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| Number | Title | Issue Date |
| 7195322 | Vibration-proof wheels for wheeled luggage A luggage wheel assembly comprises an L-shaped bezel including a hollow lower portion of arcuate section, and a well defined by the lower portion for receiving a wheel; and a shock absorber extended from the wheel into the lower portion. Lower, oblique first slot an... | 03/27/2007 |
| 7125083 | Wheel with dual density A wheel is provided for coupling to a bearing case at an outer cylindrical surface and a lateral annular surface of the bearing case. The wheel includes an inner wheel portion with an annular body defining a central hole with an inner cylindrical surface and a later... | 10/24/2006 |
| 7108331 | Generation of in-line skates and skate-boards with safety “EDGING FRICTION CONTROL™” The invention discloses a technology to safely control speed and brake on in-line skates using a ski-like technique, wherein in-line skate wheels can rotate both vertically and at an angle. When angled (or “canted”) the wheels contact a friction strip within the... | 09/19/2006 |
| 7096902 | Vacuum cleaner A vacuum cleaner includes a housing and at least one running roller operatively connected to the housing. The roller has a hub, a running ring, a wall connecting the running ring and the hub. The wall has two side surfaces and a curved cross-section between the runn... | 08/29/2006 |
| 7004504 | Method for skate board identification A cover designed to accommodate the unique shape of a wheel for a skate board. In one embodiment, the cover snaps onto the wheel. In another embodiment, security of the cover to the wheel by an adhesive gasket. Various patterns are punched into the cover providing d... | 02/28/2006 |
| 6953225 | Dual hardness skateboard wheel 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, because of its lower durometer... | 10/11/2005 |
| 6904641 | Adjustable eccentric axle caster assembly for pallet truck An adjustable eccentric axle caster assembly for a pallet truck is provided. The adjustable caster assembly includes an eccentric axle, a caster wheel mounted on the eccentric axle, and a fastener for securing the eccentric axle to provide a desired caster wheel pos... | 06/14/2005 |
| 6848750 | Generation of in-line skates and skate-boards with safety “edging friction control™” The frame of an in-line skate (FIG. 8B) supports a wheel (10), allowing a skater to effectively slow down and stop, using an athletic stance that skiers on snow and ice skaters on ice use. The wheel (10) has a hub (20A), allowing a wheel to rota... | 02/01/2005 |
| 6637827 | Generation of in-line skates and skate-boards wtih safety "edging friction control™" The frame of an in-line skate (FIG. 8B) supports a wheel (10), allowing a skater to effectively slow down and stop, using an athletic stance that skiers on snow and ice skaters on ice use. The wheel (10) has a hub (20A), allowing a wheel to rotate around ... | 10/28/2003 |
| 6592189 | Skate wheel 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 layers are preferabl... | 07/15/2003 |
| 6561592 | Running wheel arrangement The present invention relates to a running wheel arrangement having a hub and a running wheel, which is rotatably supported on the hub. Furthermore, the hub includes an internal hub and an external hub which are provided substantially in a manner fixed fo... | 05/13/2003 |
| 6322153 | Self-suspending wheel An outer wheel, tire and rim, is mounted onto an inner wheel or hub and is adapted for low friction rotation on the hub. An arm is pivotally attached to the inner wheel and carries a receiver for the axle upon which the wheel is mounted so that the axle i... | 11/27/2001 |
| 6227622 | Multilayer skate wheel 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 ring configuration a... | 05/08/2001 |
| 6164729 | Skate wheel and method of applying indicia to a portion of a skate wheel An in-line skate wheel and a applying indicia to a part thereof so that the indicia does not wear off before the wheel needs to be replaced. The skate wheel includes a hub having an internal bearing surface and an outer surface, a see-through tire formed ... | 12/26/2000 |
| 6135568 | Roller skate wheel assembly A skate wheel (1) includes a gas-filled tire tube (30) that is secured to the tire rim (21) of a bearing frame (20) by molding a cover layer (40) around the tube and frame to form an integrated wheel assembly which provides buffering and shock-absorbing f... | 10/24/2000 |
| 6102091 | Hollow core pneumatic wheel having contour conforming polyurethane wall 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 polyurethane annular bl... | 08/15/2000 |
