JP4710956B2 - 3-wheel bicycle - Google Patents

Description

  The present invention relates to a three-wheeled bicycle in which a swing mechanism is provided on a front vehicle body.

Three-wheeled bicycles are heavier than two-wheeled bicycles and have the disadvantage of taking up space for parking, but traveling is relatively stable and difficult to tip over. Nevertheless, it does not spread too much to women and the elderly and handicapped, but the so-called motor-assisted 3-wheeled vehicle appeared, even to ignore the terms of the price, much to women and the elderly and handicapped charm There was no feeling. One of the reasons is that, like a two-wheeled bicycle, a bicycle saddle is used, so that the crotch is cramped and unstable, and it is not suitable for elderly people who are difficult to ride a bicycle saddle, women and disabled persons. In addition, since the swing mechanism is adopted, riding on the saddle becomes more unstable, and there is a risk of falling, especially when the swing angle is increased.
In view of this, the present inventor, in a commercially available three-wheeled bicycle, detachably removes the saddle and seat pillar provided on the front vehicle body having the swing mechanism, and provides a seating device on the rear vehicle body not provided with the swing mechanism, while ensuring the ride, this corresponds to improve maneuverability and long handle, it was successfully to solve the problems of the three-wheeled bicycle provided with a swinging mechanism.
Furthermore, the present inventor has succeeded in setting a roof and a windshield on the seat tube from which the saddle and the seat pillar have been removed, so that the vehicle can travel safely while avoiding rain, sunlight, dust, and cold wind.
JP 2007-55514 A JP 2005-199754 A

The present invention provides a three-wheeled bicycle that can eliminate the instability of riding and running by using a swing mechanism that has been conventionally attached to the three-wheeled bicycle as it is.
The present invention also provides a three-wheeled bicycle that can be used easily and stably even by elderly people, women, outpatients, and physically disabled people.
The present invention also provides a three-wheeled bicycle that can be operated with peace of mind by avoiding these in rainy weather and sunshine.
In addition, the present invention provides a three-wheeled bicycle that can be used for various purposes such as travel vehicles and commercial vehicles in accordance with energy conservation and environmental hygiene, as well as use of outpatient and shopping carts in depopulated and inconvenient places. It is to provide.
In addition, the present invention provides a three-wheeled bicycle that is inexpensive and allows anyone to easily remove some parts from a commercially available three-wheeled bicycle and to attach a new component of the present invention. To do.
Furthermore, the present invention provides a three-wheeled bicycle that can be quickly and easily returned to the original three-wheeled bicycle.

