IT7921393A0 - MULTI-STAGE GEAR BOTTOM BRACKET ASSEMBLY FOR BICYCLES. - Google Patents

MULTI-STAGE GEAR BOTTOM BRACKET ASSEMBLY FOR BICYCLES.

Info

Publication number
IT7921393A0
IT7921393A0 IT7921393A IT2139379A IT7921393A0 IT 7921393 A0 IT7921393 A0 IT 7921393A0 IT 7921393 A IT7921393 A IT 7921393A IT 2139379 A IT2139379 A IT 2139379A IT 7921393 A0 IT7921393 A0 IT 7921393A0
Authority
IT
Italy
Prior art keywords
bicycles
bracket assembly
bottom bracket
stage gear
gear bottom
Prior art date
Application number
IT7921393A
Other languages
Italian (it)
Other versions
IT1113211B (en
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
Application filed by Shimano Industrial Co filed Critical Shimano Industrial Co
Publication of IT7921393A0 publication Critical patent/IT7921393A0/en
Application granted granted Critical
Publication of IT1113211B publication Critical patent/IT1113211B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K19/00—Cycle frames
    • B62K19/30—Frame parts shaped to receive other cycle parts or accessories
    • B62K19/34—Bottom brackets
    • 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
    • B62M9/105—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 involving front sprocket chain-wheels engaged by the chain, belt or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Transmission Devices (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
IT7921393A 1978-04-07 1979-03-28 CENTRAL GEAR MOTION GROUP WITH FIU 'STAGES FOR BICYCLES IT1113211B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1978046284U JPS5632387Y2 (en) 1978-04-07 1978-04-07

Publications (2)

Publication Number Publication Date
IT7921393A0 true IT7921393A0 (en) 1979-03-28
IT1113211B IT1113211B (en) 1986-01-20

Family

ID=12742916

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7921393A IT1113211B (en) 1978-04-07 1979-03-28 CENTRAL GEAR MOTION GROUP WITH FIU 'STAGES FOR BICYCLES

Country Status (3)

Country Link
JP (1) JPS5632387Y2 (en)
FR (1) FR2421791A1 (en)
IT (1) IT1113211B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2501615B1 (en) * 1981-03-10 1986-04-11 Shimano Industrial Co ORGAN BRAKE BICYCLE CRANKSET FIXING SCREW
FR2587965B1 (en) * 1985-10-02 1992-02-14 Ta Brevets Georges Navet Speci BICYCLE CRANKSET
US6829965B1 (en) * 1999-05-28 2004-12-14 Bruno Mombrinie Two-piece bicycle crank set
CN103318368A (en) * 2013-07-08 2013-09-25 天津富士达自行车有限公司 Structure for preventing loose threaded connection of bottom bracket in bicycle

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR904975A (en) * 1944-06-10 1945-11-21 Advanced fixing device for cycle cranksets
JPS49132544U (en) * 1973-03-13 1974-11-14
ES207393Y (en) * 1973-11-13 1976-07-16 Campagnolo PEDAL CRANK.
JPS5310672U (en) * 1976-07-10 1978-01-28
IT7825079A0 (en) * 1977-07-12 1978-06-28 Shimano Industrial Co BICYCLE CRANK OR SIMILAR.
JPS5483244A (en) * 1977-12-16 1979-07-03 Shimano Industrial Co Multiple gear crank for bicycle

Also Published As

Publication number Publication date
FR2421791A1 (en) 1979-11-02
JPS54149055U (en) 1979-10-17
JPS5632387Y2 (en) 1981-08-01
FR2421791B1 (en) 1984-01-27
IT1113211B (en) 1986-01-20

Similar Documents

Publication Publication Date Title
IT7927152A0 (en) MULTI-SPEED INKJET PRINTER.
IT1114567B (en) ASSEMBLY ASSEMBLY SUPPORT GROUP FOR LUGGAGE
IT7822598A0 (en) BICYCLE BELT DRIVE ASSEMBLY OR SYSTEM.
GB1540551A (en) Derailleur assembly for a bicycle
GB2036895B (en) Chainwheel derailleur for a bicycle
IT8122981A0 (en) THIN WALLED BEARING SHELL OBTAINED BY DRAWING.
IT8023754A0 (en) BICYCLE DERAILLEUR.
USD245596S (en) Bicycle rack
GB2027503B (en) Derailleur mechanism
GB2022201B (en) Bicycle derailleur
IT7820285A0 (en) MULTI-SPEED GEAR REDUCER.
IT8220077A0 (en) BICYCLE PEDAL ASSEMBLY.
IT7921393A0 (en) MULTI-STAGE GEAR BOTTOM BRACKET ASSEMBLY FOR BICYCLES.
GB2035662B (en) Caddy actuated declutching mechanism
IT8223032A0 (en) MULTI-STAGE GEAR GEARBOX.
IT7806966V0 (en) MULTI-POSITION SUPPORT FOR AUTOMATIC WEAPONS.
IT1207250B (en) STRIP BEARING READY FOR ASSEMBLY.
IT7805289A0 (en) IMPROVEMENTS TO THE STEERING GROUP FOR BICYCLES, SIMILAR MOTORCYCLES.
IT7805290A0 (en) BOTTOM BRACKET ASSEMBLY FOR BICYCLES.
GB2013797B (en) Derailleur gear-change assembly for a bicycle
JPS5585527A (en) Organic oxidation employing ruthenate
IT8224129A0 (en) BICYCLE CRANK CONTROL DEVICE.
IT7826318A0 (en) MULTI-STAGE PROCESS FOR THE CONVERSION OF HYDROCARBONS.
NL7904047A (en) BICYCLE FORK.
IT8121045V0 (en) CENTRAL MOVEMENT GROUP FOR BICYCLES.