RU169817U1 - UNIVERSAL FOLDING BIKE - Google Patents

Abstract

The invention relates to the field of non-rail land transport and relates to the construction of a universal folding bike, driven by both the muscular power of a person and by using an electric energy source. The task to which the claimed invention is directed is to create a universal folding bike using as a muscular, and electrical energy, which has a simple to manufacture and easy to use folding system, which has minimal the folded volume when using the rear trunk and large wheels (26 inches / 660.4 mm in diameter), which can be conveniently transported and stored on its own wheels when folded, in operating conditions outside the city and in the city, including urban transport as carry-on baggage. This problem is solved due to the fact that the claimed vehicle - a universal folding bike contains wheels, a seat and a two-piece frame connected by a swivel joint, axis which is parallel to the plane of the rear wheel, the front and rear wheels of the bicycle when folded are not aligned, and their planes are parallel to each other, the center of mass of the bicycle, in this case, lies between the projections of the centers of the axles of the wheels on a horizontal surface, characterized in that the universal folding bicycle contains rear trunk, belt-driven muscular drive and electric drive, docking device, folding pedals and folding steering wheel, which are fully included in the minimum cubic size bike after folding, and the plane of the wheels after locking the docking device retains parallelism and dimensions along the width of the folded bike when moving.

Description

The invention relates to the field of trackless land transport and relates to the construction of a universal folding bike driven by the muscular power of a person and through the use of an electric energy source.

A folding bicycle is known from the state of the art, RF patent 2264945, published November 27, 2005. The technical solution, which is aimed at ensuring the size of the folded bicycle, corresponding to a square with sides equal to the diameter of the wheels. The inventive universal folding bike has wheels, hinged frame, freely adjustable steering wheel and seat also have the ability to fold. The disadvantages of this development are: a complex folding system for the bicycle, with many folding elements and folding types, the presence of lubricant on the external parts of the muscular drive, the difficult use of the bicycle on steep climbs and considerable distances by physically untrained people.

Known folding bike, patent US 7614632 B2, published on 11.29.2010. The technical solution, which is aimed at ensuring the minimum size of a folded bicycle. The inventive folding bike according to this invention contains a head and a frame, the head includes a handlebar equipped with a folding joint, with which it is connected to the front fork. The steering wheel in the folded position is lowered and well pressed and fixed on the fork. The disadvantages of this development are: the reduced size of the wheels and the frame of the bicycle, the presence of grease on the external parts of the muscular drive, the difficult use of the bicycle on steep climbs and considerable distances by physically unprepared people.

Known folding bike, patent of the Russian Federation 2100239, published 12/27/1997. The technical solution, which is aimed at providing the possibility of using electric energy at the active stage of the bicycle’s movement and allows you to accumulate energy at the stages of uniform movement and when moving downhill and when braking. The inventive electric bike contains a frame, a driving wheel, a muscular drive and an electric drive. The disadvantages of this development are: the inability to fold the bike, the presence of grease on the external parts of the muscular drive.

The closest to the claimed technical solution is a folding bike, copyright certificate SU 1063690 A, published 30.12.83 bul. No. 48. The technical solution, which is aimed at improving the convenience of storage and transportation of the bike, by ensuring its longitudinal stability when folded.

The inventive folding bicycle contains a frame of two parts connected by a rotary joint, the axis of which is parallel to the plane of the rear wheel, the front and rear wheels of the bicycle when folded are not aligned, and their planes are parallel to each other. Its longitudinal stability is organized when the wheels support the wheels on a horizontal surface, so that the projection of the center of mass of the bicycle, in this case, lies between the projections of the centers of the axles of the wheels on a horizontal surface. The disadvantages of this development are: the lack of a quick folding system for the steering wheel and pedals, the inability to use the rear trunk within the declared size after folding, the absence of a device that fixes the parallelism of the wheels and the position of the frame when folded, the presence of grease on the external elements of the muscular drive, the difficult use of the bike on steep climbs and considerable distances physically unprepared people.

The problem to which the claimed invention is directed, is to create a universal folding bike using both muscular and electric energy for movement, having a folding system that is not difficult to manufacture and easy to operate, having a minimum volume when folded when using the rear trunk and large wheels (26 inches / 660.4 mm in diameter), which can be conveniently transported and stored on its own wheels when folded, in urban conditions m and in the city, including public transport as transported hand luggage.

This problem is solved due to the fact that the claimed vehicle — a universal folding bicycle — contains wheels, a seat and a two-part frame connected by a swivel joint, the axis of which is parallel to the plane of the rear wheel, the front and rear wheels of the bicycle when folded are not aligned, but their planes parallel to each other, the center of mass of the bicycle, in this case lies between the projections of the centers of the axles of the wheels on a horizontal surface, characterized in that the universal folding bike contains rear luggage k, a belt-driven muscular drive and an electric drive, a docking device, folding pedals and a folding steering wheel that are fully included in the minimum cubic dimension of the bicycle after folding, and the plane of the wheels after locking the docking device maintains parallelism and the width of the folded bicycle when moving.

