GB2309271B - An automatic gear changing mechanism - Google Patents

An automatic gear changing mechanism

Info

Publication number
GB2309271B
GB2309271B GB9601077A GB9601077A GB2309271B GB 2309271 B GB2309271 B GB 2309271B GB 9601077 A GB9601077 A GB 9601077A GB 9601077 A GB9601077 A GB 9601077A GB 2309271 B GB2309271 B GB 2309271B
Authority
GB
United Kingdom
Prior art keywords
changing mechanism
automatic gear
gear changing
automatic
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
GB9601077A
Other versions
GB2309271A (en
GB9601077D0 (en
Inventor
Kai-Hung Ho
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
Priority to GB9601077A priority Critical patent/GB2309271B/en
Publication of GB9601077D0 publication Critical patent/GB9601077D0/en
Publication of GB2309271A publication Critical patent/GB2309271A/en
Application granted granted Critical
Publication of GB2309271B publication Critical patent/GB2309271B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B62M9/10—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like
    • B62M9/12—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like the chain, belt, or the like being laterally shiftable, e.g. using a rear derailleur
    • B62M9/131—Front derailleurs
    • B62M9/133—Front derailleurs changing gears automatically
GB9601077A 1996-01-19 1996-01-19 An automatic gear changing mechanism Expired - Fee Related GB2309271B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9601077A GB2309271B (en) 1996-01-19 1996-01-19 An automatic gear changing mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9601077A GB2309271B (en) 1996-01-19 1996-01-19 An automatic gear changing mechanism

Publications (3)

Publication Number Publication Date
GB9601077D0 GB9601077D0 (en) 1996-03-20
GB2309271A GB2309271A (en) 1997-07-23
GB2309271B true GB2309271B (en) 1997-12-03

Family

ID=10787248

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9601077A Expired - Fee Related GB2309271B (en) 1996-01-19 1996-01-19 An automatic gear changing mechanism

Country Status (1)

Country Link
GB (1) GB2309271B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101982370B (en) * 2010-10-25 2012-12-05 石宗泽 Gear shifting device of miniature gearbox of bicycle

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4201094A (en) * 1977-11-28 1980-05-06 Rathmell Richard K Automatic speed shift for bicycles and the like
EP0540480A1 (en) * 1991-10-30 1993-05-05 Giuseppe Arrivabene Automatic speed gear for bicycles

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4201094A (en) * 1977-11-28 1980-05-06 Rathmell Richard K Automatic speed shift for bicycles and the like
EP0540480A1 (en) * 1991-10-30 1993-05-05 Giuseppe Arrivabene Automatic speed gear for bicycles

Also Published As

Publication number Publication date
GB2309271A (en) 1997-07-23
GB9601077D0 (en) 1996-03-20

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Legal Events

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

Effective date: 20000119