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Document |
Document Title |
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7357404 |
Progressive rate ATV suspension linkage
A progressive rear suspension linkage is used in the rear suspension of an ATV to aid in ride quality and safety by changing leverage ratio thru the travel of the rear suspension. The rear shock...
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7354055 |
Recumbent vehicle
Disclosed is a recumbent bicycle having a frame with at least one tubular member having a lumen. Mounted to the frame are a rear wheel assembly and a transmission assembly. The transmission...
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7188853 |
Tricycle
A tricycle is comprised of a frame, a front wheel, a parallel four-bar linkage, two rear wheels, and two handlebars. The frame includes a stationary fork connected with the front wheel. The linkage...
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7114737 |
Recumbent vehicle
Disclosed is a recumbent bicycle having a frame with at least one tubular member having a lumen. Mounted to the frame are a rear wheel assembly and a transmission assembly. The transmission...
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7108097 |
Power assisted recumbent bicycle and power unit
An recumbent bicycle or tricycle, FIG. 1 B, having an electric assist module mounted between the pedal mechanism and rear wheel gear mechanism. This mounting position allows the assist module to...
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7048290 |
Recumbent cycle with a single stroke linear pedaling system
A recumbent bicycle having a single stroke linear type of pedaling wherein both legs protract and retract simultaneously so that a single push is made instead of alternating pushes. Various other...
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6994367 |
Metal and reinforced plastic composite bicycle frame
A metal and fiber reinforced plastic composite combines a welded metal tube spine with a reinforced plastic composite seat assembly, top tube and seat stays.
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6979014 |
Body frame structure for bicycle
A body frame for a vehicle includes a head pipe on which a front fork is mounted for permitting a turning movement. A box-shaped box frame portion extends obliquely rearward and downwards from the...
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6929276 |
Mechanism for driving bicycles
Improved mechanical structure for increased efficiency in the transfer of the peddling force applied to a pedal crank assembly to the rear wheel of a bicycle is disclosed. This structure increases...
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6845997 |
Bicycle with adjustable handlebar and seat units
A bicycle includes a bicycle frame, a wheel set, a treading unit, a handlebar unit, and a seat unit. The bicycle frame has front and rear ends. The wheel set includes front and rear wheels disposed...
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6695335 |
Cycle, in particular a bicycle
A cycle on which the user can assume a comfortable upright position, that has a frame with a mainly vertically directed seat tube and a handlebar with a steering tube that is directly fastened to a...
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6685201 |
Road luge
A road luge includes an elongated frame having a front end and a back end, a strut extending rearwardly and upwardly from the back end of the frame, a back axle supported on the strut and fixed in...
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6644677 |
Ergonomic tandem bicycle
A ergonomic tandem bicycle suitable for riders with some limited physical capabilities. The ergonomic tandem bicycle includes an elongated frame with an angled steering column attached to the front...
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6616164 |
Recumbent cycle with improved seat system and method
A recumbent or the like cycle includes an improved seat structure that can be used to facilitate angular positioning of the seat and/or handling of the cycle for transport and/or storage. The seat...
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6609724 |
Human-powered cycle which is ridden while lying down
A cycle having front wheel forks with a front wheel, a steering device connected to the front wheel forks, and rear stays with a rear wheel that has a free-wheeling hub. The cycle of this invention...
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6595535 |
Bicycle or the like
The invention relates to a bicycle and like, having a rear wheel ( 22 ) or flywheel, and provided with a pedal group comprising a central shaft and a gear wheel ( 5 ) integrally coupled each other,...
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6588785 |
Pedal powered vehicle
The present invention relates to a vehicle, which is specifically adapted to be used as a bumper car. The vehicle is constructed from a frame that allows the vehicle to absorb and deliver impacts...
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6585278 |
Recumbent bicycle with concentric mid-drive and pivot
A recumbent bicycle with (i) a cantilevered bicycle seat and (ii) a coaxial pivot and mid-drive sprocket around which the bicycle can be folded so as to form a more compact configuration. The...
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6572130 |
Three-wheeled vehicle
A three wheeled vehicle comprises a front subframe having a front wheel journaled thereto and a seat for a rider mounted thereon, and a rear subframe having a pair of rear wheels journaled thereto....
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6565106 |
Bicycle sidecar
A wheeled vehicle with a front wheel drive system and a low profile operator seat that is positioned forward of the rear fork. The rear portion of the frame is telescopically connected to and...
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6557879 |
Land rower
This is a hand-propelled wheeled device for a rider. The device includes: a frame with two sides; a first and second drive wheel rotatably mounted to the two sides; a first hand crank connected to...
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6554308 |
Recumbent vehicle & apparatus for forming same
A recumbent vehicle including parallel paired recumbent bicycles operatively and reversibly joined by a bracing assembly having less than four brace members, is provided. The parallel paired...
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6527291 |
Upright comfort bicycle with improved safety
This bicycle, novel in both functionality and design, is a modified upright bicycle, which, because it incorporates a seat which is adjustable along an inclined Seat Beam, provides optimum...
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6527290 |
Recumbent bicycle and apparatus for forming same
A recumbent bicycle, the manufacture thereof, and apparatus for forming same, is provided. The recumbent bicycle generally includes a frame having joined forward and rearward frame portions. The...
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6497426 |
Convertible bicycle
The bicycle of the invention provides a frame having forward and rear frame portions that are selectively attach and detach from each other in upright and recumbent positions. In the upright...
