JPH08276881A - Bicycle handlebar - Google Patents

Abstract

PURPOSE: To provide bicycle handlebars which facilitate the taking in and out of a bicycle even if many other bicycles are juxtaposed at small spaces and which make the bicycle hard to steal. CONSTITUTION: Handlebars are positioned and fixed by locking a lock 5. At this time, the handlebars 1 are orthogonal to its running direction, and accordingly, the bicycle can be advanced by gripping the handlebars 1. After the lock 5 is unlocked, the handlebars 1 are pushed downward so that the handlebars 1 moved downward. In association with this downward movement, the handle 1 is turned by an angle of about 90 deg. due to the meshing between male threads on a support shaft 4 and female threads in a handle shaft 2, and comes to a stop. In this condition, the lock 5 is locked so as to fix the handlebars 1, and accordingly, the handlebars 1 are fixed at a second position where the handlebars 1 are in parallel with the running direction of the bicycle.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bicycle handlebar that is useful for saving the bicycle installation space and preventing the bicycle from being stolen.

[0002]

2. Description of the Related Art For example, a large number of bicycles are arranged side by side at a narrow space in a bicycle storage area in front of a station, and it is not easy to put in and take out one of these bicycles. This is because the handlebars of the bicycle are caught on each of the other bicycles on both sides, and in the worst case, several bicycles may be played in shogi.

In order to prevent the bicycle from being stolen, locks for inhibiting the rotation of tires are used, but this type of lock is often destroyed and the bicycle is taken away.

[0004]

When a large number of bicycles are arranged side by side at narrow intervals, it is difficult to take in and out the bicycles. In addition, the lock that prohibits the rotation of the tire can run a bicycle if the lock is destroyed, so it is easily stolen and the number of thefts is very large.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a bicycle handlebar that can be easily stowed and stolen, even if a large number of bicycles are arranged side by side at narrow intervals.

[0006]

In order to solve the above-mentioned problems, in the first aspect of the invention, a handle pivotally supported, a handle side and a frame side supporting the handle are provided with unevenness. Positioning means for positioning the handle at one of the first position when traveling and the second position rotated from the first position by fitting, and locking for stopping the handle at the first and second positions. And means.

According to the second aspect of the invention, the handle is bisected into a left-hand side portion and a right-hand side portion, and the left-hand side portion and the right-hand side portion are rotatably supported at the substantially center, and the left-hand side portion of the handle and the handle. It comprises horizontal locking means for locking the right-hand side portion substantially horizontally, and hanging locking means for hanging and locking the left-hand side portion and the right-hand side portion of the handle.

[0008]

According to the first aspect of the invention, the handle is turnable and is positioned at either the first position when traveling or the second position when the vehicle is turned by 90 ° from the first position. Can be stopped. When traveling, the handle may be positioned and stopped at the first position. Further, when the bicycle is put in and taken out at the bicycle storage place, if the handle is positioned and stopped at the second position, the handle does not get caught on the other bicycles on both sides.

Further, if the locking means is provided with a function as a lock, when the lock is broken, the handle cannot be stopped and the vehicle cannot run, which is useful for theft prevention.

According to the second aspect of the invention, the handle is divided into a left-hand side portion and a right-hand side portion, and the left-hand side portion and the right-hand side portion are rotatably supported. When traveling, the left-hand side portion and the right-hand side portion may be stopped substantially horizontally. Further, in the bicycle parking lot, if the left hand side portion and the right hand side portion are suspended and stopped, the handle does not get caught on the other bicycles on both sides.

[0011]

Embodiments of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 shows a first embodiment of the handle of the first invention. In the figure, the handle 1 is fixed to the handle shaft 2 at the center thereof. A hole 2a is formed below the handle shaft 2, and the support shaft 4 of the frame 3 is inserted into the hole 2a. A lock 5 is fixed to the side wall of the handle shaft 2.

