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Class 280/279 - Front forks and heads


Subclass of Class 280 - Land vehicles
Definition: Frames in which the invention resides in the front steering
No. of patents: 485
Last issue date: 01/10/2012


1                      
NumberTitleIssue Date
8091909Axles, such as for bicycles
A suspension for a two-wheeled vehicle includes first and second fork legs. Each fork leg includes a dropout. Each dropout has an opening therethrough. At least a portion of one of the openings is threaded. Each of the dropouts includes a split-clamp pinch bearing d...
01/10/2012
8087685Securing device for head tube bearings, and method for securing head tube bearings
The invention relates to a securing device for head tube bearings of two-wheel vehicles, e.g. bicycles. The head tube bearing comprises a top and a bottom bearing unit, with the aid of which a tubular shaft of the fork of the two-wheel vehicle can be rotatably conne...
01/03/2012
8083246Plated bicycle fork steerer tube
The present invention is directed to a bicycle fork steerer tube of fibre composite material with a layer of metal circumferentially about the exterior of the fibre composite material. The layer of metal assists in wear resistance and increases strength. ...
12/27/2011
8079609Aerodynamic brake system
An aerodynamic braking system is disclosed herein. In particular, the brake arms may define an aerodynamic leading portion or edge and may be integrated into the legs of the front fork. Also, the brake arms may be disposed behind the bottom bracket shell to take the...
12/20/2011
8029011Adjustable handlebar assembly for a saddle-type vehicle
An adjustable handlebar assembly for a saddle-type vehicle includes a base member, a support member, a left handlebar and a right handlebar. The support member is rotatably coupled to the base member and each of the left handlebar and the right handlebar is attached...
10/04/2011
8020884Bicycle handlebar stem assembly
A bicycle including a main frame, a front fork rotationally coupled to the main frame, a rear wheel rotationally coupled to the main frame, a front wheel rotationally coupled to the front fork, a handlebar, and a stem assembly coupling the handlebar to the front for...
09/20/2011
7976045Bicycle front fork assembly
A bicycle front end assembly is provided which is configured to reduce aerodynamic drag. In particular, an axis shaft of a fork may be mounted to a head tube of a bicycle frame. A fork head may be disposed in front of the head tube for providing a front end assembly...
07/12/2011
7963540Bicycle front fork assembly
A bicycle front end assembly is provided which is configured to reduce aerodynamic drag. In particular, an axis shaft of a fork may be mounted to a head tube of a bicycle frame. A fork head may be disposed in front of the head tube for providing a front end assembly...
06/21/2011
7950681Bicycle steerer assembly having captured fork legs
A bicycle steerer assembly that includes a stub tube, a steerer tube that extends upward from the stub tube, a pair of forks, and a fork crown or crown cap. A key and keyway are formed between the stub tube and a crown portion of each fork. The crown cap overlies th...
05/31/2011
7909346Bicycle with asymmetric steerer tube
A bicycle steerer tube assembly having an oblong asymmetric cross section formed along a portion of the steerer tube. The asymmetric portion of the steerer tube has a first diameter that is generally aligned with an axis of rotation of the front wheel and a second d...
03/22/2011
7909345Triple tree system for mounting motorcycle handlebars
A triple tree system for mounting the front fork of a motorcycle to the handlebars and to the frame thereof. The system includes upper and lower triple tree members. The upper triple tree member includes a pair of apertures, each containing a threaded connector memb...
03/22/2011
7896380Top cover for headset of bicycle
A top cover for a headset of a bicycle includes a bottom ring, a side wall, a C-shaped clip and a fastening unit. The side wall extends upwards from the bottom ring. The C-shaped clip extends upwards from a top end of the side wall and has a through hole at each of ...
03/01/2011
7841612Bicycle fork and steering tube
A combination bicycle fork and steering tube assembly is formed with a pair of downwardly directed, mutually converging end closure tabs that are bent over into abutment and welded together to define peripherally enclosed fork openings at the ends of the steerer tub...
11/30/2010
7815206Securing device for a bicycle front fork
A securing device for a bicycle front fork has a clamping sleeve, an upper pressing base and a lower pressing base. The clamping sleeve is hollow, is made of a resilient material and has a C-shaped cross section. The upper pressing base is attached to a top end of t...
10/19/2010
7793958Adjustable-caster angle device for a motorcycle
Device includes plates which are connected by an axle that extends through a guiding piece and a ball joint element positioned at the ends of a column tube. Rotating elements are disposed in the plates and enable same to rotate around the axle which is blocked in ro...
09/14/2010
7789409Aerodynamic fork mast structure
A front fork for a bicycle having an upwardly extending mast of an aerodynamic teardrop shape to which a handlebar may readily be attached. ...
09/07/2010
7744108Stem front CAP
A stem front cap for the stem of a bicycle, including: a body having a mounting part that is adapted and structured for receiving and securing a handlebar in conjunction with a stem. A receiving section at the body of the stem front cap is provided for receiving and...
06/29/2010
7740264Quick release stem
A stem connecting the handlebars and steerable fork of a cycle has one tube attached to the handlebars and another tube attached to the steerable fork with the tubes capable of being rotated and locked with respect to one another. This arrangement allows for various...
06/22/2010
7731214Axles, such as for bicycles
A suspension for a two-wheeled vehicle includes first and second fork legs. Each fork leg includes a dropout. Each dropout has an opening therethrough. At least a portion of one of the openings is threaded. Each of the dropouts includes a split-clamp pinch bearing d...