The technical result provided by the given set of features is to increase the usability of the bicycle in the working (unfolded) state due to the use of an electric drive together with a muscular drive, as well as the use of large wheels (26 inches / 660.4 mm) in the structure and the rear trunk while maintaining minimum volume see FIG. 2 and FIG. 3 (A less than 850 mm, B less than 850 mm, C less than 350 mm) of the bicycle when folded. Also, increasing the convenience of transporting and storing the bicycle when folded, including transportation in city transport as hand luggage, due to the use of a docking device, folding handlebars and folding pedals in the bicycle structure, as well as through the use of a muscular belt drive gear transmission that does not require external lubrication.

The invention is illustrated by drawings, which depict:

In FIG. 1 - depicts a universal folding bike in a working (unfolded) state, the bearing surface of the wheels is indicated, and the axis of folding of the bike is not perpendicular to this surface - “O-O”;

pos. 1 - rear trunk indicated

pos. 2 - indicates the part of the docking device located on the rear of the frame

Pos. 3 - a muscular pedal drive with a belt gear is indicated, the pedals of the drive in the working (unfolded) position

pos. 4 - a folding steering wheel is indicated in the working (unfolded) position

pos. 5 - the battery of the electric drive is indicated

pos. 6 - indicates the part of the docking device located on the front of the frame

pos. 7 - designated electric motor

In FIG. 2 - shows the sequence of paragraphs. 8-10 folding bike;

pos. 8 - shows a bicycle in a working (unfolded) state

pos. 9 - components of the folding bicycle movement are shown.

pos. 10 - a bicycle is shown in the folded state, indicating the horizontal (B) and vertical (A) dimensions of the bicycle in the folded state

In FIG. 3 - a bicycle is shown in the folded state, a top view indicating the horizontal dimension (B) and the width dimension (C)

pos. 11 - the pedal is indicated in the working (unfolded) state

pos. 4 - the steering wheel is indicated in the working (unfolded) state

pos. 12 - the rear of the bicycle frame is indicated

pos. 13 - indicated the pedal of the muscular drive in the folded state

pos. 14 - front wheel fork indicated

pos. 15 - the steering wheel in the folded state is indicated

pos. 6 - indicated docking device

pos. 1 - rear trunk indicated

A universal folding bike is used as follows: in the working (unfolded) state, the bike is transported using a muscular drive or electric drive or simultaneously using both drives, which mutually reinforce each other, which makes it possible to efficiently use the electric drive of low power and weight in all operating modes the bike. When folded, the bicycle has longitudinal stability, relying simultaneously on both wheels, the axes of which are spaced in the longitudinal plane, the bicycle is moved by holding the bicycle seat. To ensure stability in the upright position during storage, the bike leans against a vertical support, for example, to the wall of a room or a vehicle.

To fold the bicycle, it is necessary to open the swivel joint of the frame parts and start turning “E”. FIG. 2. the front of the frame around the axis "O-O" of FIG. 1 towards the rear of the frame. Simultaneously with turning “E”, it is necessary to rotate the rear part of the frame in a vertical plane around the axis of the rear wheel “F”. FIG. 2, before joining the folding parts of the frame and supporting the wheels on a horizontal base, pos. 3 FIG. 2. Then, the front wheel plug is locked by the docking device pos. 6 FIG. 3. The steering wheel and pedals are folded by turning “J” and “H”. FIG. 2. Folded and fixed in this position, the bike is transported on its own wheels by holding the bike by the seat, which can be pushed all the way to achieve a vertical minimum dimension “A” pos. 10 FIG. 2. Pedals pos. 13 FIG. 3 and Steering wheel pos. 15 FIG. 3 are folded to achieve the minimum dimension “A” pos. 10 FIG. 2. and dimension “C” FIG. 3.

The universal folding bicycle, in accordance with the present invention, has a universal type frame with a height-adjustable seat and steering wheel, which allows men and women of different height and age, as well as children, to use the bicycle with the same comfort, while reducing the size proportions of the bicycle.

Claims (1)

A universal folding bike containing wheels, a seat and a two-piece frame connected by a swivel joint, the axis of which is parallel to the plane of the rear wheel, the front and rear wheels of the bicycle when folded are not aligned, and their planes are parallel to each other, the center of mass of the bicycle, in this case lies between the projections of the centers of the axles of the wheels on a horizontal surface, characterized in that the universal folding bike contains a rear trunk, a muscular drive with a belt gear and an electric drive, joints ovochnoe device, folding pedals and a folding wheel which is fully included in the minimum cubic envelope after folding bicycle and wheel plane after circuit connection apparatus remain parallel and width dimensions of the folded bicycle when moving.

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