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6450516 |
Scooter with adjustable seat assembly
A steerable scooter including a standing platform supported on a rollable rear support wheel, a steerable front support wheel, and adjustable seat assembly. The scooter includes a support platform...
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6439590 |
Standing-pedaling bike
A standing-pedaling bike, which comprises a bike frame and a spindle; both sides of the spindle are mounted with two cranks respectively; the end of every crank is mounted with a pedal shaft, and...
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6402174 |
Recumbent tricycle with controlled wheel and body lean
Three-wheeled vehicle with an adjustable leaning and steering mechanism, permitting operator-controlled wheel and body lean as the vehicle is making a turn. The vehicle ( 100 ) has a leaning main...
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6361058 |
Playcart movable with hands
A playcart movable with hands has two wheel supports each has a side wheel fitted onto it. The wheel supports are each connected to a connecting plate with two pins. The connecting plates are each...
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6276703 |
Land rower
This is a hand-propelled wheeled device for a rider. The device includes: a frame with two sides; a first and second drive wheel rotatably mounted to the two sides; a first hand crank connected to...
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6247714 |
Recumbent cycle with improved suspension
A recumbent cycling apparatus is provided that includes a frame structure, wheels rotatably attached to supporting the frame structure, and a central frame element configured to absorb and reduce...
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6203043 |
Four-wheel, human powered cycle
A semi-recumbent, human powered, four wheel cycle has an independent front suspension and wheels that are turned. A conventional bicycle chain drive drives one or both front wheels. The rear wheels...
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6199884 |
Helical drive bicycle
A bicycle with a drive mechanism using reciprocal rectilinear pedal motion to propel a pinion gear against a crown gear face associated with a rear bicycle wheel, rotating the rear wheel. The...
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6189908 |
Shock-absorbing frame structure for bicycle
A shock-absorbing frame structure for bicycle includes a front frame unit formed of a head tube, a down tube, a seat tube, and a top tube, a bottom forks unit pivoted to the front frame unit, and a...
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6179314 |
Front wheel drive ride-on vehicle
A human-powered ride-on vehicle for a rider includes an integrated body/frame element having a seat for the rider formed thereon; a pair of spaced-apart front wheels mounted to the body/frame...
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6155584 |
Man-propelled vehicle, such as in particular a cycle
A man-propelled vehicle includes a frame with a seat, two pedals, and two hand-operated handles, each linked with the frame by actuating devices capable of communicating to them an alternating...
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6105986 |
Handcycle
A handcycle having a hand drive mechanism for powering the cycle which includes an attitude control system having an elastomer member serving as a resilient member to resist leaning forces. The...
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6086079 |
Bicycle and the like with chain transmission, multiple gears and pedal unit placed on the outside of the rear wheel
An aerodynamic bicycle that reduces intra-abdominal pressure, improves aerodynamic performance, and improves muscular power efficiency includes various structures to support and hold the driver in...
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6068278 |
Method and apparatus for connecting side-by-side recumbent bicycles to form a quadracycle
A method and apparatus for connecting side-by-side recumbent bicycles to form a quadracycle. The apparatus includes a pair of recumbent bicycles having front wheels and rear wheels. The bicycles...
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6042134 |
Parallel linkage steering for a bicycle
Each end of the axle of the front wheel of a bicycle is connected with a pivot to a support arm. These two support arms are substantially parallel to each other and substantially extend from the...
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6036210 |
Modified prone handcycle
A handcycle supports a rider in a forward leaning ("modified prone") position, with the feet of the rider in straps above the rear axle, and the arms hanging generally downwardly toward a pedal...
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6000707 |
Linear driving apparatus
An apparatus for linearly driving a vehicle or machine. The apparatus includes a frame, at least one drive wheel, and at least one rotatable driver comprising a pulley or a sprocket, rotatably...
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5979922 |
Bicycle having novel drive and steering mechanisms
A bicycle includes a frame having front and rear sections. The frame includes a pair of guides that are disposed in a parallel relationship and carry a portion of the load generated by a seated...
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5951034 |
Semi-recumbent bicycle and conversion kit
The present invention relates to semi-recumbent bicyles. A regular upright bicyle is transformed in to a semi-recumbent style bicycle with a minimum number of new parts. An extension appliance, a...
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5915710 |
Human powered vehicle
A human powered vehicle comprises a frame supporting a rider in a substantially horizontal position, a driven wheel rotatably mounted on the frame, a drive gear for driving the driven wheel, left...
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5911427 |
Sail and pedal powered vehicle with removable lateral support wheels
A vehicle 10 powered by a sail 90 as well as by pedals 66 and 48 comprises a tandem bicycle with a stoker seat 38 in line with and behind a captain seat 32 and a vertical mast 86 stepped between...
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5887882 |
Prone bicycle
The present invention is a bicycle which permits the rider to operate the bicycle while in the prone position. A novel sling is provided to support the torso of the rider. The sling is a...
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5853062 |
Recumbent electrically power-assisted bicycle
A recumbent electrically power-assisted bicycle which permits a shortened wheelbase by positioning the rider in an adjustable seat above the rear wheel. The battery, motor, and controller...
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5732963 |
Human powered vehicle
A high performance two-wheeled human-powered vehicle propelled by a reciprocating thrust motion of the operator. An elongated bicycle frame has a gliding chest rest and slidably mounted trolley on...
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5620196 |
Recumbent bicycle frame
A recumbent bicycle frame having a frame tube with a first shoulder area formed on a side thereof. The shoulder area extends for at least a portion of the length of the frame tube. The frame tube...
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