GB9026214D0 - Improvements in the propulsion of bicycles - Google Patents

Improvements in the propulsion of bicycles

Info

Publication number
GB9026214D0
GB9026214D0 GB909026214A GB9026214A GB9026214D0 GB 9026214 D0 GB9026214 D0 GB 9026214D0 GB 909026214 A GB909026214 A GB 909026214A GB 9026214 A GB9026214 A GB 9026214A GB 9026214 D0 GB9026214 D0 GB 9026214D0
Authority
GB
United Kingdom
Prior art keywords
bicycles
propulsion
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.)
Pending
Application number
GB909026214A
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.)
Kwok Kee M S
Original Assignee
Kwok Kee M S
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 Kwok Kee M S filed Critical Kwok Kee M S
Priority to GB909026214A priority Critical patent/GB9026214D0/en
Publication of GB9026214D0 publication Critical patent/GB9026214D0/en
Priority to GB9418223A priority patent/GB2280153A/en
Priority to GB9418222A priority patent/GB2280406B/en
Priority to GB9125722A priority patent/GB2251586B/en
Priority to HK37596A priority patent/HK37596A/en
Priority to HK37496A priority patent/HK37496A/en
Pending legal-status Critical Current

Links

GB909026214A 1990-12-03 1990-12-03 Improvements in the propulsion of bicycles Pending GB9026214D0 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB909026214A GB9026214D0 (en) 1990-12-03 1990-12-03 Improvements in the propulsion of bicycles
GB9418223A GB2280153A (en) 1990-12-03 1991-12-03 Bicycle with elliptical pedal sprocket
GB9418222A GB2280406B (en) 1990-12-03 1991-12-03 Improvements in the propulsion of cycles
GB9125722A GB2251586B (en) 1990-12-03 1991-12-03 Improvements in the propulsion of cycles
HK37596A HK37596A (en) 1990-12-03 1996-03-07 Improvements in the propulsion of cycles
HK37496A HK37496A (en) 1990-12-03 1996-03-07 Improvements in the propulsion of cycles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909026214A GB9026214D0 (en) 1990-12-03 1990-12-03 Improvements in the propulsion of bicycles

Publications (1)

Publication Number Publication Date
GB9026214D0 true GB9026214D0 (en) 1991-01-16

Family

ID=10686374

Family Applications (2)

Application Number Title Priority Date Filing Date
GB909026214A Pending GB9026214D0 (en) 1990-12-03 1990-12-03 Improvements in the propulsion of bicycles
GB9125722A Expired - Fee Related GB2251586B (en) 1990-12-03 1991-12-03 Improvements in the propulsion of cycles

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9125722A Expired - Fee Related GB2251586B (en) 1990-12-03 1991-12-03 Improvements in the propulsion of cycles

Country Status (2)

Country Link
GB (2) GB9026214D0 (en)
HK (2) HK37496A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5626354A (en) * 1994-06-06 1997-05-06 Elliott; David H. Bicycle transmission and the method of utilizing the same
ES2154153B1 (en) * 1998-06-25 2001-11-16 Castillo Jose Luis Castillo TRANSMISSION FOR BIKE BY OVAL DISH.
ES2362835B1 (en) * 2009-02-13 2012-05-25 Jesus Antonio Torres Gascon MOVEMENT TRANSMITTER SYSTEM FOR SPEEDS.
CN101817385A (en) * 2010-04-17 2010-09-01 浙江绿源电动车有限公司 Chainless drive bicycle
CN104890802B (en) * 2015-06-05 2017-11-10 四川新动脉汽车零部件制造有限公司 The drive joint of electric bicycle
FR3056188B1 (en) 2016-09-20 2019-07-26 Philippe Dauphin CYCLE WITH DIRECT TRANSMISSION.

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB449504A (en) * 1934-12-04 1936-06-29 Pierre Van Deuren Improvements in or relating to bicycle transmission drives
GB465669A (en) * 1935-11-27 1937-05-13 Stanley Charles Dexter Improvements in and relating to drive-transmitting means for pedal or manually driven vehicles
GB520069A (en) * 1938-11-16 1940-04-12 Michel Ange Marten Perolino Propelling system for cycles and similar vehicles
GB635043A (en) * 1948-02-18 1950-03-29 Arthur Pryce Goodwin Improvements in or relating to bicycles and other vehicles propelled by a person or persons riding thereon
GB776880A (en) * 1954-10-05 1957-06-12 Otto Bernhard Improvements in or relating to variable-speed gearing, particularly for farm tractors
GB824642A (en) * 1954-12-30 1959-12-02 Albert John Vernon Humphrey Improvements in or relating to flywheel driving means
US3375022A (en) * 1965-12-14 1968-03-26 Green William P Drives for bicycles
CA938631A (en) * 1970-03-16 1973-12-18 W. Newman Joseph Velocipede
US3863503A (en) * 1973-04-30 1975-02-04 David C Loeb Multispeed, chainless vehicle drive system
US3899932A (en) * 1973-12-19 1975-08-19 Roger Owen Durham Chain retention device for elliptical sprockets
US3934481A (en) * 1975-01-03 1976-01-27 Foster Donald A Automatic friction drive transmission
US4193324A (en) * 1977-12-27 1980-03-18 Clint, Inc. Bicycle sprocket drive apparatus with elliptical pedal path
US4522610A (en) * 1982-06-01 1985-06-11 Shimano Industrial Company Limited Gear crank apparatus for a bicycle
US4779485A (en) * 1983-01-24 1988-10-25 Lee Dollison Flywheel driven vehicle comprising plural flywheel energizing means and a forward reverse planetary gear set
DD255464A1 (en) * 1986-10-29 1988-04-06 Fortschritt Veb K DRIVE FOR THE KNUEPFAPPARAR AT BALENPRESSEN
US4865577A (en) * 1988-09-08 1989-09-12 Trustees Of Columbia University In The City Of New York Noncircular drive
FR2682349B1 (en) * 1991-10-11 1997-08-14 Michel Sassi NON-CIRCULAR TRAY FOR BICYCLE CRANKSET.

Also Published As

Publication number Publication date
HK37496A (en) 1996-03-15
GB2251586A (en) 1992-07-15
GB9125722D0 (en) 1992-01-29
HK37596A (en) 1996-03-15
GB2251586B (en) 1995-08-09

Similar Documents

Publication Publication Date Title
IL97594A0 (en) Boat
GB9023547D0 (en) Motor bicycle
GB9004842D0 (en) Step-drive bicycle
GB9026214D0 (en) Improvements in the propulsion of bicycles
GB2280406B (en) Improvements in the propulsion of cycles
GB9012878D0 (en) Leisure boat
GB2247443B (en) Improvements in or relating to water-craft
GB9010657D0 (en) Improvements in reflecters
GB9026739D0 (en) Pedal propulsion
GB9005847D0 (en) Improvements in bicycles
GB9120843D0 (en) Improved propulsion unit
GB9205847D0 (en) Improvements in bicycles
GB9006579D0 (en) Boat dolly
GB2240072B (en) Boats
CA66180S (en) Boat
GB9012902D0 (en) Improvements in or relating to scooters
GB9010511D0 (en) Easy rider
RU1769751C (en) Bicycle
GB9023212D0 (en) Bicycle
GB9007804D0 (en) Improvements in or relating to centrifuges
HU902655D0 (en) Streamlined water-craft
GB2249071B (en) Underwater Sled
GB9200442D0 (en) Improvements in propellers
GB9105612D0 (en) Improvements in bicycles
GB9107808D0 (en) Improvements in or relating to centrifuges