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Land Vehicles > Wheeled > Occupant Propelled Type > Frames And Running Gear > Yielding > Rear Forks

Rear Forks

Rear Forks patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

10/25/07 - 20070246909 - Bicycle frame
A bicycle frame has a front frame, a lower bracket assembly, an upper bracket assembly, a rear frame and a shock absorber. The front frame has a head tube, a down tube, a bottom bracket shell and seat tube. The lower bracket assembly is connected pivotally to the bottom bracket ...

09/13/07 - 20070210555 - Bicycle with rear suspension
A bicycle frame set comprising a main frame and a rear wheel suspension system including a swing-arm, a first link member and an intermediate lower link member. The swing arm has a forward end pivotally connected to the main frame. The swing-arm pivots such that a rear wheel axle on ...

05/17/07 - 20070108725 - Bicycle rear wheel suspension system with controlled variable shock rate
The shock rate (SR) changes throughout the vertical wheel travel of the rear wheel, such that the change in the shock rate dSR/dVWT has a change in sign as the rear wheel travels through its vertical wheel travel. The shock rate may at first decrease in value and subsequently increase, ...

05/03/07 - 20070096426 - Integrated bicycle shifting and suspension system
An integrated shifting and suspension system for a bicycle coordinates suspension settings with gear selections. A mechanical cable linkage between a derailleur and an adjustable shock absorber couples the shifting and suspension settings of a bicycle. This coupling automatically adjusts the suspension to a firm setting when a rider selects ...

02/08/07 - 20070029754 - Tension adjusting device for a transmission system of a bicycle
A tension adjusting device for a transmission system of a bicycle includes a rear frame pivotally and linearly mounted to a front frame of the bicycle, the rear frame including a pair of arms parallel to each other and connected to each other. Each arm includes a rear end for ...

09/07/06 - 20060197306 - Bicycle with rear suspension
A bicycle frame set comprising a main frame and a rear wheel suspension system. The rear wheel suspension system comprises a first link member with an upper end pivotally connected to a seat tube of the main frame at a link pivot point located rearward of an axis extending between ...

08/17/06 - 20060181053 - Bicycle suspension system
A suspension system may include a front frame connected to a front wheel, a shock absorber pivotally connected to the front frame, and a rear frame connected to a rear wheel supported by a ground contact point. The shock absorber may include a preset pressure substantially equal to a pressure ...

07/27/06 - 20060163837 - Folding bicycle constructed from plate frame elements
A bicycle frame design using plateframe structural elements for a high performance, full suspension bicycle having the ability to fold up in a package of compact size is provided. The main frame is formed by opposed plate frame elements (1, 2), patterned in the ergonomic dimensions and component arrangements therefrom ...

06/08/06 - 20060119070 - Bicycle suspension systems
A bicycle rear wheel suspension system in which plural interconnections are provided of rear wheel-supporting components, at which interconnections there occurs pivotal traverses contributing to urging the axle of the rear wheel along a path providing positions of movement therealong to achieve a desired extent of pressure feedback to the ...

05/25/06 - 20060108769 - Bicycle suspension assembly
A bicycle suspension assembly elastically supports a first frame member to a second frame member. The suspension assembly preferably forms a bottom bracket unit that allows the rear frame member to pivot about the axis of the bicycle crank axle without any adverse affects to the drive train assembly. Preferably, ...

05/11/06 - 20060097475 - Personal mobility vehicle suspension system having a compensation mechanism
A personal mobility vehicle (PMV) is provided having suspension assemblies located on lateral sides thereof. The suspension assemblies each include a main pivot arm having first and second main-arm-ends, an intermediate portion, and a first wheel connected to the first main-arm-end. The intermediate portion is pivotally connected to one of ...

03/23/06 - 20060061059 - Rear suspension of a two-wheel vehicle or the like
The present invention relates to a rear suspension for a vehicle such as a bicycle, a motorcycle or the like, of the type that includes a frame (1), a swinging arm (7) integral with the frame (1) carrying the axle (11) of the hub of a drive wheel and a ...

02/02/06 - 20060022429 - Bicycle suspension apparatus and related method
Bicycles are disclosed which include a rear wheel suspension system. The rear wheel suspension of the present bicycles are designed to move an instant center to track a chain torque line of the bicycle and generally improve performance of the bicycles. In certain embodiments, the rear wheel suspension system includes ...

12/29/05 - 20050285367 - Bicycle rear suspension system
A bicycle rear suspension system has a virtual pivot point that is close to a junction between a chain and a front driving sprocket when a piston rod travels relative to a cylinder body by ¼ to ⅓ of a maximum displacement value, and that moves rearwardly when a rear ...

10/27/05 - 20050236804 - Cycle suspension assembly
The invention described is a two phase bicycle rear suspension assembly. The two phases allow for maximum suspension travel over very uneven terrain. The arrangement is such that when a bicycle fitted with the assembly is being pedalled, the second phase is locked out and lost pedalling energy due to ...

09/22/05 - 20050206122 - Rear arm for motorcycle
A rear arm 15 for a motorcycle obtained by weld-bonding left and right arm molded bodies 2 and 3 made of aluminum alloy die-cast, which are formed by dividing pivot sections 2b and 3b and cross member sections 2c and 3c into left and right parts along a body central ...

08/25/05 - 20050184483 - Rear suspension system for bicycles
This application relates to rear suspension system for bicycles, such as freeride, downhill and trail-style mountain bikes. The suspension system includes a rear suspension for coupling the rear wheel of the bicycle to the bicycle frame, a rear shock absorber disposed entirely in front of the seat tube of the ...

08/04/05 - 20050167943 - Damping force controller of shock absorber for motorcycle
A damping force controller of a motorcycle shock absorber enables the motorcycle to jump high when needed in a stabilized attitude and to run downhill in a stabilized manner while preventing the rear wheel from bouncing. The damping force controller of a motorcycle shock absorber is adapted to regulate the ...

07/21/05 - 20050156402 - Rear bicycle suspension
A rear bicycle suspension has a main frame including a seat riser tube, a down tube, head tube, and a bottom bracket housing having left and right sides, a guide arm and a shock mount attached to the main frame, a pair of swing arm assemblies each one in pivotal ...

07/14/05 - 20050151344 - Living hinge member and suspension
A structural member (38, 40) is designed to have a first portion having a first composite layup, a second portion having a second composite layup, and at least one center portion having at least a third composite layup such that it can flex near a desired point of the structural ...



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