1229893A (en)

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