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WO/2001/087698A1 |
This invention is realized with 2 singular parallel front wheels (fig.1) having elastic suspensions 'A'; on top, both arms are fixed at the ends of a rigid shaft 'T' to which shaft there is fixed the base of steering stem 'X', in order t...
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WO/2001/081158A1 |
The invention relates to a mini pedal drive car including a body, two front wheels and two back wheels, a driving unit, a turning unit, a gearing unit and a braking unit, wherein the driving unit provided with two ratchet wheels whose in...
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WO/2001/068440A1 |
Disclosed is a collapsible tricycle including a support frame which has a sleeve with a handle bar formed at its forward portion and a hinge member installed around its center so as to be folded in either side, and on which a pair of lat...
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WO/2001/060684A1 |
A miniaturized motor vehicle (10) includes a frame (12), a rear axle supporting a pair of rear wheels (18, 19) including a drive wheel, a motor mounted to the frame (12) and coupled to the rear axle, and a front axle supporting a pair of...
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WO/2001/060685A1 |
The invention relates to a muscle-powered tricycle, comprising a frame and a cabin attached to the frame. According to the invention, the cabin is essentially closed and surrounds both the driver and the passengers and a method comprises...
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WO/2001/053145A1 |
The invention concerns a vehicle whereof the rigid body (1, 2, 4) comprises the front element (20) forming the rear element of a deformable articulated quadrilateral (17, 18, 19, 20). The element (17) is mounted in the extension of the a...
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WO/2001/049551A1 |
This invention is a new kind of bicycle with two wheels equipped with secondary small wheels. The secondary wheels work as follows: when a bicycle on the street tries to climb on a sidewalk, the secondary wheels help the bicycle easily o...
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WO/2001/036253A1 |
Three-wheel vehicle comprising a front steering wheel (2) and a pair of rear driving wheels (3, 4), supported at the ends of two respective oscillating arms (16, 17), the other ends of which are hinged onto the vehicle frame (6) about a ...
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WO/2001/036257A1 |
A swing type tricycle formed of a rear frame supporting two rear wheels (3) and a front frame supporting a front wheel and a seat, connected to each other through a torsion bar extending in longitudinal direction of a body, wherein a sup...
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WO/2001/034457A1 |
A front and rear wheel drive type vehicle, comprising a hydraulic pump (100) driven so that it is interlocked with a rear wheel, a front wheel driving hydraulic motor (101) which is connected to the hydraulic pump (100) and disposed near...
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WO/2001/032470A2 |
A cambering vehicle includes a single steerable front wheel (58) and a pair of rear wheels (70, 72) at the rearward ends of trailing arms (16, 18) extending from the front structure. The two arms are articulated to the front structure, a...
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WO/2001/030641A1 |
The invention relates to a three-seater bicycle with a chain gear, whereby the drive mechanism is comprised of an articulated lever transmission. Said transmission consists of two dual action levers with stops which are hingeably joined ...
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WO/2000/074622A1 |
A mobility aid (e.g. for use by infirm or disabled persons) comprises (a) an elongate frame member (2) having front and rear portions relative to the predominant direction of motion of the mobility aid; (b) a pair of first rotatable supp...
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WO/2000/073127A1 |
An inversely symmetrical rear wheel mobility system which is mounted on an endless screw enabling adjustment of the ground clearance of a motor bike with three wheels which can be inclined at an angle of more than 45 degrees.
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WO/2000/061423A1 |
The invention concerns a vehicle (1) comprising a truck chassis (2) articulated about a rotation axis (ZZ') on a steering assembly (3) including at least two drive wheels (4a, 4b), characterised in that it comprises inclining means (MI) ...
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WO/2000/019958A1 |
A base for receiving a seat comprises a longitudinally extending chassis having a front end, a rear end, a central portion positioned therebetween and opposed sides extending longitudinally between the front and rear ends; at least one d...
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WO/2000/005127A1 |
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 tricycl...
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WO/1999/061304A1 |
A tricycle, in which right and left front wheel supporting members for rotatably supporting right and left front wheels are provided on right and left sides of a handle post to be borne turnably by right and left leg members supported on...
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WO/1999/061303A1 |
A tricycle incorporates two trailing arms (21, 22) each attached at the front ends to mountings on the frame, and carrying wheel assemblies at the rear end. Springing means (14, 15) is provided between each trailing arm and the tricycle ...
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WO/1999/061302A1 |
A three wheeled lightweight transportation vehicle comprising a human powered hydraulic drive means, a primary and secondary frame, two rear wheel (6, 7) and suspension (14) assemblies and one front wheel (8) and suspension assembly atta...
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WO/1999/048750A1 |
A road luge (40) includes an elongated frame (42) having a front end (44) and a back end (46), a strut (62) extending rearwardly and upwardly from the back end (46) of the frame (42), a back axle (64) supported on the strut (62) and fixe...
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WO/1999/047372A1 |
Briefly, a suspension (10) for a three-wheel vehicle to improve comfort and safety by facilitating body and wheel lean while supporting vehicle weight, absorbing road forces, damping oscillations, and accommodating vehicle propulsion. Th...
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WO/1999/033696A1 |
Two or three-wheeled vehicle which comprises a frame (3), a drive system connected to the frame and provided with a motor or a pedal system, and a handlebar (4) mounted pivotally in the frame for at least one wheel provided with a hub (6...
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WO/1999/028179A1 |
The invention concerns a four-wheeled vehicle, comprising a passenger compartment for at least one adult in front and at least one adult at the back, characterised in that a first section (1H) is arranged substantially in the middle of t...
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WO/1999/025603A1 |
A vehicle frame (1) includes a support part (4), a steering part (7) and at least one axle (10); the support part (4) including a base portion (5) having a front end and a rear end, and an upright portion (6) extending from the rear end ...
