JPH05131966A - Lever position regulating device for control lever - Google Patents

Abstract

(57) [Summary] [Object] The present invention has a small and simple structure, has a small number of parts, and is capable of easily adjusting the lever position of an operation lever without using a tool. Provide the device. In a lever position adjusting device for an operating lever, an eccentric piece 9 is rotatably provided on the operating lever, an engaging hole portion 9a is formed at an eccentric position of the eccentric piece 9, and is supported by the engaging hole portion 9a. The engagement shaft portion 5a of the pin 5 is integrally rotatably engaged, and the polygonal shaft portion 5d of the support pin 5 is connected to the bar handle 1
The support pin 5 is engaged with and supported by the polygonal hole 3c of the holder 3, and the support pin 5 is movable in the axial direction, and the engagement between the polygonal shaft 5a and the polygonal hole 3c of the holder 3 is released. so,
The engagement shaft portion 5a is in engagement with the engagement hole portion 9a of the eccentric piece 9, and the rotation of the support pin 5 in this state rotates the eccentric piece 9 to change the lever position of the operation lever. ..

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lever position adjusting device for operating levers such as clutch levers and brake levers used in motorcycles.

[0002]

2. Description of the Related Art For example, in a motorcycle, a holder is attached to a bar handle, and a clutch lever is rotatably provided on the holder via a support pin. The rider grips the bar handle with the clutch lever. Is being operated.

It is convenient that the distance between the grip of the bar handle and the clutch lever can be adjusted according to the rider's physique and taste. For example, apart from the support pin for rotatably supporting the clutch lever on the holder of the bar handle. In some cases, a mechanism for changing the initial position of the clutch lever is provided to change the distance between the grip of the bar handle and the clutch lever.

[0004]

By the way, in this one, a mechanism for changing the initial position of the clutch lever is provided in the holder of the bar handle in addition to the support pin for rotatably supporting the clutch lever. The structure was complicated, the number of parts was large, the manufacturing cost was high, and the appearance was large.

The present invention has been made in view of the above points, and has a small size, a simple structure, and a small number of parts.
Moreover, it is an object of the present invention to provide a lever position adjusting device for an operation lever, which can easily adjust the lever position of the operation lever without using a tool.

[0006]

In order to solve the above problems, in the lever position adjusting device for an operating lever of the present invention, an eccentric piece is rotatably provided on the operating lever, and an engaging hole portion is provided at the eccentric position of the eccentric piece. And the engaging shaft portion of the support pin is rotatably engaged with the engaging hole portion, and the polygonal shaft portion of the supporting pin is engaged with the polygonal hole portion of the holder attached to the bar handle. The supporting pins are movable together in the axial direction, and the engaging shaft portion and the polygonal hole portion of the holder are in the disengaged state, and the engaging shaft portion is the engaging hole portion of the eccentric piece. It is characterized in that it is in an engaged state, and by rotating the support pin in this state, the eccentric piece is rotated to change the lever position of the operation lever.

[0007]

In this invention, the support pin is moved in the axial direction,
The engagement between the polygonal shaft portion and the polygonal hole portion of the holder is released, and at that time, the engaging shaft portion is in the engaged state with the engaging hole portion of the eccentric piece, and when the support pin is rotated in this state. The eccentric piece provided on the operation lever rotates to change the position of the operation lever. Then, by returning the support pin to the original position and engaging the polygonal shaft portion of the support pin with the polygonal hole portion of the holder,
The operation lever can be rotated around this support pin as a fulcrum.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A lever position adjusting device for an operating lever according to the present invention will be described below in detail with reference to the drawings. 1 is a plan view of the operation lever of the motorcycle, FIG. 2 is a plan view showing a position adjustment state of the operation lever of the motorcycle, FIG. 3 is a plan view of a lever position adjusting device for the operation lever, and FIG. 4 is IV of FIG. FIG. 5 is a cross-sectional view taken along line −IV, and FIG. 5 is a view showing an adjusted state of the lever position adjusting device of the operation lever.

In the figure, reference numeral 1 is a bar handle of a motorcycle, and a holder 3 is attached near the grip 2 on the left side of the bar handle 1. A clutch lever 4 as an operating lever is attached to the holder 3 so as to be rotatable around a support pin 5 as a fulcrum, and an end of a clutch wire 7 is attached to the clutch lever 4 via a fixed body 8.

An eccentric piece 9 is rotatably provided on the mounting portion 4a of the clutch lever 4, and an engaging hole portion 9a is formed at an eccentric position of the eccentric piece 9. Further, the mounting portion 4a of the clutch lever 4 is the recess 3b of the support portion 3a of the holder 3.
The engaging shaft portion 5a of the support pin 5 is integrally rotatably engaged with the engaging hole portion 9a of the eccentric piece 9. The support pin 5 has a head portion 5b, an engaging shaft portion 5a of which is located in the central portion, and a circular shaft portion 5c is formed on the tip end side so as to have a smaller diameter than the engaging shaft portion 5a. Polygonal shaft 5 on the side
d is formed to have a larger diameter than the engagement shaft portion 5a.

