Roller skates Skate-boards

AHUMAN NECESSITIES A63Sports, games A63CSKATES SKIS ROLLER SKATES DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE

A63C17/00Roller skates Skate-boards

A63C17/0006Accessories A63C17/0013Devices used in combination with the skate but not fixed to it A63C17/002Covers; Guards A63C17/0026Roller skates used otherwise than standing or sitting on them A63C17/0033with a castor wheel A63C17/004with auxiliary wheels not contacting the riding surface during steady riding A63C17/0046with shock absorption or suspension system A63C17/006with wheels of different size or type A63C17/0066with inclined wheel A63C17/0073with offset wheel A63C17/008with retractable wheel A63C17/0086Roller skates adjustable in length to fit the size of the foot A63C17/0093Mechanisms transforming leaning into steering through an inclined geometrical axis A63C17/01Skateboards A63C17/011with steering mechanisms A63C17/012with a truck A63C17/013with parallelograms, follow up wheels or direct steering action A63C17/014Wheel arrangements A63C17/015with wheels arranged in two pairs A63C17/016with wheels arranged in one track A63C17/017Production or mounting thereof A63C17/018Ice skateboards A63C17/02with wheels arranged in two pairs A63C17/04with wheels arranged otherwise than in two pairs A63C17/045Roller skis A63C17/06single-track type A63C17/061with relative movement of sub-parts on the chassis A63C17/062with a pivotal frame or cradle around transversal axis for relative movements of the wheels A63C17/064comprising steered wheels A63C17/065with movements during use of the foot plate or shoe relative to the chassis A63C17/067with adjustable position of the foot plate or shoe relative to the chassis A63C17/068Production or mounting thereof A63C17/08Single-wheel type with single axis A63C17/10with endless tracks A63C17/12with driving mechanisms A63C17/14with brakes A63C17/1409contacting one or more of the wheels A63C17/1418with radial movement against the roll surface of the wheel A63C17/1427the brake contacting other wheel associated surfaces A63C17/1436contacting the ground A63C17/1445contacting the ground and one or more of the wheels A63C17/1454Freewheel roller clutches A63C17/16for use on specially shaped or arranged runways A63C17/18convertible into ice or snow-running skates A63C17/20with fixable wheels permitting the skates to be used for walking A63C17/22Wheels for roller skates A63C17/223Wheel hubs A63C17/226Wheel mounting A63C17/24with ball-shaped or spherical running surfaces A63C17/26with special auxiliary arrangements A63C17/262with foot bindings or supports therefor A63C17/265with handles or hand supports A63C17/267combined with wings or sails A63C17/28with arrangements for sitting