As shown in FIG. 2, on the outer peripheral wall of the support shaft 4,
Each spiral thread 6 is formed, and each spiral thread groove is formed on the inner peripheral wall of the hole 2a of the handle shaft 2. Each thread 6 of the support shaft 4 is screwed into each thread groove of the hole 2 a of the handle shaft 2. Further, a first locking hole 8 is formed on the upper side of the outer peripheral wall of the support shaft 4, and a second locking hole 9 is formed on the lower side of the outer peripheral wall.

As shown in FIG. 3A, the lock 5 comprises a cylinder 11, a dead bolt 12, and a key 13. The dead bolt 12 has a lock pin 14 built therein, and the lock pin 14 is biased to the outside of the dead bolt 12 so that the tip of the lock pin 14 has a hole 11 in the cylinder 11.
It fits in a. A guide pin 15 is fixed to the side wall of the dead bolt 12. The guide pin 15 is fitted in the slot 16 of the cylinder 11 to inhibit the rotation of the dead bolt 12.

When the key 13 is inserted into the key hole of the dead bolt 12 and the key 13 is turned, the lock pin 12 is retracted. In addition, a spring (not shown) built in the cylinder 11
Due to this, the dead bolt 12 is biased rightward. Therefore, when the lock pin 14 is retracted by the key 13, the dead bolt 1 is released as shown in FIG.
2 moves to the right.

On the contrary, in the state of FIG. 3B, when the right end of the dead bolt 12 is pushed to move the lock pin 14 until it reaches the hole 11a of the cylinder 11, the lock pin 1
4 is fitted in the hole 11a, the dead bolt 12 is stopped, and the state shown in FIG.

The dead bolt 12 of the lock 5 is fitted into one of the first and second locking holes 8 and 9 of the support shaft 4, whereby the handle shaft 2 is positioned and fixed.

Now, in the state of FIG. 1, the dead bolt 12 of the lock 5 is fitted into the first locking hole 8 of the support shaft 4, and the handle 1
Has been fixed. At this time, since the handlebar 1 is positioned at the first position orthogonal to the traveling direction of the bicycle, the handlebar 1 can be gripped and the bicycle traveled.

Next, the lock 5 is unlocked, the dead bolt 12 of the lock 5 is moved, and the dead bolt 12 is supported by the support shaft 4.
From the first locking hole 8. Then, the handle 1 is pushed downward to lower the handle 1. Along with this lowering, the screw thread 6 of the support shaft 4 and the screw groove of the handle shaft 2 are screwed together to rotate the handle 1. As shown in FIG. 4, the handle 1 turns by about 90 °, the lower end of the handle shaft 2 contacts the step portion 4b of the support shaft 4, and the handle 1 stops. Further, the dead bolt 12 of the lock 5 faces the second locking hole 9 of the support shaft 4.

In this state, the lock 5 is locked, and the dead bolt 12 of the lock 5 is fitted into the second locking hole 9 of the support shaft 4,
When the handlebar 1 is fixed, the handlebar 1 is positioned at a second position substantially parallel to the traveling direction of the bicycle.

In this way, the second direction which is substantially parallel to the running direction of the bicycle
If the handlebar 1 is fixed at the position, the handlebar 1 does not have to be caught by the other bicycles on both sides when the bicycle is installed in the bicycle parking space, and thus the bicycle can be easily put in and taken out.

In order to steal this bicycle, a lock 5
If the wheel is destroyed, the handle 1 cannot be positioned and fixed at the first position orthogonal to the traveling direction of the bicycle, which makes traveling of this bicycle difficult and dangerous. Therefore, the theft of the bicycle is not easy, and the antitheft effect can be expected to a great extent as compared with the conventional lock that prohibits rotation of the tire.

When using this bicycle, the lock 5 is unlocked again, the dead bolt 12 of this lock 5 is removed from the second locking hole 9 of the support shaft 4, and the handle 1 is lifted upward.
When the handle 1 turns and the dead bolt 12 of the lock 5 faces the first locking hole 8 of the support shaft 4, the lock 5 is locked. As a result, the handle 1 is repositioned and fixed to the first position orthogonal to the traveling direction of the bicycle.

The support shaft 4 may be covered with a bellows tube made of synthetic resin or rubber so as to cover the support shaft 4.