The support pin 5 has a polygonal shaft portion 5d attached to the bar handle 1 and has a polygonal hole portion 3 of a holder 3.
A circular shaft portion 5c on the tip end side is engaged with and supported by c and is rotatably inserted in a support hole portion 3d formed in the mounting portion 3a of the holder 3. A circlip 10 is engaged with the tip of the support pin 5, and the circlip 10 and the holder 3
The spring 11 is interposed between the support portion 3a and the support portion 3a of the support pin 5 and constantly urges the head portion 5b of the support pin 5 in the direction of pressing the attachment portion 2a of the holder 3 to prevent the support pin 5 from coming off. Is becoming

The support pin 5 is movable in the axial direction, and when the polygonal shaft portion 5d and the polygonal hole portion 3c of the holder 3 are disengaged, the engagement shaft portion 5a is engaged with the eccentric piece 9. Aperture part 9
The support pin 5 is engaged with the eccentric piece 9a.
Is rotated to change the lever position of the clutch lever-4, and this eccentric amount D is shown in FIG.

Therefore, when the distance between the grip 2 of the bar handle 1 and the clutch lever 4 is adjusted according to the rider's physique and preference, the support pin 5 is pushed up by the index finger of the left hand as shown in FIG. The support pin 5 is moved in the axial direction against the spring 11. As a result, the support pin 5
The engagement between the polygonal shaft portion 5d and the polygonal hole portion 3c of the holder 3 is released, and at that time, the engagement shaft portion 5a is in engagement with the engagement hole portion 9a of the eccentric piece 9, and in this state Support pin 5 with the right hand
When is rotated, the eccentric piece 9 provided on the clutch lever 4 rotates, and the lever position of the clutch lever 4 changes.
When the rider releases his hand from the support pin 5 with the lever position adjusted, the spring 11 engages the polygonal shaft 5d of the support pin 5 with the polygonal hole 3c of the holder 3. The clutch lever 4 is now the support pin 5
The eccentric piece 9 fixed by means of can be rotated about a fulcrum, and a predetermined operation of the clutch lever 4 is performed.

Although the polygonal shaft portion 5d of the support pin 5 is formed in a hexagonal shape, it is not limited to this, and it can be formed in, for example, a quadrangle or an octagon. The octagon can be adjusted in 5 steps. In this way, by changing the shape of the polygonal shaft portion 5d of the support pin 5, the lever position adjustment step can be set easily and freely.

Also, the eccentric piece 9 is rotated by rotating the support pin 5 that rotatably supports the clutch lever 4 on the holder 3 of the bar handle 1, and the initial position of the clutch lever 4 is changed. As a result, it is compact, has a simple structure, has a small number of parts, and can reduce the manufacturing cost. Further, the lever position of the clutch lever 4 can be easily adjusted by slightly rotating the eccentric piece 9 with the support pin 5 without using a tool or the like.

6 and 7 show another embodiment of the support pin. In FIG. 6, a recess 5e is provided in the head 5b of the support pin 5,
In FIG. 7, a clip 5f is provided on the head 5b of the support pin 5, so that the rider can easily move the support pin 5 in the axial direction and rotate it even with one hand, thus adjusting the lever position. Is easy.

Although the clutch lever has been described in this embodiment, the same can be applied to the brake lever.

[0018]

As described above, according to the present invention, the polygonal shaft portion of the support pin is engaged with and supported by the polygonal hole portion of the holder attached to the bar handle, and the support pin is movable in the axial direction. When the polygonal shaft portion is disengaged from the polygonal hole portion of the holder, the engagement shaft portion is in engagement with the engagement hole portion of the eccentric piece, and the eccentricity is caused by the rotation of the support pin in this state. Since the piece is rotated to change the lever position of the operation lever,
By using the support pin that rotatably supports the operation lever on the holder of the bar handle, it is small and has a simple structure, the number of parts is small, the cost is low, and the operation lever can be easily operated without using tools. The lever position can be adjusted.

[Brief description of drawings]

FIG. 1 is a plan view of an operation lever of a motorcycle.

FIG. 2 is a plan view showing a position adjustment state of an operation lever of a motorcycle.

FIG. 3 is a plan view of a lever position adjusting device for an operating lever.

4 is a sectional view taken along line IV-IV in FIG.

FIG. 5 is a diagram showing an adjustment state of a lever position adjusting device for an operation lever.

FIG. 6 is a side view showing another embodiment of the support pin.

FIG. 7 is a side view showing still another embodiment of the support pin.

[Explanation of symbols]

 1 Bar Handle 3 Holder 3c Polygonal Hole 4 Clutch Lever 5 Support Pin 5a Engagement Shaft 5d Polygonal Shaft 9 Eccentric Piece 9a Engagement Hole 9

Claims (1)

[Claims] 1. An eccentric piece is rotatably provided on the operation lever,
An engaging hole portion is formed at an eccentric position of the eccentric piece, the engaging shaft portion of the support pin is rotatably engaged with the engaging hole portion, and the polygonal shaft portion of the support pin is attached to the bar handle. The support pin is engaged with and supported by the polygonal hole portion of the holder, the support pin is movable in the axial direction, and the engagement shaft thereof is in a disengaged state between the polygonal shaft portion and the polygonal hole portion of the holder. The portion is in an engaged state with the engaging hole portion of the eccentric piece, and by rotating the support pin in this state, the eccentric piece is rotated to change the lever position of the operation lever. A lever position adjusting device for the operating lever.