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| Number | Title | Issue Date |
| 7871095 | Two wheel steering bicycle with each wheel having its own steering control operated by rider's left and right hand respectively and rider positioned facing an angle greater than zero and less than ninty degrees with respect to the direction of motion A two wheel steering bicycle with two steering controls and rider positioned facing an angle greater than zero and less than ninety degrees with respect to the direction of motion. A frame member connects the rear head tube to the front head tube. The rear fork can ... | 01/18/2011 |
| 7533894 | Cycle direction control system A cycle direction control which pivotally couples each of the opposed ends of an axle to a corresponding one each of a pair of members which operate in directionally opposed travel to control direction of an annular member which rotates about the axis of the axle. | 05/19/2009 |
| 7316285 | Motorcycle A motorcycle has a structure in which the head pipe and the front fork are offset, the offset of the front fork in the rear direction being greater than that of the head pipe. The front wheel diameter is greater than ½ of the wheelbase between the front and rear wh... | 01/08/2008 |
| 7287769 | Retention for utility vehicle drive train sub-frame An engine and rear axle are mounted on a drive train sub-frame of a utility vehicle, with two generally parallel plates spaced from each other on the first end of the drive train sub-frame. A cross bolt extends laterally between the two plates and through an opening... | 10/30/2007 |
| 7246809 | Recumbent bicycle A bicycle having a frame with a single steering arm rotatably mounted in the frame and extending downwardly away from the frame. A wheel support is provided at the end of the arm and a front wheel is rotatably mounted on the wheel support with a single bearing. The ... | 07/24/2007 |
| 7237485 | Print supply monitoring An identification card printer includes a card input, a card transport, a printhead, and a card output. The card transport is configured to feed a card from the card input along a print path. The printhead is positioned below the print path and is configured to prin... | 07/03/2007 |
| 7214942 | Gamma ray detectors having improved signal-to-noise ratio and related systems and methods for analyzing bulk materials An assembly for detecting gamma rays from a bulk material defines a radiation region. A radiation source is positioned adjacent the radiation region and configured to irradiate the bulk material in the radiation region. A first gamma ray detector is positioned adjac... | 05/08/2007 |
| 7210694 | Integrated front fork hinge and brake system for bicycles A bicycle comprises a frame member and a front fork member. A first hinge portion is integrated with the frame member and that has a first profile in a plane that is parallel to a plane defined by the front fork member. A second hinge portion is integrated with the ... | 05/01/2007 |
| 7159882 | Tricycle and steering assembly In one embodiment of the present invention, a steering mechanism for a children's toy vehicle comprises a non-circular wheel piece connectable to a wheel turning mechanism of a toy vehicle. An arcuate front portion extends along the front periphery of the wheel piec... | 01/09/2007 |
| 7066480 | System for controlling a moving part, steering system for a light vehicle and tricycle fitted with said system The steering system according to the invention provides a means of coordinating the movements of the two steering handles on a machine such as light tricycle type vehicles propelled by a pedal (5) and propulsion arms (6). The steering system com... | 06/27/2006 |
| 7059619 | Single wheel steering and suspension system A steering and suspension system for bicycles and motorcycles that consists of an axle that is pivotally attached to the forward ends of two side rails that are postioned along each side of the vehicle wheel. The rearward ends of the side rails are pivotally attache... | 06/13/2006 |
| 7055841 | Tricycle and steering assembly In one embodiment of the present invention, a steering mechanism for a children's toy vehicle comprises a non-circular wheel piece connectable to a wheel turning mechanism of a toy vehicle. An arcuate front portion extends along the front periphery of the wheel piec... | 06/06/2006 |
