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Class 280/276 - Front forks and heads


Subclass of Class 280 - Land vehicles
Definition: Frames in which the front fork or the head in which it swivels
No. of patents: 466
Last issue date: 05/22/2012


1                      
NumberTitleIssue Date
8181978Bicycle suspension system
In a preferred embodiment, an ultra-light weight suspension fork for bicycles that provides smooth action of the suspension system that hitherto has been unachievable. This fork assembly contains a telescoping mechanism located in the head tube of the bicycle that u...
05/22/2012
8181979Suspension fork for a bicycle
A suspension fork for a bicycle includes at least one stanchion tube and at least one slider tube interacting therewith and a wheel receiving space adjacent thereto. The suspension fork includes a damper system with a damper chamber divided into a first chamber and ...
05/22/2012
8162343Bicycle suspension system
A mounting device is shown for mounting components to a bicycle handlebar having a handlebar axis. The mounting device includes a mounting bracket mountable to the handlebar about the handlebar axis. The mounting bracket includes a first clamp portion and a second c...
04/24/2012
8162342Shock-absorbing suspension device for a wheeled vehicle
A shock-absorbing suspension device includes a mounting rod adapted to be mounted on a frame of a wheeled vehicle, a wheel rod adapted to be mounted on a wheel axle to transmit a shock force generated as a result of movement of the vehicle over an uneven road surfac...
04/24/2012
8113529Bicycle component
A bicycle component with a wheel mount at which a wheel with a hub can be received, with the wheel mount including two tube components provided with a mounting device at each of its end portions. At the mounting device of at least one tube component a bushing device...
02/14/2012
8104782Slider tube unit for a suspension fork
A slider tube unit for a suspension fork of a bicycle, including two spaced-apart slider tubes and a wheel receiving space in-between, and at least one connector bracket connecting the two slider tubes above the wheel receiving space. The connector bracket includes ...
01/31/2012
8029010Suspension fork
A suspension fork for a bicycle includes at least one stanchion tube and at least one slider tube interacting therewith and a wheel receiving space, and a damper system. The damper system includes a damper chamber divided into a first chamber and a second chamber by...
10/04/2011
7988173Bicycle suspension system
A bicycle suspension system of the present invention generally includes a bicycle suspension and a hydraulic control assembly. The hydraulic control assembly includes a fluid pump, a fluid responder and a fluid path. The fluid pump is mountable to a bicycle handleba...
08/02/2011
7976044Shock absorber, straddle type vehicle and manufacturing method for shock absorber
A shock absorber is provided having an exterior that looks like a two-piece structure formed with an outer tube and a separate bracket without using the separate bracket. Also provided is a straddle type vehicle having a shock absorber and a manufacturing method for...
07/12/2011
7900947Bicycle suspension system
A bicycle suspension system is provided with a first tubular element, a piston, a piston rod, a first sealing member and a switching valve. The piston is coupled to the piston rod, and is slidably disposed in the first tubular element. The first sealing member is di...
03/08/2011
7900948Bicycle forks, crown, and steerer tube assembly
A fork assembly for a bicycle includes a pair of forks and a steerer tube that extend in generally opposite directions from a fork crown. The assembly includes first and second means for securing the steerer tube to the fork crown. Preferably, the steerer tube is th...
03/08/2011
7896379Motorcycles having upper and lower arms coupled with fork and frame
A motorcycle includes a frame, a fork, a from wheel, an upper arm, a lower arm, a handlebar, and a suspension element. The fork is pivotable with respect to the frame about a steering axis. The front wheel is rotatably coupled with the fork. The upper arm and the lo...
03/01/2011
7896378Motorcycle
A motorcycle with reduced fatigue due to vibrations in travel. A handle bracket is connected to an upper end of a steering shaft through a damper member, and left and right handle bodies are fixed to left and right ends of the handle bracket. ...
03/01/2011
7887077Motorcycle steering
A steering mechanism for a wheel of a vehicle defining a wheel centerline comprises a four-bar linkage. The four-bar linkage includes a ground link, a coupler link and a spaced pair of follower links. The ground link is connected to the vehicle. The coupler link is ...
02/15/2011
7784809Motorcycle having a front wheel suspension
A motorcycle having a forked front wheel support with two rigid fork arms on which a front wheel of the motorcycle is mounted, an upper trailing link provided for supporting wheel support forces connected via an upper joint to an upper area of the wheel support, and...
08/31/2010
7753388Front wheel drive recumbent bicycle
Embodiments of the present invention comprise a lightweight front wheel drive recumbent road bicycle and an associated frame. A front triangle is provided to which the drive train of a standard road group can be attached and utilized. A telescoping tube assembly is ...
07/13/2010
7744107Four-bar linkage suspension device for a wheeled vehicle
A shock-absorbing suspension device includes a mounting rod mounted on a wheeled vehicle frame, a wheel rod mounted on a vehicle wheel axle and forward of the mounting rod, a counteracting member pivotally mounted on the mounting rod and having forward and rearward ...
06/29/2010
7740263Front wheel supporting structure
A front wheel supporting structure for a motorcycle (1) includes a pair of front forks (10, 20) provided on the right and left sides of a front wheel (2) for supporting the front wheel (2) to a frame (5) of the motorcycle (1...
06/22/2010
7722069Bicycle suspension system
A bicycle suspension system is provided with a damping unit and a damping control unit to control movement of upper and lower telescopically connected tubes. A damping force adjustment valve selectively adjusts a fluid flow rate of fluid passed a damping piston. The...
05/25/2010
7708296Bicycle fork having lock-out, blow-off, and adjustable blow-off threshold
A bicycle fork includes a pair of fork leg assemblies, each of the leg assemblies having an upper leg telescopingly engaged with a lower leg. A damping assembly is provided in at least one of the legs. The damping assembly includes lock-out and blow-off compression ...