In order to achieve the above object, the first aspect of the present invention comprises, as shown in the figure, one front wheel (A), two rear wheels (H), and a pedal (E), and a front vehicle body (1 ) to provide a swing mechanism, handle the prior vehicle body (1), seat tube (F), attached to the seat pillar and saddle were to be attached to the basket to the vehicle body (2) after not provided with the swing mechanism A three-wheeled bicycle provided with a rear carrier frame (I) so that the steering wheel can be operated when a passenger sits down on the saddle (electric assist 3 that can drive by driving a motor in accordance with the pedal effort) wheel bicycle, and includes an electric three-wheeled bicycle to allow running irrespective of driving the motor and rotation of the pedal provided with a pedal. hereinafter, the same), set to the rear vehicle body (2) From the rear carrier frame (I), Remove the basket, attached detachably seated device (30), when the sitting device (30) to multiply user has sat, to allow steering, the handle a replacement detachably on U-shaped or V-shaped longitudinal handles (10A), removed detachably the seat pillar and the saddle from the seat tube (F), front Pila chromatography (20A or 20B ) removably and vertically can be inserted and the cover described above on top of the front Pila chromatography (20A or 20B), when the riding person is sitting on the sitting device (30), to be able to avoid rain or sunshine (50A or 50B) is a three-wheeled bicycle that is detachably mounted.
In order to achieve the above object, the invention of claim 2 of the present invention comprises, as shown in the figure, one front wheel (A), two rear wheels (H), and a pedal (E). (1) A swing mechanism is provided, a handle, a seat tube (F), a seat pillar, and a saddle are attached to the front vehicle body (1), and a basket is attached to the rear vehicle body (2) not provided with the swing mechanism. The rear carrier frame (I) is provided, and a three-wheeled bicycle is formed so that the steering wheel can be operated when a passenger sits down on the saddle (electric assist that enables driving by driving a motor in accordance with the pedal effort) In a three-wheeled bicycle and an electric three-wheeled bicycle that includes a pedal and that can be driven by driving a motor irrespective of the rotation of the pedal (hereinafter the same), the rear vehicle body (2 ), The basket is removed from the rear carrier frame (I), and the seating device (30) is detachably attached. When a passenger sits on the seating device (30), the steering wheel can be operated. the handle, replace detachably on U-shaped or V-shaped longitudinal handle (10A), removed detachably the seat pillar and the saddle from the seat tube (F), front Pila chromatography (20D) removable and inserted vertically capable of, and upper portion of the front Pila chromatography (20D), removably and rotatably secured to the rotating pipe head tube (B) through the head tube frame (70) (40D) And a cover (50D) that prevents rain or sunlight when a passenger sits on the sitting device (30). Is detachably three-wheeled bicycles attached.
According to a third aspect of the present invention, in order to achieve the above object in the second aspect of the present invention, as shown in the drawing, the head tube frame (70) is connected to the head tube (B). Inserted into a pair of side plates (71) adapted to come into contact with both sides of the connecting portion with the down tube (D), and notches or long holes (7101 and 7102) of the pair of side plates (71). A pair of bolts and nuts (711) that are screwed and fixed to the upper and lower sides of the coupling portion, and a front plate that is coupled to each of the side plates (71) and can be brought into contact with the front surface of the head tube (B). (72), and a three-wheeled bicycle that can be detachably fixed to the head tube (B).
In the present invention, the body front provided with a swinging mechanism, a front wheel, a saddle, seat pillar consists those containing down tube and the main tube or the like for supporting the seat tube or the like, rotating shaft supporting the two rear wheels, This is a well-known mechanism that can swing smoothly on the left and right sides of a rear vehicle body that is not provided with a swing mechanism composed of a rear carrier frame or the like, and that can smoothly perform turning.
Further, in the present invention, V-shaped or U-shaped longitudinal handle is used, since the device sitting on the rear vehicle body mounted removably, used to need to extend the grip position of the handle to the rear has occurred To do.
Unlike conventional bicycle saddles, the sitting device is a flat seating surface with a relatively large area, such as a flat seating surface, a raised seating surface, a seating surface with a backrest, or a backrest. stability is good, its upper, with by moving the position of the buttocks sit physique and depending on the posture riding person (part of the buttocks) slightly back and forth to allow stepping can be easily pedal, elderly, women, disability It is preferable that a person or the like can easily sit down, get on and off, easily depress the pedal, and easily adjust the foot placement when the pedal is not depressed.
Furthermore, the seating device is installed on the rear vehicle body that does not swing and is unrelated to the swing mechanism, and the influence of the front vehicle body on which the swing mechanism is performed is not affected by anything other than the hand necessary for steering operation, so stable riding And controllability can be secured.
The cover is designed to prevent rain and provide visibility, and to block out solar radiation when necessary. It can be inserted into a seat tube standing on the front vehicle body so that it can be removed and fixed vertically. those supported by the front Phira over you, and it is to that supported by the head tube frame so mounted detachably on the front Pila over the head tube.
In addition, the cover is provided with both a roof and a windshield, and a visual field is visually recognized through a transparent synthetic resin plate , or a roof is provided and the visual field is visually recognized by the naked eye.
Also, the cover can be used in various shapes such as a frame frame with a thin plate stretched, a tray shape, and a single plate shape.
Furthermore, the thing which visually recognizes a visual field through a transparent synthetic resin board WHEREIN: What processed the water repellency or anti-fogging process on the surface or the surface and the back surface is desirable.

