GB9725235D0 - A back-shaft speed changer of bicycle - Google Patents
A back-shaft speed changer of bicycleInfo
- Publication number
- GB9725235D0 GB9725235D0 GBGB9725235.7A GB9725235A GB9725235D0 GB 9725235 D0 GB9725235 D0 GB 9725235D0 GB 9725235 A GB9725235 A GB 9725235A GB 9725235 D0 GB9725235 D0 GB 9725235D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- bicycle
- speed changer
- shaft speed
- shaft
- changer
- 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.)
- Granted
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)
- Gear Transmission (AREA)
- Mechanical Operated Clutches (AREA)
- Automatic Cycles, And Cycles In General (AREA)
- Transmissions By Endless Flexible Members (AREA)
- Arrangement And Driving Of Transmission Devices (AREA)
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 true GB9725235D0 (en) | 1998-01-28 |
GB2320069A GB2320069A (en) | 1998-06-10 |
GB2320069B 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)
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. |
EP1445088B1 (en) * | 2001-08-22 | 2006-05-24 | José Miguel Llibrer Porcar | 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 |
Family Cites Families (3)
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 |
-
1996
- 1996-12-06 CN CN96237860U patent/CN2264137Y/en not_active Expired - Fee Related
-
1997
- 1997-12-01 FR FR9715070A patent/FR2756805B3/en not_active Expired - Fee Related
- 1997-12-01 GB GB9725235A patent/GB2320069B/en not_active Expired - Fee Related
- 1997-12-02 IT IT97TO000238 patent/IT236364Y1/en active IP Right Grant
- 1997-12-05 DE DE29721531U patent/DE29721531U1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ITTO970238V0 (en) | 1997-12-02 |
DE29721531U1 (en) | 1998-03-12 |
ITTO970238U1 (en) | 1999-06-02 |
GB2320069A (en) | 1998-06-10 |
FR2756805B3 (en) | 1999-03-26 |
FR2756805A3 (en) | 1998-06-12 |
CN2264137Y (en) | 1997-10-08 |
GB2320069B (en) | 1999-02-17 |
IT236364Y1 (en) | 2000-08-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20011201 |