Matches 1 - 50 out of 74 1 2 >
Match Document Document Title
7594666 Skate assembly  
A skate assembly has a boot having a substantially completely open base with a sole plate of more rigid material than the boot secured over the open base. The base has an opening extending along at...
7441787 Off road sports board  
An off road sports board provides a rider with the experience of snowboarding on dirt, gravel or other particulate materials when and where snow is not present, the sports board having an overall...
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...
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...
6676138 Roller skate  
A shoe-plate, adapted to hold a boot of a user, is pivotally mounted on the middle portion of an elongated frame. The frame has one or two rear wheels and a fork pivoted on its front portion around...
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...
6543769 Snowboard apparatus  
A simulator for snowboarding, skateboarding, water skiing and the like includes a substantially flat board having a support which permits three degrees of freedom of motion. The support can include...
6435558 Roller ski board  
A roller ski board similar to an ordinary snow ski board having a board body with bending elasticity and repellant property, and having at least one of single roller at its central portion and with...
6375204 Pitching skate board  
A skate board has a platform, at least one supporting frame integrally formed on a bottom surface of the platform and extending parallel to a longitudinal direction of the platform, and a plurality...
6254113 All terrain riding assembly  
These and other objects of the present invention are achieved by an all-terrain riding assembly comprised of a body member, including a supporting surface for feet of the user disposed between a...
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...
6237960 Roller-type skiing device for negotiating a slope  
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...
6209894 Summer sled  
A sled which will allow the user to experience the joy of sledding when there is no snow on the ground. The sled has wheel racks which are attached to the bottom of the base of the sled, and a...
6082768 Roller ski  
In one aspect, a roller ski is provided that includes a foot-supporting enclosure that enables the ski to be used without ski boots or ski bindings. In another aspect, a roller ski is provided that...
5984328 Two-wheeled skateboard  
A two-wheeled skateboard includes a board which is generally planar between a first position and a second position. A front wheel assembly is attached to the board at the first position and...
5975546 Lateral sliding roller board  
A roller board allowing the rider to slide laterally in a manner similar to a snowboard. The roller board is comprised of a platform having four fixed wheels, and two pivoting rollers positioned...
5975542 Hanger for roller skate having shock absorbing characteristics in vertical and horizontal planes  
A wheel-supporting hanger for utilization on the frame of a roller skate, this hanger having an upper mounting portion as well as front and back portions. A central cavity is defined in the front...
5901981 Roller-ski and brake apparatus  
A snow ski simulation apparatus which employs a plurality of in-line wheels mounted onto a longitudinally flexible ski chassis member having torsional rigidity which is generally greater than the...
5868408 Turf board  
The present invention provides a turf board for simulating snowboarding on snowless terrain. The turf board includes a platform, two wheel assemblies and two bindings. Each of the wheel assemblies...
5855385 Wheeled board apparatus having platform with concave sidecuts  
A wheeled board apparatus has a platform with first and second concave portions. At least two primary wheels are located along a central longitudinal axis, with at least three outrigger wheels...
5833252 Lateral sliding roller board  
A roller board allowing the rider to slide laterally in a manner similar to a snowboard. The roller board is comprised of a platform having four fixed wheels, and two pivoting rollers positioned...
5673941 Roller ski board  
A roller ski board similar to an ordinary snow ski board having a board body with bending elasticity and repellent property and a plurality of roller pairs pivoted rotatively on an under-surface of...
5566956 In-line skateboard  
An in-line skateboard for supporting a rider with his feet in side-by-side relation one on each side of the longitudinal centerline of the board has a toe abutment wall for preventing forward...
5538057 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...
5372384 Ski-turn simulator  
A wheeled simulator for enabling the practice of ski turns on "dry land." In particular, both edging of the simulated skis and preferential weighting of the "outside" simulated ski contribute to...
5372383 Steerable chassis arrangement for roller skis  
A steerable chassis arrangement for roller skis comprises a chassis and an axle assembly having an axle shaft and hollow tube. A rotatable wheel is mounted to the axle assembly such that the wheel...
5312258 Dry land snowboard training device  
A dry land snowboard training device is presented for simulating the balance and movement of a conventional snowboard on dry land, and in particular the balance and movement of a conventional...
5251934 Pair of wheeled skate-skis with brakes usable on most terrains  
Improvements made to wheeled skate-skis, set forth in U.S. Pat. No. 4,943,075, which are equipped with brakes, and used by a sportsperson who enjoys skating-skiing on the level, going uphill,...
