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6237960 |
A roller-type skiing device, in particular a roller ski or a roller skiboard, includes a chassis defining a longitudinal axis and having an underside bounded by an envelope. Supported by the chassis is at least one row with a plurality o...
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6176553 |
A wheel for skates comprises a hub which is rotatably associable with a pivot and with which a tread is associated. A plurality of grooved regions are formed in the lateral surfaces of the tread and run gradually toward the median plane ...
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6036278 |
There is disclosed an improved skate wheel for an in-line skate comprising a hub for rotation about an axis and a plurality of cores of material disposed about the hub to be coaxial therewith, the outer core of material being harder than...
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6019378 |
Each wheel of an inline roller skate incorporates multiple tires, with a center tire allowing straight-ahead skating and the two side tires allowing maneuvering forces. Leaning the skate such that none of the tires makes good contact wit...
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5901970 |
Novel tempered rust resistant steel wheels for installation on conventional in-line four wheel roller skates, parallel four wheel roller skates, and, in-line five wheel roller skates that convert traditional ground roller skates into ice...
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5829757 |
Disclosed is an in-line skate wheel that includes: (a) a braking portion including a high friction surface material having a hardness from about 75 to about 95 Shore A, and a coefficient of friction from about 0.45 to about 1.5; and (b) ...
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5725284 |
There is disclosed an improved skate wheel for an in-line skate comprising a hub for rotation about an axis and a plurality of layers of material disposed concentrically about the hub, each of the layers consisting of a material having a...
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5718499 |
A new Roller Blade Wheel Lighting System for increasing the visibility of the user when roller blading in darkness, without requiring an external power source. The inventive device includes a transparent cylindrical plastic rim rotatably...
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5527100 |
In-line roller skates capable of riding at high speed on a skating surface and of being braked by the skater without the need for braking pads or similar expedients for this purpose. Each skate is provided with a set of composite wheels ...
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5411320 |
The "WHEELS THAT PROVIDE LATERAL FRICTION ON ICE" consists of a wheel with a set of grooves around its outer exterior circumference. Said outer exterior circumference may be either flat or angled as viewed from a point perpendicular to t...
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5401037 |
In-line roller skates whose wheels make it possible for a skater to stop without the need for a braking pad or other special expedients for this purpose. Each skate includes a boot to accommodate the skater's foot and a frame secured to ...
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5259632 |
A skateboard, adapted for use on ice, utilizes a blade assembly comprised of a bushing member, a blade member and a body member. The bushing member has an outer surface and an inner surface, the inner surface defining an aperture adapted...
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5226673 |
A braking assembly and method are disclosed for use with wheeled skating apparatus having a plurality of wheels rotatably connected with a support structure, the assembly including a band of relatively resilient material positioned at th...
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5129709 |
A wheel adapted to be rotated about a normally horizontal axis perpendicular to a normal direction of travel has a hub centered on the axis and a central core body made of a hard material and coaxially surrounding the hub. This core body...
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4699432 |
A safety wheel has on the surface thereof a tread design comprised of a relatively hard material which defines interstitial spaces, which spaces are filled with a relatively soft material. The overall surface of the resulting safety whee...
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4208073 |
The wheel is made up of first and second annular wheel portions comprised respectively of low and high coefficient of friction materials; for example, urethane and rubber. These annular portions are bonded together in coaxial relationshi...
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2485304 |
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1983869 |
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1562124 |
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1489197 |
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1050490 |
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0284009 |
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0282156 |
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0279406 |
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