GB2320069B - Bicycle gear change device - Google Patents

Bicycle gear change device

Info

Publication number
GB2320069B
GB2320069B GB9725235A GB9725235A GB2320069B GB 2320069 B GB2320069 B GB 2320069B GB 9725235 A GB9725235 A GB 9725235A GB 9725235 A GB9725235 A GB 9725235A GB 2320069 B GB2320069 B GB 2320069B
Authority
GB
United Kingdom
Prior art keywords
change device
gear change
bicycle gear
bicycle
gear
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 - Fee Related
Application number
GB9725235A
Other versions
GB2320069A (en
GB9725235D0 (en
Inventor
Yun-Liu Liu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB9725235D0 publication Critical patent/GB9725235D0/en
Publication of GB2320069A publication Critical patent/GB2320069A/en
Application granted granted Critical
Publication of GB2320069B publication Critical patent/GB2320069B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
    • F16H3/083—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with radially acting and axially controlled clutching members, e.g. sliding keys
    • 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
    • B62M11/06—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with spur gear wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Structure Of Transmissions (AREA)
  • Automatic Cycles, And Cycles In General (AREA)
  • Transmissions By Endless Flexible Members (AREA)
  • Arrangement And Driving Of Transmission Devices (AREA)
  • Gear Transmission (AREA)
  • Mechanical Operated Clutches (AREA)
GB9725235A 1996-12-06 1997-12-01 Bicycle gear change device Expired - Fee Related GB2320069B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN96237860U CN2264137Y (en) 1996-12-06 1996-12-06 Bicycle with speed change mechanism on rear axle

Publications (3)

Publication Number Publication Date
GB9725235D0 GB9725235D0 (en) 1998-01-28
GB2320069A GB2320069A (en) 1998-06-10
GB2320069B true GB2320069B (en) 1999-02-17

Family

ID=5156244

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9725235A Expired - Fee Related GB2320069B (en) 1996-12-06 1997-12-01 Bicycle gear change device

Country Status (5)

Country Link
CN (1) CN2264137Y (en)
DE (1) DE29721531U1 (en)
FR (1) FR2756805B3 (en)
GB (1) GB2320069B (en)
IT (1) IT236364Y1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9726521D0 (en) * 1997-12-17 1998-02-11 Sturmey Archer Ltd Improvements in or relating to multi-speed hub gears
US6595890B2 (en) * 2001-03-20 2003-07-22 Chen-Chuan Lo Torsion shift structure for the means of transportation
ES2201869B1 (en) * 2001-08-22 2005-05-16 Jose Miguel Llibrer Porcar MECHANICAL CHANGE OF GEARS FOR BIKES AND SIMILAR VEHICLES.
WO2003078133A1 (en) * 2001-08-22 2003-09-25 Llibrer Porcar Jose Miguel Mechanical speed-changing system for bicycles and similar vehicles
JP6705740B2 (en) * 2016-12-21 2020-06-03 株式会社シマノ Bicycle transmission and bicycle internal gear hub

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1054138A (en) * 1900-01-01
GB449285A (en) * 1935-10-01 1936-06-24 Albert Hofer Change speed gear for cycles
GB635550A (en) * 1943-11-16 1950-04-12 Expl Des Brevets M G D Soc Pou Improvements in vehicles carrying a single steering wheel (such as bicycles, motorcycles, and the like) and transmission gears and connections therefor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1054138A (en) * 1900-01-01
GB449285A (en) * 1935-10-01 1936-06-24 Albert Hofer Change speed gear for cycles
GB635550A (en) * 1943-11-16 1950-04-12 Expl Des Brevets M G D Soc Pou Improvements in vehicles carrying a single steering wheel (such as bicycles, motorcycles, and the like) and transmission gears and connections therefor

Also Published As

Publication number Publication date
GB2320069A (en) 1998-06-10
CN2264137Y (en) 1997-10-08
ITTO970238V0 (en) 1997-12-02
IT236364Y1 (en) 2000-08-08
GB9725235D0 (en) 1998-01-28
FR2756805A3 (en) 1998-06-12
DE29721531U1 (en) 1998-03-12
FR2756805B3 (en) 1999-03-26
ITTO970238U1 (en) 1999-06-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20011201