06/08/2010
7699331Motorcycle-stance alteration kit
A motorcycle-stance alteration kit is described. The kit includes a handlebar clamp, a fork clamp, and a footpeg extension. The handlebar clamp is formed to connect with a motorcycle's fork clamp and reposition the motorcycle's handlebar to alter a user's riding sta...
04/20/2010
7699332Stem assembly for a bicycle
A stem assembly for a bicycle has a body, a clamp and a connecting device. The body is connected to the bicycle between a head tube and a handlebar and has a handlebar mount and a fork mount having two smooth recesses. The clamp is mounted in the body and around the...
04/20/2010
7669871Bicycle wheel securing adapter and bicycle fork using the same
A wheel securing adapter is provided in a bicycle fork to attach a skewer of a wheel securing axle thereto. The wheel securing adapter is disposed in an axle mounting opening of the fork. The wheel securing adapter has an internally threaded bore and an external sur...
03/02/2010
7654547Cycle headset
The headset rotationally connects a fork pivoting tube (1) to a steering tube (2) of a cycle frame. It includes a lower roller bearing (3), an upper roller bearing (4), and an element (9, 10) for axially locking the lower and upper...
02/02/2010
7654546Bicycle wheel securing structure
A bicycle wheel securing structure includes an adapter, an axial retaining arrangement and a holding member. The adapter is configured and arranged to be mounted in an axle mounting opening of a bicycle fork and has an axial bore that is at least partially threaded....
02/02/2010
7654548Bicycle wheel securing structure
A bicycle wheel securing structure is basically provided with a bicycle fork, an adapter and a holding member. The adapter includes a first portion defining a maximum width of the adapter and a second portion extending axially from the first portion with the second ...
02/02/2010
7637521Bracket to mount a steering assembly
A bracket attaches rigidly to the steering head tube member at the front of a motorcycle frame, so that the fork steering assembly can be relocated and pivotally attached to the front of the bracket. This bracket permits the fork steering assembly to be mounted in a...
12/29/2009
7591474Bicycle fork and steering tube
A combination bicycle fork and steering tube assembly is formed with a pair of downwardly directed, mutually converging end closure tabs that are bent over into abutment and welded together to define peripherally enclosed fork openings at the ends of the steerer tub...
09/22/2009
7571920Bicycle front fork assembly
A bicycle front end assembly is provided which is configured to reduce aerodynamic drag. In particular, an axis shaft of a fork may be mounted to a head tube of a bicycle frame. A fork head may be disposed in front of the head tube for providing a front end assembly...
08/11/2009
7503575Body frame of two-wheeled vehicle
A body frame of a two-wheeled vehicle. The body frame typically includes a head pipe to which a steering shaft extending substantially vertically is rotatably mounted. The head pipe includes an upper head pipe and a lower head pipe that are configured to be molded a...
03/17/2009
7487988Vehicle steering head
Vehicle steering head for a trike includes a hollow support. A connecting member is adapted to connect a wheel fork to a handlebar. The connecting member is rotatably mounted to the hollow support. A pin is arranged within the hollow support and is structured and ar...
02/10/2009
7464950Continuous fiber carbon fork
A continuous fiber reinforced plastic bicycle fork has continuous fibers extending from the tip of the fork blades to the steer tube, formed through optimum compaction, low void molding resulting in precise forming of the fork shell such that a metal steer tube, met...
12/16/2008
7441961Seal device for bicycle steering bearing assembly
A seal device for a bicycle steering bearing assembly includes a seal ring having a tubular insertion and a flange extends radially horizontally from one end of the insertion. A tapered mask has a first open end which is engaged with a groove in an outer periphery o...
10/28/2008
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
7438306Motorcycle rake and trail adjuster
A motorcycle fork rake extension kit provides an increased fork rake without welding and maintains a favorable trail. The extension kit includes an upper adapter block fixedly attached to an upper end of a steering head of a motorcycle frame and a lower adapter bloc...
10/21/2008
7434823Suspension system for vehicles
A suspension arrangement for the wheels of vehicles comprising links (1 & 2), of equal pivotal length rotatably attached to the chassis or body at one end, at upper and lower chassis attachment points (3 & 4), and an axle support link (
10/14/2008
7425009Front fork apparatus in two-wheeled vehicle or the like
In a front fork apparatus of a two-wheeled vehicle or the like in which left and right front fork constituted by vehicle body side tubes and tire wheel side tubes which are slidably fitted to each other, are provided in both left and right sides of a front wheel, an...
09/16/2008
7413207Front fork for a bicycle
A front fork for a bicycle includes an upright tube and two arms all of which are made of fiber reinforced material. The two arms extend substantially parallel from a bottom of the upright tube. The two arms each have two inner tubes abutted together and an outer tu...
08/19/2008
7407176Bicycle stem with interlocking joint in the handlebar clamp and associated methods
A bicycle stem includes a handlebar clamping portion and handlebar clamping member having respective first and second clamp surfaces defining interlocking joints. Each interlocking joint may include a recess and a projection therein to resist relative sliding motion...
08/05/2008
7398986Bicycle front fork assembly
A wheel support portion for a bicycle, such as a front fork assembly, arranged to reduce vibrations that originate at the bicycle wheel and are transmitted to the rider of the bicycle through the wheel support. Desirably, the front fork assembly is configured to be ...
07/15/2008
7396032Bicycle headset structure
A bicycle headset structure is provided to aid in the mounting of a steerer tube of a front fork to a head tube of a bicycle frame. The bicycle headset structure is configured such that a device can be mounted in the steerer tube and the headset is appropriately loa...
07/08/2008
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