According to the present invention, currently, the three-wheel bicycle, which is commercially available, only replacing a part of components, the swing mechanism is utilized as it is, so sitting device is not affected by the swing mechanism, Ya elderly It has the advantages of being easy for women and disabled people to ride stably, easy to drive, and avoiding rain and sunshine.
In addition, it is possible to easily and quickly remove some detachable parts currently attached to a commercially available three-wheel bicycle, and to easily attach and detach the parts of the present invention so that the currently available three-wheel bicycle can be used as it is. This has the advantage of being inexpensive and inexpensive.
Moreover, removal detachably some parts of the so-called motor-assisted tricycle commercially available, the use is attached to the present invention component removably, sparsely populated areas, the elderly in traffic inconvenience locations, women's, disability It can be widely used as a visitor's car and shopping cart, etc., and it is possible to travel long distances in line with energy saving and environmental sanitation by improving technology such as lithium batteries and solar cells. Development of applications is also expected.
Furthermore, the three-wheeled bicycle of the present invention can be used by quickly and easily returning to the original three-wheeled bicycle on the market.

  The best mode of the three-wheel bicycle of the present invention is described in Example 1, Example 2 and Example 3.

A first embodiment of the three-wheeled bicycle according to the present invention is shown in FIGS. 1-1, 1-2, and 1-3.
Tricycle of the present invention embodiment, a battery G, A1 or the front wheels, a known electrically assisted tricycle being rear wheels H2 number of commercially available, the handle (not shown), the hand pulse Temu (not shown) , seat pillar and saddle (not shown) and removed detachably rear basket (not shown), a new longitudinal V-shaped or U-shaped handle 1 0A and hand for fitting thereto shown in Figure 1-2 replace detachably on Luz Temu C, extending the gripping position 102A of the handle 10A rearward, the center portion 101A of the handle 10A are fitted to a hand pulse Temu C clamps C1, gripping position from the hand Luz Temu C distance and After adjusting the height of the grip position, Shimete Ru is fixed the handle in central portion 101A clamp C1. The seating device 30 is detachably attached to the rear carrier frame I provided on the rear vehicle body 2. K is a front basket with a waterproof cover, L is the chain cover, F is the seat tube, F1 is the seat clamp.
Tricycle of the present invention embodiment is a pipe frame 51A, a synthetic resin thin plate 52A and the front Pila over 2 0A and the cover 50A having a provided.
As shown in FIG. 1-3, the pipe frame 51A is formed by integrally forming a pipe 51A with a substantially inverted U-shaped horizontal frame and a substantially U-shaped vertical frame.
The synthetic resin thin plate 52A is provided with a roof portion and a windshield portion which are fixed to substantially match the shape of the pipe frame 51A so as to avoid rain and solar radiation.
The rider's R is a rain gown with the hood removed. Front Pila over 2 0A is obtained by allowing vertical possible and detachably inserted and fixed to the seat tube F, the upper end such as by inserting the ends of the pipe frame 51A by screws 21A through the through-hole (not shown) Stick.
Further, in order to ensure visibility in the rain and avoid solar radiation, a water repellent film can be attached to the surface of the windshield portion of the thin plate 52A, and a UV cut film or the like can be attached to the surface or back surface of the roof portion.
Therefore, the passenger sits on the seating device 30 and steps on the pedal E to travel stably without being affected by the swing, and can safely drive while avoiding rain, solar radiation, dust, cold winds, and the like. .

A second embodiment of the three-wheeled bicycle according to the present invention is shown in FIGS. 2-1 to 2-4.
Tricycle of the present invention embodiment, the tricycle of Figure 1-1 of the present invention Example 1, a synthetic resin thin plate tray-like roof 51B, roof frame 52B, knobbed rotation stopper 60B and the front Pila chromatography it is provided with a cover 50B with a 2 0B. R is a rain gown without a hood.
As shown in FIGS. 2-2, 2-3, and 2-4, the roof 51B has a roof frame 52B fixed around the lower edge.
Roof frame 52B is of a steel circular band shaped metal or hard plastic almost, as shown in Figure 2-4, at both ends, is transmural enter the stop rod 61B of the knobbed rotation stopper 60B A pair of through holes 510B is provided.
Front Pila over 2 0B, as well to be able to vertically possible and detachably inserted and fixed to the seat tube F, the holding plate piece 21B having a through-hole 210B that is transmural enter the stop rod 61B of the stopper 60B to the upper end It is connected continuously.
The rotation stopper 60B with a knob allows one end 611B of the stopper bar 61B to be screwed so that the round nut 62B can be screwed together, and the through hole 510B at both ends of the roof frame 52B and the clamping plate at the upper end of the front tube 20B. the through-hole 210B of the piece 21B transmural input City, is inserted a washer 64B at the other end 612B, the minor portion 613B are consecutively provided, the eccentric head 651B of the knob 65B is fitted so that it can rotate .
The washer 64B is provided with a recess 641B having an arcuate cross section that slidably receives the eccentric head 651B of the knob 65B, and the eccentric head 651B pressurizes the washer 64B by the rotation of the knob 65B, and the front tube 20B. The both ends of the roof frame 52B can be fastened to the sandwiching plate piece 21B at the upper end.
Since other configurations and operational effects are the same as those of the first embodiment, detailed description thereof is omitted.