By the way, in the first embodiment, the handle 1 is positioned and fixed at the first position by the lock 5, but the reinforcing member 21 as shown in FIG. May be reinforced. This reinforcing member 21
Is a pair of semi-cylindrical metal fittings 22 and 23 that are pivotally supported to each other. Become.

Four recesses 26a and 26b are formed on the inner peripheral wall of one of the semi-cylindrical metal fittings 22. The inner wall of the other semi-cylindrical metal fitting 23 has four recesses 27a, 27
b and the hole 28 are formed.

When this reinforcing member 21 is used, each convex portion which fits into each recess 26a, 27a on the upper side of each semi-cylindrical metal fitting 22, 23 is formed on the outer peripheral wall of the handle shaft 2 and each semi-cylindrical cylinder is formed. Each depression 26b, 2 on the lower side of the metal fitting 22, 23
Each convex portion that fits into 7b is formed on the outer peripheral wall of the support shaft 4. Then, in the state of FIG. 1, the respective semi-cylindrical metal fittings 22 and 23 of the reinforcing member 21 are put on the handle shaft 2 and the support shaft 4,
Recesses 26a, 27a on the upper side of each semi-cylindrical metal fitting 22, 23
Is fitted into the respective convex portions of the handle shaft 2, and the respective depressions 26b and 27b on the lower side of the respective semi-cylindrical metal fittings 22 and 23 are fitted into the respective convex portions of the support shaft 4. In addition, each plug belt 24
And the belts 25 with buckles are connected, and the semi-cylindrical metal fittings 22 and 23 are fastened by these belts.
Thus, the reinforcing member 21 reinforces the space between the handle 1 and the support shaft 4.

FIG. 6 shows a second embodiment of the handle of the first invention. In the figure, parts that perform the same actions as those in FIG. 1 are assigned the same reference numerals, and the explanation is simplified.

In the second embodiment, the handle shaft 2 shown in FIG.
A handle shaft 31 and a support shaft 32 are used instead of the support shaft 4. Linear ridges 34 are formed on the outer peripheral wall of the support shaft 32, and linear grooves are formed on the inner peripheral wall of the hole 31 a of the handle shaft 31. Each groove of the handle shaft 31 is fitted in each crest 34 of the support shaft 32. Further, on the outer peripheral wall of the support shaft 32, the first locking hole 35 and the second locking hole 3
6 are formed, and these locking holes 35 and 36 are displaced from each other by about 90 °.

In the state shown in FIG. 6, the handle is positioned at the first position orthogonal to the traveling direction of the bicycle, and the bicycle can be driven.

The lock 5 is unlocked, the dead bolt 12 of the lock 5 is removed from the first locking hole 35 of the support shaft 32, the handle is lifted upward, and the handle shaft 31 is once pulled out from the support shaft 32. After that, the handle is turned about 90 °, the handle shaft 31 is inserted again into the support shaft 32, and the handle shaft 31 is lowered until the lower end of the handle shaft 31 contacts the step portion 32a of the support shaft 32. Then, the lock 5 is locked, the dead bolt 12 of the lock 5 is fitted into the second locking hole 36 of the support shaft 32, and the handle is positioned at a second position substantially parallel to the traveling direction of the bicycle. Fix it.

FIG. 7 shows a third embodiment of the handle of the first invention.

In the third embodiment, the coil spring 43 is inserted between the handle shaft 41 and the support shaft 42. Spindle 4
The second locking hole 44 and the second locking hole 45 are formed in the second member 2. A fitting portion 46 is provided in the hole 41a of the handle shaft 41, and a fitting portion 47 is also provided in the support shaft 42.

The fitting portion 47 of the support shaft 42 is formed with four convex portions 48 as shown in FIG. 8 (a), and the fitting portion 46 of the handle shaft 41 is shown in FIG. 8 (b). As shown, four recesses 49 are formed.

In the state of FIG. 7, the fitting portion 46 of the handle shaft 41 and the fitting portion 47 of the support shaft 42 are separated from each other, and the handle can be turned. If you push this handle down after making the handle orthogonal to the running direction of the bicycle,
The coil spring 43 shrinks, and the fitting portion 4 of the handle shaft 41
The respective concave portions 49 of 6 and the respective convex portions 48 of the fitting portion 47 of the support shaft 42 are fitted together. At this time, if the lock 5 is locked, the dead bolt 12 of the lock 5 fits into the first locking hole 44 of the support shaft 42,
The handle is positioned and fixed at a first position orthogonal to the traveling direction.

