CH579729A5 - - Google Patents

Info

Publication number
CH579729A5
CH579729A5 CH928775A CH928775A CH579729A5 CH 579729 A5 CH579729 A5 CH 579729A5 CH 928775 A CH928775 A CH 928775A CH 928775 A CH928775 A CH 928775A CH 579729 A5 CH579729 A5 CH 579729A5
Authority
CH
Switzerland
Application number
CH928775A
Original Assignee
Zeiss Ikon Ag
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 Zeiss Ikon Ag filed Critical Zeiss Ikon Ag
Publication of CH579729A5 publication Critical patent/CH579729A5/xx

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
    • F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
    • F16H15/26—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a spherical friction surface centered on its axis of revolution
    • F16H15/28—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a spherical friction surface centered on its axis of revolution with external friction surface
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection
    • G03B21/43—Driving mechanisms

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Friction Gearing (AREA)
CH928775A 1974-10-05 1975-07-16 CH579729A5 (is")

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7433537 1974-10-05

Publications (1)

Publication Number Publication Date
CH579729A5 true CH579729A5 (is") 1976-09-15

Family

ID=6646900

Family Applications (1)

Application Number Title Priority Date Filing Date
CH928775A CH579729A5 (is") 1974-10-05 1975-07-16

Country Status (2)

Country Link
CH (1) CH579729A5 (is")
FR (1) FR2287834A7 (is")

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107128483A (zh) * 2017-05-12 2017-09-05 四川建筑职业技术学院 一种动力冗余设计的四旋翼无人机及其传动变速结构

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107128483A (zh) * 2017-05-12 2017-09-05 四川建筑职业技术学院 一种动力冗余设计的四旋翼无人机及其传动变速结构

Also Published As

Publication number Publication date
FR2287834A7 (fr) 1976-05-07

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased