JPH0313428Y2 - - Google Patents

Description

[Detailed explanation of the idea] [Industrial application field] This invention relates to the improvement of a folding basket for bicycles.

[Conventional technology]

As a folding basket for a bicycle that has been commonly used in the past, a bottom frame is provided at the bottom between the front and rear frames to be pulled up by hand using one end as a fulcrum when folding, and side frames that can be folded inward are provided on both sides. Some bicycles have a foldable body and are equipped with a hook-like mounting bracket or the like on the top of the housing so that they can be hung and attached using a pipe from a bicycle carrier.

[The problem that the idea attempts to solve]

In the conventional folding basket, it is necessary to raise the bottom frame, push the front frame, fold the side frames inward, and fold it into the rear frame.When opening it again, it is necessary to pull out the front frame and then fold the bottom frame by hand to stop it horizontally. Because of this, it is inconvenient to fold or open the basket, and it has also become a problem because it cannot be attached to modern bicycles without a loading platform using conventional hook-like mounting brackets.

This idea allows the case to be easily folded or opened simply by opening and closing the front frame relative to the rear frame, without having to lift or fall the bottom frame of the case by hand. To provide a folding basket for a bicycle which can be easily attached to a bicycle without a basket using a basket mounting bracket.

[Means to solve the problem]

In order to solve the conventional problem, this invention is a bottom frame that connects and pivots inwardly undulating at the center between the bottoms of front and rear frames 1 and 2, which are covered with wire mesh, etc. 3, 3 and the front and rear frames 1,
A collapsible frame 6 is provided on both sides of the bicycle A, with a telescopic frame 5 consisting of a plurality of side rods 4 arranged intersectingly in series, and a frame 6 which can be folded. an inverted U-shaped support rod 7 mounted on the axle C;
A housing mounting bracket 9 consisting of a support rod 8 that connects and holds the upper part of the inverted U-shaped support rod 7 to a frame rod D of the bicycle A, etc.
, the upper parts of the rear frame 2 of the casing 6 are attached to the support rod 8 of the casing mounting bracket 9, and the approximate center thereof is attached to the support rod 7, so that the casing 6 can be opened and closed with one touch. Relates to technical means that can be attached to bicycles without a loading platform.

[Effect]

According to this invention described above, there is a fixed interval on the outside of the rear wheel of a bicycle without a loading platform, for example, the inverted U-shaped support rod 7 of the basket mounting bracket 9 is diagonally placed on the outside of the mudguard B, and its lower end is is fitted onto the axle C of the rear wheel and fixed with a nut, and the support rod 8 that holds the upper end of the inverted U-shaped support rod 7 is attached approximately horizontally to the frame rod D at the rear of the bicycle A. The upper part of the rear frame 2 of the housing 6 is fixed with screws at multiple places, and the central part of the rear frame 2 is screwed to the middle of the inverted U-shaped support rod 7. It is used by pulling it out toward the front and opening it, and when not in use, the front frame 1 is pushed into the rear frame 2 and folded.

〔Example〕

This invention will be explained below based on embodiments shown in the drawings.

1 to 4, 1 and 2 are wire mesh 12
The front and rear frames are made of metal, etc., with
Support shafts 13, 13 are fixed to the bottoms of the front and rear frames, and a plurality of connecting rods 15 can be raised and lowered inward between the support shafts 13, 13 and a pivot 14 disposed midway between both frames. A wire mesh 1 is mounted on each connecting rod 15.
When the bottom frames 3, 3 provided with 6 are fixed and the front frame is pushed toward the rear frame, the bottom frames 3, 3 will stand up at the center and fold, and conversely, the front frame will move away from the rear frame. By pulling it in the opening direction, the bottom frames 3, 3 lie down and become almost horizontal, and on both sides of the front and rear frames 1, 2, there are a plurality of upper and lower side bars 4 which are pivoted at the center in an intersecting manner. A foldable casing 6 is constituted by having telescopic frames 5 which are arranged in series with their ends pivoted by pins 17 so as to be extendable and retractable in the front-rear direction. In the embodiment, the side bars 4 are attached to the front and rear frames 1 and 2 by attaching the vertical bars 1 to the front and rear frames.
8 and 18 are provided, and an elongated hole 19 is provided in the upper part thereof in the vertical direction.
9, and is held freely up and down by engagement pins 21, and the cross-shaped side rods 4 at both ends are moved up and down using the lower end of the vertical rod 18 as a fulcrum and along the elongated hole at the upper end, so that they can be expanded and contracted in the front-rear direction. Further, the rear frame 2 is provided with mounting plates 24 and 25 having elongated holes 22 and 23 near the upper left, right, and center of the wire mesh 12, and the mounting plates 24 and 25 are attached to the basket mounting bracket 9 by adjusting the position in the front and rear direction and using screws, etc. Eggplant. Furthermore, in the center of the frame rod at the upper end of the rear frame 2, a base of a latch 26, which is formed by bending a wire and forming an L-shaped locking part at the tip, is rotatably mounted. It is held by hooking the stopper 26. Moreover, the lower end of the side rod 4 is bent into an L shape to form a receiving piece 4a for receiving the bottom frame.