5199735 Device for fastening footgear to a sports implement  
The device for fastening footgear to a sports implement, particularly to a cross-country ski or to a ski mounted on rollers or to a ski for Telemark skiing or to a ski for mountain skiing, has the...
5195781 Grass ski roller boards  
A grass ski is designed to simulate a snow ski in skiing characteristics. The grass ski has an elongate footboard with forward, central and rear portions. The central portion is arched lengthwise...
5127672 Hopping roller skate or ski  
A hopping roller skate comprises a hopping shoe, which comprises a shoe and a pair of coil springs with or without an elastic base plate, combined with a fixed or releasable roller skate body, and...
5125687 Rollerboard for road-skiing  
There is provided a rollerboard for road-skiing using a pair of poles and having a board body with two footholds on the both sides of the longitudinal axis thereof. A front roller assembly and a...
5106109 Convertible cart apparatus  
A cart formed with a concave top surface and a convex bottom surface mounting rollers medially of forward edges of each forward and rear edge and of the cart to permit use of the cart in a rolling...
5096225 Grass ski roller boards  
A grass ski is designed to simulate a snow ski in skiing characteristics. The grass ski has an elongate foot board with forward, central and rear portions. The central portion is arched lengthwise...
4943075 Pair of wheeled skate-skis with brakes usable on most terrains  
A pair of wheeled skate-skis, equipped with hand moved operating control cables to initiate bicycle wheel type caliper operated frictional braking pads contacting wheel rim sides to slow down...
4898403 Roller ski  
A roller ski that uses a wheel including a stationary member, a rotating tire member, and a liquid between the two to provide viscous damping to rotation of the tire member. The roller ski tire...
4892332 Braking system for roller skis  
Roller skis have an effective braking system. At least one friction producing braking element, such as a truncated cone of friction producing plastic resin (e.g. polyurethane) or rubber, is mounted...
4886298 Roller ski  
The present device is a roller ski that closely simulates the sliding, edging, turning and weighting characteristics of a snow ski. The roller ski is comprised of an exterior frame with pivotally...
4836567 Roller skis  
The invention concerns a roller ski, each of which has a longitudinal support (1) equipped with a ski binding (5) to secure a ski boot, on which support (1), front and back, rubber-tired running...
4805936 Wheeled ski  
Wheeled ski boards for off-road downhill skiing without snow are provided with a plurality of resiliently deformable off-road wheels and hand-held braking mechanisms for selectively controlling the...
4768793 Roller ski construction  
A wheeled training device for simulating cross country skiing and the like on a surface which is not covered by snow includes a platform member and a support rod which is secured to the platform...
4738456 Wheeled ski simulator  
Each of a pair of wheeled ski simulators has a two-wheel truck assembly mounted to an adjacent end of an elongate simulator frame via a journal bearing sleeve. Each bearing is located at or above...
4700958 Device apt to permit skiing on snowless ground  
A device apt to permit skiing practice on snowless ground is described. The device in question makes possible a complete efficient training, being suitable to simulate all possible operating...
4460187 Roller ski having a bridle  
A pair of roller skis, each roller including an elongated plate having a cambered front end, a pivotally mounted front wheel spring biased to maintain rotation in the longitudinal direction of the...
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...
4353566 Roller ski training device  
A roller ski training device which effectively simulates weighting, unweighting, and edging techniques of the downhill parallel snow skiing. The device includes a support frame, a pair of parallel...
4235448 Skiing simulator  
A skateboard-type platform is described using standard skateboard hardware including wheels, axles, trucks, and mounting devices and including a lowered platform for placement of the user's feet in...
4134600 Roller ski apparatus with spring suspension  
Roller ski apparatus for supporting a rider on pavement or the like comprising a foot-supporting platform equipped at its opposite ends with skate-type wheel units and a resilient suspension...
4134598 Land skis  
A land ski has an elongated support simulating a conventional snow ski and having an upper surface carrying a conventional ski-binding, as well as an opposite lower surface and front and rear ends,...
4133546 Vehicle  
The present invention relates to a coasting vehicle which is adapted to be steered. The vehicle includes a pair of parallel platforms adapted to rotate or tilt about parallel axes, the platforms...
Matches 1 - 50 out of 74 1 2 >