| 7000935 | Tricycle and guide handle A tricycle includes a mainframe with front and rear sections. The front section may include a steering assembly with a rotatable wheel. The rear section may provide support for two spaced wheels and may be configured to provide a substantially unencumbered open area... | 02/21/2006 |
| 6935649 | Foldable tricycle A foldable tricycle includes a center frame, a front frame to which a front wheel is rotatably attached, a rear frame to which two rear wheels are rotatably attached, and a four-bar link including a first bar that is integrated with the front frame, a second bar tha... | 08/30/2005 |
| 6840527 | Tricycle with geared auxiliary steering mechanism A tricycle features a hollow main frame member to which a pair of rear wheels and a seat are mounted. A head tube is attached to the main frame member and a post is pivotally positioned therein. The tricycle front wheel is connected to the lower end of the post whil... | 01/11/2005 |
| 6811173 | Baby tricycle steering control arrangement A baby tricycle steering control arrangement is disclosed to include a base frame, a head unit and a steering control bar respectively pivoted to the front and rear sides of the base frame, a swivel member pivoted to the pivot between the front side of the base fram... | 11/02/2004 |
| 6811172 | Remote coupled steering linkage for a bicycle or tricycle A vehicle such as a bicycle or tricycle having a front steering assembly and a remote, rear steering assembly. The front steering assembly has a steering sleeve with a rotatable front shaft within the sleeve that is connected to the front wheel. The rear steering as... | 11/02/2004 |
| 6619683 | Front-fork telescoping bicycle handlebar assembly A telescoping bicycle handlebar assembly is disclosed wherein a crossbar adapted to provide support for a rider's hands during a bicycle ride is attached to a downbar extending substantially perpendicularly therefrom. A hollow tube adjacent to the front w... | 09/16/2003 |
| 6612598 | Rear steering device for a tricycle for children A vehicle for children comprises a frame, a driving member rotatably mounted to a rear end of the frame, a rear steering rod, a driven member, and a belt. The frame comprises a head tube on a front end thereof. A handlebar stem extends through the head tu... | 09/02/2003 |
| 6588786 | Chain driven front wheel drive and rear wheel steering bicycle A bicycle having front wheel drive and rear wheel steering, having a frame, a front wheel, handlebars, and a rear wheel. A rear steering assembly allows the rear wheel to be pivoted by a rear pulley assembly. A front steering assembly includes a front pul... | 07/08/2003 |
| 6530589 | Structure of a bicycle for children An improved structure of a bicycle for children is disclosed. The bicycle comprises a front and a rear frame and a flexural mechanism is used to connect the front and the rear frame such that the tricycle can be folded. The upper section of the front fram... | 03/11/2003 |
| 6520525 | Folding tricycle A folding tricycle, maximizing the exercise effect by allowing a user to pedal the tricycle while standing up on the pedals, as well as being easy to move and carry by being folded to be of a small size, is disclosed. The folding tricycle has a running un... | 02/18/2003 |
| 6409190 | Front suspension device for a skate cart A skate cart includes a board with a rear wheel connected to a rear end of the board and a head tube connected to a front end of the board. A steerer tube rotatably extends through the head tube and a fork member is located on a lower end of the head tube... | 06/25/2002 |
| 6270103 | Single track two-wheeled vehicle The invention relates to a single-track two-wheeled vehicle, in particular a bicycle, electric bicycle, electric scooter or motor scooter. The vehicle comprises a front section and a rear section which are both pivotably connected to each other by a pivot... | 08/07/2001 |
| 6260868 | Steering assembly A steering assembly for use with a vehicle having a frame, with the frame being supported by at least one directional support (such as a rotatable wheel, ski, endless flexible track, etc.) that is pivotable about a first axis to steer the vehicle. The ste... | 07/17/2001 |
| 6168175 | Kick scooter combination frame structure A kick scooter combination frame structure is constructed to include a handlebar and front fork assembly holding a front wheel, a head frame, the head frame having a vertical tube coupled to the handlebar and front fork assembly and two parallel lugs exte... | 01/02/2001 |