| 6085815 | Pre-pressurized polyurethane skate wheel The present invention is a pre-pressurized in-line skate wheel which is capable of being pressurized at low levels and which further includes an integral bladder device having an annular tube and three bladder rods which are in fluid communication with re... | 07/11/2000 |
| 6068343 | Skate wheel 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 spaced from the i... | 05/30/2000 |
| 6050648 | In-line skate wheel 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 ring. The polyethy... | 04/18/2000 |
| 5971495 | Roller skate wheel assembly 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 functions during skating.... | 10/26/1999 |
| 5922151 | Polyurethane skate wheel with shaped foam core An in-line skate wheel having a shaped foam core which cooperates with load bearing side walls to dictate degrees of flexure of such walls in response to loading thereof from different directions. The wheel structure includes a polyurethane tire body whic... | 07/13/1999 |
| 5908519 | Hollow core in-line skate wheel having contour conforming polyurethane wall A skate wheel including a hard urethane hub formed with a drop center between radially projecting guide flanges, and including stand-off ribs disposed in equidistant spaced relation thereabout. Pairs of centering fins are spaced axially along a number of ... | 06/01/1999 |
| 5860707 | In-line skate wheel 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 ring. The polyethy... | 01/19/1999 |
| 5853225 | Roller skate wheel assembly 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 functions during skating.... | 12/29/1998 |
| 5813678 | Inline skate and skate wheels having pneumatic braking element An inline hockey roller skate and wheel which includes braking and tread elements. The two elements have surfaces formed of a tough resilient material, such as urethane, disposed over a strong cage like frame. The frame and the tough resilient material pr... | 09/29/1998 |
| 5733015 | Wheel with a semi-permanently enclosed annular material A wheel, preferably adaptable for use with a skate, is provided having a semi-permanent stiffness-modulating insert. The wheel comprises a toroidal wheel component having a hollow toroidal core which can be filled with a stiffness-modulating material. The... | 03/31/1998 |
| 5655785 | High performance in-line roller skate wheels High speed, light weight wheels are provided for in-line roller skates. The high performance wheels each have at least one bearing, a special hub with a light weight fiber-reinforced core, and a high performance tire. The core can comprise symmetrical cor... | 08/12/1997 |
| 5641365 | Pre-pressurized in-line skate wheel A pre-pressurized in-line skate wheel including a hard polyurethane hub having a drop center formed between radially projecting guide flanges formed with axially projecting windows as spaced equidistant thereabout in an annular array. A bladder device inc... | 06/24/1997 |
| 5632829 | Pneumatic in-line skate wheel 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 shock absorption. The... | 05/27/1997 |
| 5630891 | Pneumatic in-line skate wheel 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 shock absorption and ... | 05/20/1997 |
| 5560685 | Cushioned wheel for roller skates The invention discloses a wheel for roller skates, comprising: a tubular central body (1, 15) suited to lodge in its interior one or two bearings (2, 3) inserted in the supporting pivot (4) of said wheel and a toroidal covering layer (5) wrapped around sa... | 10/01/1996 |
| 5388623 | Elastic wheels and a pair of skis provided with the elastic wheels A pair of roller skis 300 each constituted by attaching elastic wheels 302 to a boot-placing plate 301 in the front thereof and at the back thereof. The elastic wheels 302 each comprises a wheel supporting means having a circular rim part on the outer per... | 02/14/1995 |
| 5308152 | Wheel unit for in-line roller skate A wheel adapted for use on a roller skate or the like includes a wheel member made of elastomer having shock-absorbing property, and a pair of disk members embedded into a central hole of the wheel member, and combinable with each other for firmly clampin... | 05/03/1994 |
| 4070065 | Wheel for skateboards and roller skates 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 on the radially in... | 01/24/1978 |
| 4040670 | Method of molding a skate wheel having a polyester core and a polyurethane case and the product thereof 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 is injection molde... | 08/09/1977 |
