Class 280/11.25 - Two-wheeled

Subclass of Class 280 - Land vehicles
Definition: Skates having two supporting wheels.
No. of patents: 27
Last issue date: 03/11/2008

Number	Title	Issue Date
7341261	Skate A skate includes a shoe body and a skating device, wherein the sole of the shoe body comprises a front part, a middle bow part and a rear part. The skating device is mounted only under the middle bow part. Therefore, the toe of the front part and the heel of the rea...	03/11/2008
7338056	One piece flexible skateboard A flexible skateboard may include a pair of direction casters mounted for steering rotation a twistable one piece skateboard. A center section may be made sufficiently narrower than outboard foot support areas which may be twisted by a rider to add energy for rollin...	03/04/2008
7165774	External wheeled heeling apparatus and method An external wheeled heeling apparatus for walking and running and transitioning to rolling on a surface is provided. The apparatus includes a sole having a forefoot, an arch and a heel portion provided with a first side of the heel portion and a second side of the h...	01/23/2007
7165773	Heeling apparatus and method A heeling apparatus includes a shoe with a unique feature in the heel that allows one to walk, run, or roll seamlessly. The appearance is that of normal footwear because of the covert wheel assembly. The stealth wheel in the heel gives one the ability to roll or sli...	01/23/2007
7063336	External wheeled heeling apparatus and method An external wheeled heeling apparatus for walking and running and transitioning to rolling on a surface is provided. The apparatus includes a sole having a forefoot, an arch and a heel portion provided with a first side of the heel portion and a second side of the h...	06/20/2006
7059613	Personal transportation device for supporting a user's foot having multiple transportation attachments A personal transport device including a transportation attachment, a foot platform situated above the transportation attachment and at least one fastener connecting the foot platform to the transportation attachment. The foot platform has two parallel extending surf...	06/13/2006
6979003	Heeling apparatus and method A heeling apparatus includes a shoe with a unique feature in the heel that allows one to walk, run, or roll seamlessly. The appearance is that of normal footwear because of the covert wheel assembly. The stealth wheel in the heel gives one the ability to roll or sli...	12/27/2005
6959933	Twin line skates A wheeled skate includes a shoe cradle for receiving a user shoe, the shoe cradle having opposing first and second shoe cradle sides; a wheel mounting structure; a wheel mounting structure elevation mechanism interconnecting the shoe cradle and the wheel mounting st...	11/01/2005
6698776	Skateboard with simulated snowboard response A skateboard for use on a hard surface, configured to simulate the response of a snowboard, has a support platform to which sets of wheels are mounted. The wheels have successively decreasing diameters mounted on a common axle. The wheels of successively ...	03/02/2004
6698769	Multi-wheel heeling apparatus A multi-wheel heeling apparatus is provided. The multi-wheel heeling apparatus has a sole with a first opening formed in a heel portion of the sole and a second opening in the sole formed adjacent the first opening. The multi-wheel heeling apparatus inclu...	03/02/2004
6592129	Pair of wheeled skate-skis with brakes usable on most terrains Improvements made to wheeled skate-skis with brakes usable on most terrains are: a hand controlled hydraulic fluid braking assembly, having a sole, resilient, curved spring, brake shoe, providing performance in comparison with the braking performance of a...	07/15/2003
6568695	All terrain riding assembly having braking capabilities An all-terrain riding assembly comprised of a body member, including a supporting surface for feet of the user disposed between a front housing member having a rotatably mounted roller member and a rear housing member having a rotatably mounted, cylindric...	05/27/2003
6474661	Base structure for roller skates A base structure for a roller skate includes a base having at least two compartments, a bottom plate secured to the base, and a number of wheel assemblies each of which is mounted in an associated compartment. The bottom plate includes a number of blocks ...	11/05/2002
6406037	Wheel assembly for a roller skate A wheel assembly for a roller skate includes a pivotal seat having a first end secured to a base of the roller skate, a wheel seat having a first end pivotally connected to a second end of the pivotal seat by a pin, and a wheel rotatably mounted to a seco...	06/18/2002
6406038	Heeling apparatus and method A heeling apparatus includes a shoe with a unique feature in the heel that allows one to walk, run, or roll seamlessly. The appearance is that of normal footwear because of the covert wheel assembly. The stealth wheel in the heel gives one the ability to ...	06/18/2002
6402162	Dual-purpose roller skate A dual-purpose roller skate includes a sole provided with front and rear open-bottomed cavities and two wheel units separately fixedly mounted in the two cavities. Each of the wheel units mainly includes a base fixedly mounted to a top of the cavity, a wh...	06/11/2002
6343800	Walking and in-line skate shoe A convertible shoe that can be used for walking or for in-line skating having an extendable and retractable wheel mechanism. The convertible shoe has cavities in the sole of the shoe capable of storing and enclosing the retracted wheel mechanism. The whee...	02/05/2002
6308964	Wheel assembly for a roller skate A wheel assembly for a roller skate includes a pivotal seat having a first end secured to a base of the roller skate, a wheel seat having a first end pivotally connected to a second end of the pivotal seat by a pin, and a wheel rotatably mounted to a seco...	10/30/2001
6241264	Steerable wheel assembly with damping and centering force mechanism for an in-line skate or roller ski A steerable wheel assembly for an in-line skate or roller ski comprises a hollow or dish-shaped wheel (11), a wheel bearing (13), and a wheel support (14) connecting the wheel (11) to a steering pivot (16) which is substantially disposed at a distance mea...	06/05/2001
6045142	Skate A in-line skate is converted to all terrain use by attaching mounting brackets which carry large wheels and a suspension system....	04/04/2000
5398950	Interchangeable roller skate The present invention generally relates to a roller skate, and preferably an in-line roller skate having a foot platform suspended between front and rear wheels for increased stability. One feature the present invention is a retractable wheel positioned b...	03/21/1995
4763909	Wheel or slide mounting in an amusement/exercise foot mounted device An amusement occupant-propellable exercising device that has a platform intended to be securable to the foot of the user of the device and at least one glide set attached to the platform for travel along a surface. Each glide set is composed of a crank ar...	08/16/1988
4709937	Two-wheeled combination roller skate-ski A two-wheeled combination roller skate-ski includes a base with safety straps and front brake, two wheels, a transverse frame and a longitudinal frame. A player may select to use either the transverse frame or longitudinal frame to mount the wheels outwar...	12/01/1987
4623158	Sporting knee boot for sliding, skating and skiing A paired sporting device that consists of a knee contoured shell, here called knee boot, of light weight sheeting material, that engulfs the user's kneeling knee, covering the weight bearing area of the knee, the sides of the knee joint, medially and late...	11/18/1986
4541643	Two wheel skating device The two wheel skating device of the present invention contains two large size wheels with each over four inches in diameter. The wheels are symmetrically arranged on opposite sides of a frame which accommodates a skater's shoe. The wheels are rotationally...	09/17/1985
4363492	Roller ski for training long distance skiing A roller ski comprising a foot plate (6) supported by a forward and a rear pneumatic rubber wheel (7, 8) and provided with rigid supporting members (9) arranged to support the user's leg laterally at a level between the foot and the knee and at the same t...	12/14/1982
4310168	Pneumatic wheel skate device A skate device includes a molded plastic form, a triangular plate and a pneumatic wheel. The plastic form is adapted to fit about the foot and has slightly downward extending forward and rear integral portions. The triangular plate is mounted under the mo...	01/12/1982

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Class 280/11.25 - Two-wheeled