A third embodiment of the three-wheeled bicycle according to the present invention is shown in FIGS. 3-1 to 3-4.
The three-wheeled bicycle according to the embodiment of the present invention includes a battery G, a commercially available electrically-assisted three-wheeled bicycle having one front wheel A and two rear wheels H, a handle (not shown), a handle stem (not shown), A seat pillar and saddle (not shown) and a rear basket (not shown) are detachably removed, and a new V-shaped or U-shaped handle 10A shown in FIG. 1-2 and a handle stem C fitted thereto are attached. The grip position 102A of the handle 10A is extended rearward, the center portion 101A of the handle 10A is fitted to the clamp C1 of the handle stem C, and the distance from the handle stem to the grip position and the height of the grip position are changed. After the adjustment, the handle central portion 101A is fastened and fixed with the clamp C1. The seating device 30 is detachably attached to the rear carrier frame I provided on the rear vehicle body 2. L is a chain cover, F is a seat tube, and F1 is a seat clamp.
Tricycle of the present invention embodiment is that pipes frame 51D, the synthetic resin sheet 52D, the cover 50D having a front Pila over 2 0D and rotating pipe 40D provided.
The pipe frame 51D is obtained by forming a pipe 511D into a rectangular shape and framing it along the vehicle width and overall length of a three-wheeled bicycle. The pipe frame 51D is supported by the first support pipe 512D and the second support pipe 513D.
The first support pipe 512D has screw rods 5122D fitted and fixed to both ends of the horizontal pipe 5121D so as to be inserted into the through holes 5110D of the pipes 511D on both sides, and can be screwed by the nuts 5123D, and the center of the horizontal pipe 5121D. The upper end of the vertical pipe 5124D is fixed.
The front pillar 20D can be inserted into and fixed to the seat tube F so as to be vertically movable and detachable, and a vertical pipe 5124D of the first support pipe 512D is inserted into the upper portion so that the front pillar 20D can be detachably fixed by a screw or a rotary knob 21D. Yes.
The second support pipe 513D has screw rods 5132D fitted and fixed to both ends of the horizontal pipe 5131D, penetrates into the through holes 5110D of the pipes 511D on both sides, and can be screwed with nuts 5133D, and the center of the horizontal pipe 5131D. The upper end of the vertical pipe 5134D is fixed.
The rotary pipe 40D is attached via the head tube frame 70, and the vertical pipe 5134D of the second support pipe 513D is fitted in a vertically movable manner so that it can be attached and detached by a screw or a rotary knob 42D. Yes.
The head tube frame 70 is inserted into a pair of side plates 71 that are in contact with both sides of the joint portion of the head tube B and the down tube D, and notched holes or long holes 7101 and 7102 of the pair of side plates 71 to be screwed. The front plate 72 includes a pair of bolt nuts 711 that are fixed and fixed to the upper and lower portions of the coupling portion, and a front plate 72 that is coupled to each side plate 71 so as to be in contact with the front surface of the head tube B. A pair of upright plates 73 are erected to be pivotally attached to the bolt nut 41D so that the lower portion of the rotary pipe 40D can be rotated.
The synthetic resin thin plate 52D is substantially fixed in shape to the pipe frame 51D and fixed to the pipe 511D so that the roof and windshield can be covered over the entire length of the three-wheeled bicycle. In addition, a water repellent treatment can be applied to the surface of the thin plate 52D, and a UV cut film or the like can be attached to the front or back surface.
Since other configurations and operational effects are the same as those of the first embodiment, detailed description thereof is omitted.

The present invention three-wheeled bicycle, in particular, the elderly, women, high utility value as a sparsely populated areas traffic measures of the handicapped. The parts of the present invention are easy to manufacture, can be mass-produced at low cost, and have high practical value because it is sufficient to replace some parts of a commercially available three-wheeled bicycle.

