IT1071294B - Dispositivo di azionamento nelle biciclette - Google Patents

Dispositivo di azionamento nelle biciclette

Info

Publication number
IT1071294B
IT1071294B IT6836176A IT6836176A IT1071294B IT 1071294 B IT1071294 B IT 1071294B IT 6836176 A IT6836176 A IT 6836176A IT 6836176 A IT6836176 A IT 6836176A IT 1071294 B IT1071294 B IT 1071294B
Authority
IT
Italy
Prior art keywords
pitch
sprockets
integral multiple
equal
drive
Prior art date
Application number
IT6836176A
Other languages
English (en)
Inventor
Shimano Keizo
Original Assignee
Shimano Industrial Co
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
Priority claimed from JP7348875A external-priority patent/JPS51149638A/ja
Priority claimed from JP7348975A external-priority patent/JPS51149639A/ja
Priority claimed from JP7349075A external-priority patent/JPS51149640A/ja
Application filed by Shimano Industrial Co filed Critical Shimano Industrial Co
Application granted granted Critical
Publication of IT1071294B publication Critical patent/IT1071294B/it

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Gears, Cams (AREA)
  • Transmissions By Endless Flexible Members (AREA)
IT6836176A 1975-06-16 1976-06-04 Dispositivo di azionamento nelle biciclette IT1071294B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP7348875A JPS51149638A (en) 1975-06-16 1975-06-16 Bicycle driving unit
JP7348975A JPS51149639A (en) 1975-06-16 1975-06-16 Bicycle driving unit
JP7349075A JPS51149640A (en) 1975-06-16 1975-06-16 Bicycle driving unit

Publications (1)

Publication Number Publication Date
IT1071294B true IT1071294B (it) 1985-04-02

Family

ID=27301229

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6836176A IT1071294B (it) 1975-06-16 1976-06-04 Dispositivo di azionamento nelle biciclette

Country Status (5)

Country Link
US (1) US4018095A (it)
DE (1) DE2617438C2 (it)
FR (1) FR2314858A1 (it)
GB (1) GB1547830A (it)
IT (1) IT1071294B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4268259A (en) * 1977-08-25 1981-05-19 Shimano Industrial Company Limited Multi-speed sprockets for a bicycle and the like
US4705494A (en) * 1985-12-02 1987-11-10 Gibson Gary S Motorcycle chain drive
US5514042A (en) * 1995-08-01 1996-05-07 Liou; Yan-Shing Multistage sprocket mechanism for a bicycle
US5545096A (en) * 1995-08-29 1996-08-13 Su; Bor-Lin Sprocket mechanism for a multistage bicycle
US7096754B2 (en) * 2002-03-06 2006-08-29 Intier Automotive Closures, Inc. Nested sector gears
US7665685B2 (en) * 2008-04-17 2010-02-23 Deepflex, Inc. Modular carousel assembly and method
TWI796814B (zh) * 2017-05-30 2023-03-21 日商島野股份有限公司 自行車鏈輪
AT520531B1 (de) * 2018-04-24 2019-05-15 Miba Sinter Austria Gmbh Zahnrad

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3661021A (en) * 1969-07-26 1972-05-09 Masakazu Ohshita Shimano Ind C Multiple free wheel for a bicycle
US3709053A (en) * 1970-05-26 1973-01-09 Shimano Industrial Co Multi-speed transmission front gear mechanism for a bicycle

Also Published As

Publication number Publication date
GB1547830A (en) 1979-06-27
FR2314858B1 (it) 1979-03-16
DE2617438A1 (de) 1976-12-23
US4018095A (en) 1977-04-19
DE2617438C2 (de) 1983-03-03
FR2314858A1 (fr) 1977-01-14

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