FR1074973A - Improvements to variable speed drives - Google Patents

Improvements to variable speed drives

Info

Publication number
FR1074973A
FR1074973A FR1074973DA FR1074973A FR 1074973 A FR1074973 A FR 1074973A FR 1074973D A FR1074973D A FR 1074973DA FR 1074973 A FR1074973 A FR 1074973A
Authority
FR
France
Prior art keywords
variable speed
speed drives
drives
variable
speed
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
Jean-Guillaume Pernollet
Yvon-Albert Boyer
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 FR1074973A publication Critical patent/FR1074973A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
    • F16H15/04—Gearings providing a continuous range of gear ratios
    • F16H15/42—Gearings providing a continuous range of gear ratios in which two members co-operate by means of rings or by means of parts of endless flexible members pressed between the first mentioned members

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR1074973D 1953-02-20 1953-02-20 Improvements to variable speed drives Expired FR1074973A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1074973T 1953-02-20

Publications (1)

Publication Number Publication Date
FR1074973A true FR1074973A (en) 1954-10-11

Family

ID=9606873

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1074973D Expired FR1074973A (en) 1953-02-20 1953-02-20 Improvements to variable speed drives

Country Status (1)

Country Link
FR (1) FR1074973A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2807171A (en) * 1955-09-14 1957-09-24 Wyckoff Theodore Automatic transmission

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2807171A (en) * 1955-09-14 1957-09-24 Wyckoff Theodore Automatic transmission

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