In the state shown in FIG. 7, the handle is made substantially parallel to the traveling direction of the bicycle, and then the handle is pushed down to fit the concave portions 49 and the convex portions 48 and lock the lock 5.
The dead bolt 12 of the lock 5 is used as the second locking hole 4 of the support shaft 42.
5, the handle is positioned and fixed at a second position substantially parallel to the traveling direction.

FIG. 9 shows a fourth embodiment of the handle of the first invention.

In the fourth embodiment, a lock 53 is built in the handle shaft 52 of the handle 51. This lock 53
As shown in FIG. 10, the dead bolt 54 is inserted through the key hole 53a.
Is long When the handle shaft 52 is inserted into the support shaft 55,
The part of the dead bolt 54 of the lock 53 is arranged inside the support shaft 55.

When the dead bolt 54 of the lock 53 is pulled in, the handle 51 can be turned. When the handle 51 is made orthogonal to the traveling direction of the bicycle, the key 56 is inserted into the key hole 53a of the lock 53 and rotated, the dead bolt 54 projects, and the dead bolt 5
4 is fitted in the first locking hole 57 of the support shaft 55, and the handle 51 is positioned and fixed at the first position.

When the dead bolt 54 of the lock 53 is pulled in, the handle 51 is made substantially parallel to the traveling direction of the bicycle, and then the lock 53 is locked. The handle 51 is fitted in the stop hole 58, and the handle 51 is positioned and fixed at the second position.

FIG. 11 shows a fifth embodiment of the handle of the first invention.

In the fifth embodiment, the lock 5 is fixed to the outer peripheral wall of the handle shaft 61, and the support shaft 62 is formed with the first locking hole 63 and the second locking hole 64. If the lock 5 is unlocked and the dead bolt 12 is retracted, the handle can be turned. When the lock 5 is locked after making the handle orthogonal to the traveling direction of the bicycle, the dead bolt 12 is fitted into the first locking hole 63 of the support shaft 62, and the handle is moved to the first position.
It is positioned and fixed in position. Further, when the lock 5 is locked after the handle is made substantially parallel to the traveling direction, the dead bolt 12 is fitted into the second locking hole 64 of the support shaft 62, and the handle is positioned and fixed at the second position. To be done.

12 and 13 show an embodiment of the handle of the second invention. FIG. 12 shows the bicycle viewed obliquely from the rear, and FIG. 13 shows the bicycle viewed from the front front.

Here, the handle 71 is attached to the left-hand side portion 72.
The left hand side portion 72 and the right hand side portion 73 are rotatably supported by the upper end portion of the handle shaft 74. The left-hand side portion 72 and the right-hand side portion 73 are formed with rectangular holes 72a and 73a, respectively, and both ends 75a and 75a of the U-shaped metal fitting 75 are connected to the rectangular holes 72a and 73a.
The left hand side portion 72 and the right hand side portion 73 are supported substantially horizontally by being inserted into a. In this state, grasp the handle 71,
You can drive a bicycle.

If both ends 75a, 75a of the U-shaped metal fitting 75 are removed from the respective rectangular holes 72a, 73a, the left hand side portion 7
2 and the right-hand side portion 73 can be hung. Since the U-shaped metal fitting 75 is connected to the handle shaft 74 via the connecting rod 76, the U-shaped metal fitting 75 does not fall off.

A lock 79 is fixed to the support shaft 78.
This lock 79 has two locking claws 81 and 82,
These locking claws 81 and 82 are respectively associated with the shaft fulcrums 81a,
It is rotatably supported by 82a. Further, small holes 83 are formed at one ends of the locking claws 81 and 82, respectively.