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WO/1999/025602A1 |
The present invention concerns a vehicle, especially cycles with three or more wheels in all sizes with balance and tilt stabilizer. In a preferred embodiment, the cycle according to the invention is configured so that the balance bar is...
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WO/1999/015394A1 |
A vehicle comprises a frame (1; 16), at least one front wheel (2) and one rear wheel (3) supported by said frame, a saddle (12) and a steering arrangement (10, 18), as well as an electric drive unit (5, 6). The frame is curved in the sha...
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WO/1999/014099A1 |
The invention relates to a vehicle (1) provided with a frame (2) having a front frame part (3) and a rear frame part (4) which can tilt with respect to one another. The vehicle (1) comprises three or more wheels (7, 7', 13), it being pos...
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WO/1999/006236A1 |
A chassis (32) for a single seat (34) dirigible electric battery-powered personal transportation vehicle is formed by a central elongated beam (50) having a front end and a rear end. A wheeled drive mechanism (38) is mounted on the rear ...
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WO/1998/057838A1 |
A personal mobility vehicle is described which comprises separable front and rear parts (10), wherein: the front part has at least one ground engaging wheel rotatably mounted thereon; the rear part (10; 40) provides a support for a seat ...
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WO/1998/057837A1 |
A personal mobility vehicle is described of the kind comprising a chassis, a seat for a user mounted on the chassis, a rear axle bearing wheels, drive means arranged to drive the rear wheels, a front axle bearing at least one wheel and a...
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WO/1998/056644A1 |
A personal mobility vehicle comprises separable and reconnectable front and rear parts, the front part (10) comprising a front frame portion (11), at least one front ground engaging wheel rotatably mounted on the front frame portion, and...
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WO/1998/049881A2 |
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WO/1998/049023A1 |
The invention relates to a curve tilting vehicle, wherein the control system for the tilting superstructure comprises an emergency backup system which enables the vehicle to operate for at least a given period of time if the normally eff...
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WO/1998/045162A1 |
A recumbent cycling apparatus (20) is provided that includes a frame structure (22), wheels (28) rotatably attached to support the frame structure, and a central frame element (32) configured to absorb and reduce the forces transmitted t...
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WO/1998/043872A1 |
The present invention relates to a small size high mobility three wheel vehicle for light duty transportation, the main feature of which is that it comprises a frame (2) coupled to a chassis (3) and supporting a central front wheel (10) ...
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WO/1998/040269A1 |
The invention relates to a man-powered means of transportation, comprising a frame (1) on which the following elements are mounted: a seat with a saddle tube (2), a steering column with a supporting base, handlebars (3), and a front whee...
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WO/1998/035871A1 |
A frame structure has two adjacent bent pipes (1, 2) which extend in the longitudinal direction of the vehicle and are inclined towards each other. In the illustrated side view, only the bent pipe (1) on the left side of the vehicle can ...
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WO/1998/024681A1 |
The three-wheel motor vehicle consists of two parts (10,2) which can pivot around the longitudinal axis. The rear part (2) has a chassis for double-tracked wheels (6), whereas the front part (1), which pivots with relation to this rear p...
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WO/1998/021081A1 |
A steering mechanism is provided for a vehicle in which the driver's seat (20) is rotatable about a control axis in order to steer the vehicle.
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WO/1998/006620A1 |
The invention discloses a vehicle with general plane of symmetry, comprising at least one front wheel (7) borne by a front steering assembly comprising guide means (10) and a steering column (9), said vehicle further comprising at least ...
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WO/1997/029939A1 |
The steering system proposed includes two stub axles (20) each of which is mounted so that it can pivot in a bearing (14) and so that it can be moved along its longitudinal axis. Passing between the two bearings (14) is the steering axis...
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WO/1997/027071A1 |
The invention concerns a vehicle with two adjacent link arms (3) which support the vehicle with respect to the surface on which it is travelling. The link arms (3) can be coupled to each other via engagement elements (4) such that given ...
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WO/1997/024237A1 |
A self-propelled vehicle which is modified to a truck capable of conveying a cargo so that it conveys a predetermined quantity of cargoes and which can be used for various applications. This vehicle includes a driving portion (11) and a ...
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WO/1997/021583A1 |
A vehicle having at least three wheels (11) with a suspension system comprising at least two arms (10) hinged at one end thereof to the frame of the vehicle (1, 8, 16) and at the opposite end thereof to the hub of the respective wheel, d...
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WO/1997/008045A1 |
A wheel mounting assembly (10) for use in a children's ride-on vehicle having a frame (12) includes a cross member (30) extending transversely of the frame providing a mount (42, 44) for two of the vehicle's opposed wheels (14), and fram...
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WO/1996/027520A1 |
The invention concerns a coasting wheeled vehicle (1) with two rear wheels (13, 14), a front wheel (22), a seat surface (4) and a support rod (3) which can be extended in the longitudinal direction and, at its front end, supports a joint...
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WO/1995/034459A1 |
Self-balancing vehicle with at least three wheels resting on the ground, at least two of which wheels are arranged on either side of the centre of gravity with respect to the longitudinal axis of the vehicle, and at least one of which wh...
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WO/1995/002385A1 |
An all-terrain and all-weather wheelchair includes a frame and a seat hand has drive wheels mounted to the rear of the frame independently rotatable and operable to both drive and steer the chair. A front wheel is pivotally mounted on th...
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WO/1995/002521A1 |
The light vehicle described has, located between the wheels (4v, 4h), a seat (5) for the driver, the seat pivoting to the side so that, when negotiating a curve, the driver can lean into the curve. The vehicle can be fitted with a canopy...
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