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7032980 |
A wheel for a child's toy formed from a first and second section. The first section is made from a material having a Shore A durometer of 100 or less. The second section is disposed within the first section. The second section is made fr...
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6953225 |
A multi-element skateboard wheel having at least two different hardness surfaces including a softer center exterior surface and a harder side exterior surface. The softer center surface is the principal weight supporting surface which, b...
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6592189 |
A skate wheel includes an outer polymeric layer, an inner polymeric layer, and an intermediate layer. The inner polymeric layer has a hardness which is less than the hardness of the outer polymeric layer. The inner and outer polymeric la...
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6482140 |
A roller is structured so that one or a plurality of grooves are recessed on an outer peripheral surface of an outer race in a bearing, a part of a synthetic resin tire integrally adhered to the outer race of the bearing is inserted and ...
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6227622 |
A skate wheel and method of making the same are provided. The skate wheel includes multiple materials of differing durometers disposed on an inner hub. First, a solid or microcellular urethane is seated on an outer rim of the hub in a ri...
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6102091 |
A urethane wheel including a hard urethane hub formed with a rim facing radially outward, and including stand-off ribs spaced equidistant thereabout. The stand-off ribs having centering notches opening radially outward. A thin wall polyu...
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6068343 |
An in-line skate wheel including a hub that positions and supports a bladder generally about the center line of the hub. The wheel hub comprises an inner surface forming a bore for receiving a wheel axle, an outer circumferential surface...
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6050648 |
An in-line skate wheel includes an polyethylene closed cell foam ring surrounding the outer cylindrical surface of a hard plastic hub. Polyurethane is molded onto the outer cylindrical surface of the hub and surrounding the polyethylene ...
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5979993 |
A skate wheel includes a gas-filled tire tube that is secured to the tire rim of a bearing frame by molding a cover layer around the tube and frame to form an integrated wheel assembly which provides buffering and shock-absorbing functio...
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5979992 |
A wheel assembly for use on wheeled devices such as in-line skates. The wheel assembly includes a hub having plurality of support elements radially extending from the exterior of the hub. Each of said plurality of support elements has a ...
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5971495 |
A skate wheel includes a gas-filled tire tube that is secured to the tire rim of a bearing frame by molding a cover layer around the tube and frame to form an integrated wheel assembly which provides buffering and shock-absorbing functio...
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5967618 |
An in-line roller skate wheel is formed of a polyurethane tire injection molded onto a plastic hub, also formed by injection molding. The hub includes semicircular recesses along the outside rim to prevent the tire from slipping with res...
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5942068 |
A method for making a non-metallic, fiber reinforced wheel for an in-line skate and similar rolling articles. Resin impregnated carbon fibers are compression molded to form a high strength and very stiff (i.e. rigid) annular hub having a...
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5924705 |
Single-track roller skate comprising at least three wheels which are disposed one behind the other and the rolling faces of which comprise in the cross-section substantially identical curvatures, wherein at least one front and/or rear wh...
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5897170 |
The present invention relates generally to a hub for a skate wheel. The hub includes a central core member defining a bore for receiving an axle. A central axis of rotation passes through the center of the bore. The hub also includes fir...
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5860707 |
An in-line skate wheel includes an polyethylene closed cell foam ring surrounding the outer cylindrical surface of a hard plastic hub. Polyurethane is molded onto the outer cylindrical surface of the hub and surrounding the polyethylene ...
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5839814 |
A miniaturized lighting apparatus for a rotating object includes a light-emitting diode (LED), a centrifugal switch, a tiny 3 volt power source, and electrical conduits. The switch is configured to provide power to the LED only upon appl...
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5797658 |
A wheel for an in-line skate includes a hub having a central core. First and second anchors extend radially from the core. The anchors are positioned on the core in spaced apart relation to define a material receiving volume between the ...
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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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5632829 |
A pneumatic in-line skating wheel having a tire body and central hub chemically bonded during a polyurethane casting process and further including an annularly encapsulated air bladder centrally spaced within the tire body to provide sho...
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5513861 |
Improved support and adjustment of the frame on the boot are obtained by providing mounting brackets that extend transversely outwardly and beyond the underlying side walls between which the roller wheels are mounted and that contain tra...
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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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5320418 |
This invention provides for a skate wheel structure including an outer arcuate shell (1) molded to an inner barrel (2). The outer arcuate shell (1) includes a series of spaced apart arcuate shell segments (20) which are joined each to th...
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5275473 |
An improved shopping cart wheel which includes a hub which has bearing supporting cavities. The outer bearing is fabricated from a polymer, and the inner bearing is likewise fabricated from a polymer and has a cylindrical portion which e...
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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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5028058 |
An in-line roller skate includes a new lightweight frame and brake of synthetic material and embodies structurally interacting components which cooperate to counter and absorb the strain and shock of road bumps and vibration encountered ...
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4592595 |
A wheel construction especially adapted for use with a shopping cart and the like, including a wheel of a first relatively inexpensive material comprising a central hub defining a central opening providing an axis of rotation for the whe...
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4070065 |
A molded plastic wheel is formed with a thin annular groove extending inwardly from its outboard end so as to provide a resiliently yieldable, radially thin peripheral tread portion backed up by a thick relatively rigid band of material ...
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4040670 |
A method of making a skate wheel is formed of a transparent, high strength rigid core having a high degree of clarity, which firmly secures and positions a pair of inner bearing races. A transparent wear resistant resilient wheel casing ...
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3501162 |
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2871061 |
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2241685 |
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1866134 |
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0328476 |
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