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US20090280938 |
APPARATUS FOR POSITIONING A DERAILLEUR ON A BICYCLE FRAME
An apparatus for positioning a derailleur on a bicycle frame comprises a base member for the derailleur, wherein the base member includes a first portion structured to be attached to a bicycle...
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US20090275429 |
BICYCLE REAR DERAILLEUR
A base member is provided for a bicycle rear derailleur that basically comprises a housing portion and a fixing bolt. The housing portion is provided with a blind bore. The fixing bolt has a first...
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US20090204299 |
METHOD FOR ELECTRONICALLY CONTROLLING A BICYCLE GEARSHIFT AND ELECTRONIC SYSTEM FOR A BICYCLE
A method for electronically controlling a bicycle gearshift and a bicycle electronic system perform gearshifting. To perform this gearshifting, a displacement of an actuator from a current position...
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US20090197718 |
BICYCLE REAR DERAILLEUR
A bicycle derailleur is basically provided with a base member, a linkage assembly movably coupled to the base member, a movable member movably coupled to the linkage assembly and a chain guide...
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US20090124440 |
Gear changing mechanism for chain drive
A gear changing mechanism is adapted to engage an endless chain in a chain drive. The mechanism includes a rotary shaft and a gear set located around the shaft. The gear set has a plurality of...
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US20090111625 |
BICYCLE GEARSHIFT
The disclosed bicycle gearshift ( 20 ) includes a support member ( 22 ) configured for mounting on a bicycle frame, a driving member ( 24 ) for driving of a bicycle chain, and at least one...
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US20090111624 |
FRONT SPEED CHANGE DEVICE
A front speed change device comprises a base, a first linking rod, a second linking rod and a chain guide unit. The body serves to fix the body to a seat tube. The first linking rod has one end...
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US20090098963 |
BICYCLE REAR DERAILLEUR
A bicycle rear derailleur is provided with a base member, a movable member, a moving mechanism and an angular adjustment arrangement. The base member includes a first support portion and a first...
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US20090054182 |
BICYCLE COMPONENT WITH POSITION SENSING
A bicycle component is basically provided with a base member, a movable portion, a magnetic element and a position sensing device. The base member is configured to be attached to a bicycle. The...
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US20090054183 |
BICYCLE REAR DERAILLEUR WITH A MOTION RESISTING STRUCTURE
A bicycle derailleur comprises a base member adapted to be mounted to a bicycle, a movable member movably coupled to the base member, and a chain guide coupled to the movable member. The chain...
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US20090045601 |
BICYCLE DERAILLEUR SYSTEM
A bicycle derailleur assembly that is mounted concentrically with an axle of a rear wheel assembly. The derailleur is constructed to be mounted to the bicycle such that the derailleur is pivotable...
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US20080300076 |
BICYCLE FRONT DERAILLEUR ASSEMBLY
A manually operated bicycle front derailleur assembly includes a linkage assembly, a lever member and a connecting link. The linkage assembly is supported to a fixing member and includes an inner...
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US20080274845 |
FRONT DERAILLEUR FOR A BICYCLE
A derailleur including an articulated quadrilateral mechanism, having four parallel articulation axes is provided. At a first articulation axis, between a fixed member and a first connecting rod,...
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US20080200290 |
Bicycle freecoaster hub
The present invention refers to a bicycle hub being part of the drive mechanism 1 of a BMX bicycle comprising: an axle 5 , a first part 7 being seated on said axle 5 and being provided with...
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US20080188335 |
ROCKER ARM ASSEMBLY FOR THE REAR DERAILLEUR OF A BICYCLE
Rocker arm assembly for the rear derailleur of a bicycle, comprising an outer plate carrying a pivot pin, an inner plate and a pair of idle transmission wheels arranged between the outer plate and...
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US20080167148 |
Bicycle front derailleur
A bicycle front derailleur includes a fixed member, a movable member, a chain guide and a linking member. The fixed member is coupled to a bicycle frame. The movable member is movably coupled to...
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US20080153639 |
Bicycle rear derailleur
A bicycle rear derailleur includes a base member, a movable member movably coupled to the base member and a chain guide coupled to the movable member. The base member is configured to be mounted to...
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US20080153640 |
Bicycle rear derailleur
A bicycle derailleur is basically provided with a base member, a linkage assembly movably coupled to the base member, a movable member movably coupled to the linkage assembly and a chain guide...
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US20080146390 |
Constant torque variable speed drive train
A drive train system for human powered vehicles whereby the pedals move in a linear or slightly curved path, providing a superior ergonomic ride. Power is transmitted from the pedals by a flexible...
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US20080132364 |
ELECTRIC DERAILLEUR MOTOR UNIT
An electric derailleur motor unit is provided for a motorized derailleur assembly. The electric derailleur motor unit has a derailleur motor support, a derailleur motor, a drive train and an output...
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US20080125258 |
BICYCLE REAR DERAILLEUR
A bicycle base member adjustment assembly is provided for a base member of a rear derailleur. The bicycle base member adjustment assembly basically has a base member stopper plate, a biasing force...
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US20080081716 |
Bicycle rear derailleur
A bicycle rear derailleur includes a mounting structure with an attachment element, a support element and a locking device. The attachment element is configured and arranged to be attached to a...
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US20080073137 |
CONTINUOUSLY VARIABLE DRIVETRAIN
Drivetrains and frames for vehicles, equipment, machines, etc. Some embodiments of the drivetrains and frames are particularly suited for human powered machines, such as bicycles and exercise...
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US20080073136 |
CONTINUOUSLY VARIABLE DRIVETRAIN
Drivetrains and frames for vehicles, equipment, machines, etc. Some embodiments of the drivetrains and frames are particularly suited for human powered machines, such as bicycles and exercise...
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US20080064544 |
Bicycle derailleur
A bicycle derailleur mounting structure includes a base member and a stopper. The base member includes a first portion configured for attachment to a bicycle frame. The first portion of the base...
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US20080032835 |
Multiple Sprocket Chain Guide For Front Bicycle Derailleur
A multiple sprocket chain guide includes a guide structure mounted onto the movable metal cage of a conventional front bicycle derailleur such that the entire guide structure moves between inner...
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US20080026888 |
Bicycle front derailleur
A bicycle front derailleur includes a fixed member, a chain guide, a linkage assembly and an adjustable mounting fixture. The fixed member includes a frame mounting portion having at least one...
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US20080026889 |
Speed change device of a bicycle
A speed change device of a bicycle comprises a body having a ring clamping portion and a driven portion; the driven portion being connected to a chain driving sheet; an L shape driven arm pivoted...
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