Reference numeral 9 denotes a basket mounting bracket, which is an inverted U-shaped support rod that is attached to the axle C in a diagonal direction over the mudguard B on the outside of the rear wheel of the bicycle A, as shown in Figures 1, 5, and 6. 7, and a pair of support rods 8, one end of which is pivotally supported on the upper part of the support rod 7, and the other end of which is attached to and connected to a frame rod D of the bicycle A, etc.

In the embodiment, the inverted U-shaped support rod 7 has an upper part formed in an arc shape that matches the shape of the mudguard B, and has screw holes 27 for attaching the housing 6 in the bulges in the center on both sides, In addition, a plurality of screw holes 28 for attaching the attachment adjustment plate 10 are provided in the lower part, and a separate attachment adjustment plate 10 is provided which has a long hole 29 in the upper part and an insertion hole 30 to fit into the axle C at the lower end, and the attachment adjustment plate 10 is provided. Support rod 7 for plate 10
Adjust the length of the support rod to match the length between the mudguard B and axle C of the bicycle, and tighten and fix the screw 31 through the elongated hole 29 into either screw hole 28, and then attach the mounting adjustment plate. Fix 10 to axle C with a nut. The pair of support rods 8 have a horizontal portion and a curved bent portion that follows the wheels, etc., and one end of the support rods is connected to the top of both sides of the inverted U-shaped support rod 7 with pins 3.
2, and the other end is attached to the frame rod D via the attachment adjustment plate 11. The horizontal part of this support rod 8 is provided with screw holes 33, 33 for attaching the upper left and right parts of the housing 6, and the end of the bent part is provided with a mounting hole 34, and a plurality of separately provided elongated holes 35 and mounting holes are provided. Adjust the position of the mounting adjustment plate 11 having 36 into the mounting hole 34 through one of the elongated holes 35 and fix it by tightening with the screw 37,
The mounting adjustment plate 11 is screwed and fixed to the mounting protrusion of the frame rod D.

In the embodiment, the support rod 8 is attached to the frame rod D, but the present invention is not limited to this, and the support rod 8 may be attached to a metal fitting at the bottom of the saddle, for example. Also, some bicycles do not have a mudguard B, but in that case, the inverted U-shaped support rod 7 can be installed with a certain distance from the tire.

Since this device has the above-mentioned structure, when attaching the cage to the side of the rear wheel of the bicycle A that does not have a loading platform, the inverted U-shaped support rod 7 of the cage mounting bracket 9 is placed over the mudguard B, and its lower end is attached to the mounting adjustment plate. Adjust the length with 10, fit it onto the axle C, and tighten and fix it. Adjust the position with the mounting adjustment plate 11 of the support rod 8 and fix it to the frame rod D. Then, screw the support rod 8 of the cage mounting bracket 9. The upper left and right mounting plates 24, 24 of the rear frame 2 of the housing 6 are inserted into the holes 33, 33.
Align the elongated holes 22, 22, adjust the front and rear positions, and screw them in with the screw 38, and insert the elongated hole 23 of the mounting plate 25 in the center of the rear frame 2 into the screw hole 27 in the center of the inverted U-shaped support rod 7.
are fixed with set screws 39, and when loading luggage, remove the upper hook 26 and pull out the front frame 1 to extend the cross-shaped side bars 4 on both sides and the upright bottom frame 3 on the bottom. It forms a case in which luggage is placed by laying it down almost flat. When the casing is not in use, simply push the front frame 1 inward to raise the bottom frame 3 inward, contract the intersecting side rods 4, fold the casing into a flat shape, and lock the latches 26. Hold.

[Effect of idea]

According to this idea, the front frame of the case can be pulled out,
It is convenient to use because you can open and close the basket with a simple push.
The cage mounting bracket consisting of a letter-shaped support rod and a support rod allows the cage to be easily attached to the side of the rear wheel of the bicycle.

[Brief explanation of drawings]

Fig. 1 is a perspective view showing the folding case of this invention in the closed state, Fig. 2 is a perspective view showing the folding case in the open state,
3 is a plan view of the same, FIG. 4 is a longitudinal cross-sectional view of the same, FIG. 5 is a perspective view of the basket mounting bracket, and FIG. 6 is a front view of a bicycle to which the folding basket of this invention is attached. 1...Front frame, 2...Rear frame, 3...Bottom frame,
4...Side rod, 5...Extendable frame, 6...Case body, 7...
Inverted U-shaped support rod, 8... Support rod, 9... Basket mounting bracket, A... Bicycle, B... Mudguard, C... Axle,
D...Frame rod.

Claims (1)

[Scope of utility model registration request] Bottom frames 3, 3 are provided between the bottoms of the front and rear frames 1, 2, on which wire mesh or the like is stretched, and are connected inwardly at the center so as to be able to rise and fall, and on which wire mesh or the like is stretched. A collapsible frame 6 is provided with a telescoping frame 5 made up of a plurality of side rods 4 arranged in series, and a separate frame 6 is provided on the outside of the rear wheel of the bicycle (A) at a certain interval to extend its axle ( C), and a support rod 8 that connects and holds the upper part of the support rod 7 to the frame rod (D) of the bicycle (A). A plurality of upper parts of the rear frame 2 of the housing 6 are connected to the housing mounting bracket 9.
A folding basket for a bicycle, which is attached to a support rod 8 and approximately at the center thereof to a support rod 7 with a screw.