1 is an overall schematic explanatory diagram of Embodiment 1 of the present invention. It is an explanatory view of a handle used in Figure 1-1. It is explanatory drawing of the cover used for FIGS. 1-1. It is a whole schematic explanatory drawing of Example 2 of this invention. It is explanatory drawing of the cover used for FIGS. It is another explanatory drawing of the cover used for FIGS. It is explanatory drawing of the rotation stopper with a knob of the cover used for FIGS. It is a whole schematic explanatory drawing of this invention Example 3. FIG. It is explanatory drawing of the cover used for FIGS. It is explanatory drawing of the head tube frame used for FIGS. It is another explanatory drawing of the head tube frame used for FIGS.

1 Front car body A Front wheel B Head tube C Handle stem
D Down tube E Pedal F Seat tube H Rear wheel I Rear carrier frame
10A V-shaped or U-shaped longitudinal handle 2 after the vehicle body 20A, 20B, 20D front pillar
30 Seating device
40D rotating pipe 50A, 50B, 50D cover
70 Head tube frame 71 Side plate 7101 and 7102 Notch hole or long hole 711 Bolt nut 72 Front plate

Claims (3)

Comprising one front wheel (A) and two rear wheels (H) of the pedal (E), before the swing mechanism provided in the vehicle body (1), handle the prior vehicle body (1), seat tube (F) The rear carrier frame (I) is installed so that the basket can be attached to the vehicle body (2) after the seat pillar and the saddle are installed, and the swing mechanism is not provided. A three-wheeled bicycle formed so as to be able to run (electrically assisted three-wheeled bicycle that can be driven by driving a motor according to the pedaling force of the pedal, and a pedal and can be driven by driving the motor independently of the rotation of the pedal. as in the containing electric tricycle. hereinafter, the same), from the rear carrier frame (I) provided in the rear body (2), and remove the basket, It mounted so as to be multiplied unloading device (30), when the sitting device (30) to multiply user has sat so that it is steering, the handle, U-shaped or V-shaped longitudinal handle ( 10A) to the replaceable detachably from said seat tube (F) removed detachably the seat pillar and the saddle, and insert the front Pila chromatography (20A or 20B) can and vertically capable removable, the front Pila chromatography A cover (50A or 50B) that can prevent rain or sunshine when a passenger sits on the sitting device (30) is detachably attached to the upper part of ( 20A or 20B). A three-wheeled bicycle. One front wheel (A), two rear wheels (H), and a pedal (E) are provided, a swing mechanism is provided in the front vehicle body (1), a handle, a seat tube (F), A rear carrier frame (I) is provided so that a basket can be attached to the vehicle body (2) after the seat pillar and saddle are attached and the swing mechanism is not provided, and the steering wheel can be operated when the passenger sits on the saddle. A three-wheeled bicycle formed as described above (a motor-assisted three-wheel bicycle that can be driven by driving a motor in accordance with the pedaling force of the pedal, and a pedal that can be driven by driving the motor independently of the rotation of the pedal) In the following, the same), the basket is removed from the rear carrier frame (I) provided on the rear vehicle body (2), A hanging device (30) is detachably attached, and when the passenger sits on the sitting device (30), the handle can be operated by a U-shaped or V-shaped long handle (10A). replaceable detachably on, the said from the seat tube (F) seat pillar and by removing detachably said saddle, and insert front Pila over the (20D) removably and vertically possible, the upper front Pila chromatography (20D) If, on the top of the head tube (B) in through the head tube frame (70) removably and pivotally secured to the rotating pipe (40D), when the sitting device (30) to multiply user has sat A three-wheeled bicycle characterized by detachably attaching a cover (50D) that can prevent rain or sunshine. A pair of side plates (71) adapted to allow the head tube frame (70) to come into contact with both sides of the joint between the head tube (B) and the down tube (D), and the pair of side plates (71 ) And a pair of bolts and nuts (711) that are inserted into the notch holes or long holes (7101 and 7102) and screwed to be fixed to the upper and lower sides of the coupling portion, and the side plates (71) The front plate (72) adapted to come into contact with the front surface of the head tube (B) is provided so as to be detachably fixed to the head tube (B). Wheeled bicycle.

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