Patent ID: 6964614

Claim:
A riding device comprising: A bottom base able to be placed on a plane surface: An intermediate base assembled on said bottom base, said intermediate base having its front and rear end pivotally combined with said bottom base, said intermediate base having the front and rear end of its topside respectively and pivotally provided with a front spindle and a rear spindle perpendicular to said intermediate base, said front spindle having its opposite ends respectively fixed with a crank for moving together, said rear spindle having its opposite ends respectively and movably connected with a swing arm: A seat plate positioned over said intermediate base, said seat plate having its four corners respectively formed integral with a connecting foot extending downward, said four connecting feet of said seat plate respectively and pivotally connected with the extending ends of said two cranks and said two swing arms, said seat plate having its topside fitted with a cushion for a rider to sit thereon: A transmission unit secured on said intermediate base, said transmission unit provided with a motor for driving a first, a second and a third gear to rotate, said third gear secured on said front spindle for rotating together: A pull rod having its upper end connected with an eccentric portion of the shaft of said second gear, said pull rod having its lower end connected with a positioning point of said bottom base, said pull rod having its upper and lower turning end respectively provided with a universal bearing, and Said motor stated to drive said third gear and said front spindle to rotate, said third gear and said front spindle driving said cranks to swing, said cranks actuating said seat plate to swing back and forth and swing up and down, said eccentric portion of said shaft of said second gear pulled and restrained by said pull rod, said second gear rotated to make said intermediate base and said seat plate swing left and right obliquely by a pivotal shaft that connects said intermediate base with said bottom base and acts as a pivot.