IT201700035600A1 - AUTOMATIC BICYCLE TRANSMISSION - Google Patents

AUTOMATIC BICYCLE TRANSMISSION

Info

Publication number
IT201700035600A1
IT201700035600A1 IT102017000035600A IT201700035600A IT201700035600A1 IT 201700035600 A1 IT201700035600 A1 IT 201700035600A1 IT 102017000035600 A IT102017000035600 A IT 102017000035600A IT 201700035600 A IT201700035600 A IT 201700035600A IT 201700035600 A1 IT201700035600 A1 IT 201700035600A1
Authority
IT
Italy
Prior art keywords
bicycle transmission
automatic bicycle
automatic
transmission
bicycle
Prior art date
Application number
IT102017000035600A
Other languages
Italian (it)
Inventor
Roberto Venturi
Carlo Casacci
Christian Bozza
Original Assignee
Bycly S R L
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 Bycly S R L filed Critical Bycly S R L
Priority to IT102017000035600A priority Critical patent/IT201700035600A1/en
Priority to PCT/IB2018/052131 priority patent/WO2018178898A1/en
Publication of IT201700035600A1 publication Critical patent/IT201700035600A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
    • B62M9/04—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio
    • B62M9/06—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like
    • B62M9/08—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving eccentrically- mounted or elliptically-shaped driving or driven wheel; with expansible driving or driven wheel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M1/00—Rider propulsion of wheeled vehicles
    • B62M1/36—Rider propulsion of wheeled vehicles with rotary cranks, e.g. with pedal cranks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
    • B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
    • B62M11/14—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears
    • B62M11/145—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears built in, or adjacent to, the bottom bracket
    • 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
    • F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/32—Friction members
    • F16H55/52—Pulleys or friction discs of adjustable construction
    • F16H55/54—Pulleys or friction discs of adjustable construction of which the bearing parts are radially adjustable
    • 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
    • F16H9/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
    • F16H9/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
    • F16H9/04—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes
    • F16H9/10—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley provided with radially-actuatable elements carrying the belt

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Structure Of Transmissions (AREA)
IT102017000035600A 2017-03-31 2017-03-31 AUTOMATIC BICYCLE TRANSMISSION IT201700035600A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT102017000035600A IT201700035600A1 (en) 2017-03-31 2017-03-31 AUTOMATIC BICYCLE TRANSMISSION
PCT/IB2018/052131 WO2018178898A1 (en) 2017-03-31 2018-03-28 Automatic transmission for bicycles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102017000035600A IT201700035600A1 (en) 2017-03-31 2017-03-31 AUTOMATIC BICYCLE TRANSMISSION

Publications (1)

Publication Number Publication Date
IT201700035600A1 true IT201700035600A1 (en) 2018-10-01

Family

ID=59683791

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102017000035600A IT201700035600A1 (en) 2017-03-31 2017-03-31 AUTOMATIC BICYCLE TRANSMISSION

Country Status (2)

Country Link
IT (1) IT201700035600A1 (en)
WO (1) WO2018178898A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0112112A1 (en) * 1982-12-14 1984-06-27 Michel Deal Variable ratio transmission
US5454766A (en) * 1994-06-24 1995-10-03 Speed Control, Inc. Continuously variable transmission having a double eccentric shaft and a worm gear adjusting mechanism
WO1996001205A1 (en) * 1994-07-05 1996-01-18 Shanghai Leader Industry And Commerce Ltd. Co. An infinitely variable transmission for a bicycle
US20100272571A1 (en) * 2009-04-23 2010-10-28 Yonge Christopher F Phase adjustment mechanism

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0112112A1 (en) * 1982-12-14 1984-06-27 Michel Deal Variable ratio transmission
US5454766A (en) * 1994-06-24 1995-10-03 Speed Control, Inc. Continuously variable transmission having a double eccentric shaft and a worm gear adjusting mechanism
WO1996001205A1 (en) * 1994-07-05 1996-01-18 Shanghai Leader Industry And Commerce Ltd. Co. An infinitely variable transmission for a bicycle
US20100272571A1 (en) * 2009-04-23 2010-10-28 Yonge Christopher F Phase adjustment mechanism

Also Published As

Publication number Publication date
WO2018178898A1 (en) 2018-10-04

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