When the left-hand side portion 72 and the right-hand side portion 73 hang down, the locking claws 81 and 82 are rotated so that the locking claws 81 and 82 are moved to the left-hand side portion 72 and the right-hand side portion 73.
Can be inserted into each slot 84 and hooked. Then, when the lock 79 is locked, a dead bolt (not shown) of the lock 79 fits into the small holes 83 of the locking claws 81 and 82, and these locking claws 81 and 82 are fixed. As a result, the left-hand side portion 72 and the right-hand side portion 73 remain suspended and their rotation is prohibited.

Thus, the left-hand side portion 72 and the right-hand side portion 73
If the bicycle is suspended and these rotations are prohibited, the handle does not get caught on another bicycle when the bicycle is taken in and out. Moreover, running a bicycle is impossible.

The present invention is not limited to the above embodiments, but various modifications can be made.

[0050]

As described above, according to the first aspect of the present invention, the bicycle can be run by positioning and stopping the handle at the first position, and by positioning and stopping the handle at the second position, the bicycle can be parked at the bicycle parking lot. , The steering wheel doesn't get caught on the other bicycles on both sides.

Further, if the locking means for locking the handle has a function as a lock, when the lock is broken,
The steering wheel cannot be stopped, making it impossible to drive, which helps prevent theft.

In the second aspect of the invention, the bicycle can be run by stopping the left-hand side portion and the right-hand side portion of the handle substantially horizontally, and the left-hand side portion and the right-hand side portion can be suspended and stopped. , At the bicycle parking lot, the handle does not have to be caught on the other bicycles on both sides.

[Brief description of drawings]

FIG. 1 is a perspective view showing a first embodiment of a handle according to the first invention.

FIG. 2 is a side view partially showing the first embodiment of FIG.

3 (a) is a sectional view showing a locked state in the first embodiment of FIG. 1, and FIG. 3 (b) is a sectional view showing a unlocked state of the lock.

FIG. 4 is a perspective view showing a state in which the handle of the first embodiment of FIG. 1 is positioned substantially parallel to the traveling direction of the bicycle.

5 is a perspective view showing a reinforcing member for reinforcing the handle of the first embodiment of FIG.

FIG. 6 is a side view partially showing a second embodiment of the handle of the first invention.

FIG. 7 is a sectional view partially showing a third embodiment of the handle of the first invention.

8 (a) is a perspective view showing a fitting portion of a support shaft in the third embodiment of FIG. 7, and FIG. 8 (b) is a perspective view showing a fitting portion of a handle shaft in the third embodiment.

FIG. 9 is a perspective view showing a fourth embodiment of the handle of the first invention.

FIG. 10 is a perspective view showing a lock in the fourth embodiment of FIG.

FIG. 11 is a sectional view partially showing a fifth embodiment of the handle of the first invention.

FIG. 12 is a perspective view showing an embodiment of the handle of the second invention as seen obliquely from the rear.

FIG. 13 is a front view showing the handle of the embodiment of FIG. 12 as seen from the front.

[Explanation of symbols]

 1, 51, 71 handle 2, 31, 41, 52, 61, 74 handle shaft 3 frame 4, 32, 42, 55, 62, 78 support shaft 5, 53, 79 lock 8, 35, 44, 57, 63 1 Locking Hole 9, 36, 45, 58, 64 Second Locking Hole 43 Coil Spring 72 Left Hand Side Part 73 Right Hand Side Part 75 U-Shaped Metal Fitting 81, 82 Locking Claw

Claims (3)

[Claims] 1. A first position when traveling and a first position when traveling due to fitting of a handle pivotally supported on a handle, a handle side and a frame side supporting the handle to each other. A bicycle handlebar comprising a positioning means for positioning the handlebar in one of the swung second positions and a locking means for stopping the handlebar in the first and second positions. 2. The bicycle handle according to claim 1, wherein the locking means also functions as a lock. 3. A handle, which is divided into a left-hand side portion and a right-hand side portion, and rotatably rotatably supports the left-hand side portion and the right-hand side portion, and the left-hand side portion and the right-hand side portion of the handle are substantially horizontal. A handle for a bicycle, which includes horizontal locking means for stopping and a hanging locking means for hanging and stopping the left-hand side portion and the right-hand side portion of the handle.