| 6120048 | Auxiliary steering assembly for a tricycle A tricycle is provided with an auxiliary steering device capable of manipulating the steering of the handlebars of the tricycle. The device is mounted on the rear end of the rear frame of the tricycle such that the device is connected with the handlebars ... | 09/19/2000 |
| 6092822 | Self-propelled wheelchair A wheelchair includes a support frame and wheels and casters rotatably cocted to the support frame. A rotatable steering member is slidably connected to a caster swivel support frame for steering the wheelchair. The wheelchair also includes a collapsible... | 07/25/2000 |
| 6062581 | Leaning recumbent tricycle A human-powered recumbent tricycle with an articulated frame that permits leaning of the single-wheeled front sub-frame (10) during turns. While the seat (20) and pedal crank (18) move the driver's body with the leaning front sub-frame (10), the two-wheel... | 05/16/2000 |
| 6003890 | Steering stop for bicycle fork suspension system A fork stop assembly for preventing overrotation of a bicycle fork into engagement with the frame of the bicycle. The fork stop assembly includes at least one catch surface on the frame of the bicycle and a fork stop pin on the bicycle fork. Upon rotation... | 12/21/1999 |
| 5924713 | Auxiliary steering assembly of tricycle An auxiliary steering assembly of a tricycle is composed of two fastening pieces of the front steering handle, a fastening tube of the seat mount fastened with the body frame of the tricycle, and an auxiliary handlebar fastened at the bottom end thereof w... | 07/20/1999 |
| 5782480 | Wheeled amphibious vehicle A human-powered wheeled amphibious vehicle includes a substantially planar buoyant base member upon which the rider sits while pedaling to turn the rear wheels of the vehicle. The rear wheels have inner-tube-like pneumatic tires and blades and/or paddle s... | 07/21/1998 |
| 5775708 | Exercise vehicle with cable steering system An exercise vehicle is provided with an improved push/pull cable steering system for use in directing vehicle travel without interfering significantly with vehicle power. The vehicle includes a frame with a drive system attached thereto and includes at le... | 07/07/1998 |
| 5678835 | Three-wheeled vehicle having an auxiliary steering system A three-wheeled vehicle has an auxiliary steering system which is made up of a front frame, a rear frame, a bearing element, a gear set, and a transmission element. The gear set comprises a first gear and a second gear. The first gear is fastened with the... | 10/21/1997 |
| 5607171 | Recumbent bicycle A recumbent bicycle including a frame having a longitudinal main tube divided into a main tube front section telescopically inserted into a main tube rear section to form an adjustable length frame. A forked yoke is pivotally fixed to the main tube front ... | 03/04/1997 |
| 5458213 | Fully adjustable motorcycle Several embodiments of fully adjustable motorcycles so as to permit the use of a single motorcycle as either a touring or racing machine. The handlebar assembly is adjustable along an arc as are the foot pegs with the center of movement of the arc being m... | 10/17/1995 |
| 5380025 | Tilt steering mechanism for a recumbent bicycle A tilt steering mechanism facilitating a large degree of rider position adjustment is provided for use in connection with a short wheel base recumbent bicycle. Bicycle comprises a front steerable wheel, and a foot pedal driving mechanism rotatably mounted... | 01/10/1995 |
| 5351979 | Two-wheeled vehicle A two-wheeled vehicle comprising a frame having two wheels suspended rotatably therein, whereof the one is driven and the other is steerable relative to the frame via a subframe, wherein the frame bears a saddle-like seat element in addition to a rotatabl... | 10/04/1994 |
| 5306035 | Single-hand manual drive wheelchair assembly A single-handed manual drive wheelchair assembly (20) for a wheelchair (10) is provided for triplegic persons having use of only one hand. A first drive wheel (22) is provided rotatably mounted to one side (13) of a wheelchair frame (11), while a second d... | 04/26/1994 |
| 5280937 | Steered wheeled framework The front-driven, wheeled framework has a rear frame, at least one rotatably mounted rear wheel on the rear frame, and a forward frame. The forward frame is pivotably attached to a steering frame. A single front wheel is mounted on the steering frame. A l... | 01/25/1994 |