05/04/2010
7699330Four-bar linkage suspension device for a wheeled vehicle
A shock-absorbing suspension device includes a mounting rod mounted on a wheeled vehicle frame, a wheel rod mounted on a vehicle wheel axle and forward of the mounting rod, a counteracting member pivotally mounted on the mounting rod and having upper and lower linke...
04/20/2010
7669870Retrofit adjustable eccentric front motorcycle axle
An adjustable axle assembly for the front fork of a motorcycle. In the preferred embodiment, the axle is received within an eccentric axle carrier which in turn is received within mounting holes in the front fork. The mounting holes utilize a pinch bolts as a clampi...
03/02/2010
7637520Motorcycle lower fork tube cover
A lower fork tube cover is comprised of a first cover member and a second cover member that is connectable to the first cover member. A mounting bracket attaches to an inner surface of the first cover member to mount the first cover member to a front brake caliper m...
12/29/2009
7607675Suspension fork for bicycle
A fixed member is non-rotatably attached to a suspension fork, and a rotatably installed movable member is attached to the fixed member so as to be operable in the up-down direction. An index mechanism enables the state of the movable member to be selected from eith...
10/27/2009
7607676Bicycle handlebar shock absorbing assembly
A bicycle handlebar shock absorbing assembly includes a core connected with the front fork of a bicycle and a first flat surface is defined in an outside of the core. A bead sleeve is mounted to the core and includes a second flat surface in which a plurality of rol...
10/27/2009
7578514Coaxial steering and suspension for motorcycle
A motorcycle or bicycle front end having coaxial steering and suspension components, and having telescopic forks. Swing weight of the forks is dramatically reduced by removing their suspension components to the central location, coaxially within the steering tube. R...
08/25/2009
7562889Suspended front steering system for multiple rotation cycles
A telescopic steering system for a cycle includes a frame, a handlebar, a guiding piece, a steering column fixed to the frame, a plunger sliding and rotating axially in the steering column, a fork fixed to an end of the plunger, and a front wheel of the cycle positi...
07/21/2009
7559565Suspension restrain device
A telescopic suspension system that journals a front wheel can be held at a predetermined contracted state when a race is started. A holding device is provided with an automatic release mechanism that automatically releases an extension regulation when the telescopi...
07/14/2009
7543835Bicycle fork with improved steer tube and crown
A fiber reinforced plastic bicycle fork uses a reinforced crown steer tube junction extending the steer tube through a tapered socket to the brake bolt such that the metal steer tube coacts with the fiber reinforced plastic fork to preserve structural integrity in t...
06/09/2009
7540516Machine for a floating handlebar system
A apparatus for a shock absorbing handlebar steering mechanism for vehicles. ...
06/02/2009
7537231Bicycle fork assembly
A bicycle fork and frame assembly comprising a frame having a head tube including an outer dimension, a fork including a fork crown and a steerer tube positioned in the head tube, an upper bearing, and a lower bearing having a diameter. The upper and lower bearings ...
05/26/2009
7533895Flexible frame for bicycle and the like
One aspect of the present invention is comprised of a flexible rear frame member for a bicycle or velocipede. Other embodiments of the invention also include one or more assemblies, such as a rear wheel assembly, a seat assembly, a crank assembly, and strut members,...
05/19/2009
7520520Bicycle fork assembly
A bicycle fork assembly that includes a fork having a fork crown, a steerer tube, and a transition that couples the fork crown to the steerer tube to define a transition point between the transition and the steerer tube. The transition has an outer dimension that in...
04/21/2009
7520521Front fork having an air pump
A front fork has an air pump provided in one of a pair of front pipes at respective sides of the front fork. The air pump has an axle inserted into the front pipe. One end of the axle is provided with a piston, and the other end of the axle is connected to a handle....
04/21/2009
7516969Travel adjustable front suspension fork
A front suspension fork includes an adjustable device connected to at least one inner tube of the legs of the front fork and the adjustable device includes a rotatable cap which is fixed to a threaded rod which is moved up and down by rotating the cap. A pneumatic c...
04/14/2009
7497454Locking mechanism for a bicycle fork
A locking mechanism adapted for locking a bicycle fork has a locking sheath and an adjusting rod. The locking sheath is adapted to be positioned within the bicycle fork. The adjusting rod is adapted to slidably engage the locking sheath. The adjusting rod is adapted...
03/03/2009
7494145Axle with non-round tapered ends affixed into fork leg dropouts with openings that match the axle ends for a bicycle fork
The present invention relates to a bicycle fork comprising an improved axle with non-round tapered ends affixed into dropouts with openings to match the axle ends through a taper-lock affixation for improving the torsional strength of the fork and facilitate ease of...
02/24/2009
7475896Absorbable riser for recreational vehicles
A shock absorbable handlebar riser assembly is provided for use with a recreational vehicle, such as a snowmobile or ATV. The shock absorbable handlebar riser assembly includes a pair of riser arms and a shock absorbable member. The riser arms are rotatably coupled ...
01/13/2009
7448638Front bicycle suspension assembly with inertia valve
A front bicycle suspension assembly having an inertia valve is described. The front bicycle suspension assembly may include at least upper and lower telescoping tubes defining an interior volume in which a damping tube containing an inertia valve is positioned. Duri...
11/11/2008
7441622Springer type suspension
A motorcycle springer type suspension has an upper fork tree and a stanchion tube having an upper end that fits within the upper fork tree. The upper end of the stanchion tube is hidden within the upper fork tree. A retainer clamp has a push rod tube having an upper...
10/28/2008
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