Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 7303199 | Swinging device for a wheel set A swinging device for a wheel set includes a center tube, an axle pipe and a restrictor. The center tube has round plates at the rear section. The round plates comprise lugs thereon. The axle pipe has a curved receiving base with a pair of fins extending from respec... | 12/04/2007 |
| 7287928 | Swing structure for a wheel set A swing structure for a wheel set includes a central tube, an axial tube, a spacer, a sleeve, and a fastener. The central tube is provided with a ring plate at the rear end. The ring plate is formed with a through hole thereon. A connection cylinder is disposed at t... | 10/30/2007 |
| 7243931 | Turning device for a wheel set A turning device for a wheel set includes a handle strut and an axle pipe. The handle strut comprises a connecting tube at the bottom. The connecting tube comprises swirl tubes at respective ends. Each swirl tube has restricting members. The axle pipe comprises a re... | 07/17/2007 |
| 7240907 | Tricycle crank structure A tricycle crank structure comprises a wheel axle, a pair of cranks and a pair of pedals. The wheel axle is provided with a pair of non-circular sectional holes at respective ends. The inner wall of each hole is provided with a recess. Each crank has one end pivotal... | 07/10/2007 |
| 7226081 | Steering knuckle structure A steering knuckle structure is incorporated with an upright pipe and a shaft wherein the upright pipe is able to twist. The steering knuckle structure comprises a fastener, a sleeve and a pair of lids. A connector is provided at the bottom of the upright pipe. The ... | 06/05/2007 |
| D538356 | Scooter frame | 03/13/2007 |
| D532053 | Scooter frame with a wheel | 11/14/2006 |
| D531679 | Scooter frame with a wheel | 11/07/2006 |
| D531678 | Scooter frame with a wheel | 11/07/2006 |
| 7083177 | Steering knuckle structure A steering knuckle structure includes a front strut, a connecting device, and a sleeve. The front strut has a connecting pipe at the bottom. The connecting device comprises an upper section and a corresponding lower section. Both the upper section and the lower sect... | 08/01/2006 |
| D517632 | Wheel | 03/21/2006 |
| D517633 | Wheel | 03/21/2006 |
| 6952090 | Wheel having an accelerating charger A wheel having an accelerating charger includes a wheel body, a generator unit, an accelerating gear set, and a shaft. The generator unit and the accelerating gear set are coupled in the wheel body by a shaft. The generator unit includes a magnet and a coil. The acc... | 10/04/2005 |
| 6805368 | Scooter A scooter includes a skateboard, a front fork, and fastened members. The skateboard has a fixture member at front bottom with a pair of tubes at respective sides. The front fork has a fixture with a pair of rods on respective sides. The rods of the fixture of the fr... | 10/19/2004 |
| D495759 | Scooter frame | 09/07/2004 |
| D495760 | Scooter frame | 09/07/2004 |
| D495375 | Scooter frame | 08/31/2004 |
| 6774503 | Wheel having an accelerating electricity charging device A wheel having an accelerating electricity charging device includes a wheel, an accelerating gear set, a shaft sleeve, a generator, and a shaft. The wheel comprises an inner gear. The accelerating gear set comprises a pair of driving gears, a driven gear and a fixin... | 08/10/2004 |
| 5491911 | Fastening means to secure a gaiter to a shoe A fastening system to secure a gaiter to a shoe is provided. The fastening system includes a shoe having a pair of studs integrally formed at the rear end thereof and a gaiter having at least three apertures on the rear end thereof. A belt is also include... | 02/20/1996 |
| 5480168 | Quick adjustable fastening means to adjust the position of a gaiter on a roller skate A quick adjustable fastening system for adjusting the position of a gaiter with respect to a roller skate is provided. The system includes a roller skate having a pair of troughs at each respective side of a back portion thereof and a gaiter having a pair... | 01/02/1996 |
| 5474310 | In-line skates with enhanced circular flanges on the wheel frame A tandem skate which has circular flanges formed on respective sides of each axle aperture to receive each bolt head and each nut therein. The flanges absorb the push off force applied against a riding surface to accelerate the speed of skating, and the r... | 12/12/1995 |
| 5417444 | Skateboard with multi-boards A skateboard of the present invention includes at least three board members each of which comprises of a plurality of elongated trough being formed integrally to the underside thereof and a pair of elongated rods which is bent twice and forming three phas... | 05/23/1995 |
| 5327620 | Fastening means for connecting a gaiter to a roller skate A fastening means to secure a gaiter to a roller skate or the like is composed of at least a buckle integral to the back of the skater and a fasten belt on the gaiter adopted to be detachably secured to the buckle in a manner that the position of the fast... | 07/12/1994 |
| 5236248 | Driving structure for children's tricycle A driving structure for children's tricycle includes a cylindrical shell adapted to receive a crank case therein. The crank case is composed of an upper and a lower half cases, each is identical to the other and has a trough and two strips adapted to rest... | 08/17/1993 |
