FR684678A - Improvements to gear change devices - Google Patents

Improvements to gear change devices

Info

Publication number
FR684678A
FR684678A FR684678DA FR684678A FR 684678 A FR684678 A FR 684678A FR 684678D A FR684678D A FR 684678DA FR 684678 A FR684678 A FR 684678A
Authority
FR
France
Prior art keywords
gear change
change devices
devices
gear
change
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
Paul Durand
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 FR684678A publication Critical patent/FR684678A/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
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/06—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion with worm and worm-wheel or gears essentially having helical or herring-bone teeth

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR684678D 1929-11-09 1929-11-09 Improvements to gear change devices Expired FR684678A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR684678T 1929-11-09

Publications (1)

Publication Number Publication Date
FR684678A true FR684678A (en) 1930-06-30

Family

ID=9024568

Family Applications (1)

Application Number Title Priority Date Filing Date
FR684678D Expired FR684678A (en) 1929-11-09 1929-11-09 Improvements to gear change devices

Country Status (1)

Country Link
FR (1) FR684678A (en)

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