KR20010006775A - Leg shield for motorcycle - Google Patents

Abstract

PURPOSE: To provide a leg shield of two-wheeled vehicle which can be formed by using a die, and has renewed the design of a small window. CONSTITUTION: A leg shield 17 is composed of the left and the right shield half bodies 41 and 42 provided at the left side and the right side of a main pipe, and a center cover 43 installed to the upper parts of the left and the right shield half bodies 41 and 42, and cutting parts 53 and 54 to form the left window and the right window when the center cover 43 is installed, are formed to the respective upper sides 51 and 52 of the left and the right shield half bodies 41 and 42. As a result, the left and the right shield half bodies can be formed by a die respectively, and the formation of the left and the right shield bodies can be made easily. And the parts of an acute angle and an obtuse angle which are not formed formerly can be formed at the peripheral edges of the left and the right windows, so as to renew the design of the left and the right windows of the leg shield.

Description

Leg shield of motorcycle {Leg shield for motorcycle}

The present invention relates to a leg seal with improved design in a two-wheeled vehicle.

Business motorcycles have leg seals that cover the front of the passenger's legs in the front of the vehicle.

This leg shield is demonstrated below.

6 is a side view of a conventional two-wheeled vehicle, the two-wheeled vehicle 100 includes a front fork 102 and a front wheel 103 attached to the front of the body frame 101 so as to be steered, and a front fork 102. Power consisting of a handle 104 attached to the upper portion of the vehicle body, an integral leg shield 105 attached to the front portion and the upper portion of the vehicle body frame 101, and an engine and a transmission disposed at the center portion of the vehicle body frame 101. The unit 106, the rear wheel 107 driven by this power unit 106, and the seat 108 attached to the upper part of the rear part of the vehicle body frame 101 are comprised.

The leg shield 105 is a resin component in which the small window 111 for inspection is open.

In the leg shield 105, since the small window 111 is molded into a dedicated form, the manufacturing cost increases and the lapping process during molding becomes complicated, resulting in a decrease in productivity.

In addition, the small window 111 is molded into a shape in which the circumference is smoothly connected so as not to generate stress concentration. Design is desired, and it is desired to form the small window 111 in the shape which has never existed.

Accordingly, an object of the present invention is to provide a leg shield of a two-wheeled vehicle that can facilitate molding by form and improve the design of a small window.

1 is a side view of a two-wheeled vehicle provided with a leg shield according to the present invention;

2 is an exploded perspective view of a leg shield according to the present invention;

3 is a side view of a main portion of a leg shield and a leg shield according to the present invention;

4 is an explanatory diagram for explaining the action of the leg shield according to the present invention;

5 is an explanatory diagram for explaining the action of the center cover of the leg shield according to the present invention;

6 is a side view of a conventional two-wheeled vehicle.

<Description of the code | symbol about the principal part of drawing>

10: two-wheeled vehicle 12: head pipe

17: Leg Seal 41: Left Seal Half Body

42: right shield half 43: center cover

51, 52: upper side 53, 54: cutting portion

81: main pipe 91: acne

92: Wuchang

In order to achieve the above object, Claim 1 extends the main pipe from the head pipe to the rear, and covers the top and side of the main pipe, and at the same time the leg vehicle with a leg shield covering both the front of the driver legs, It consists of a left and a right shield half which arrange | positioned the shield to the left and right of the main pipe, and the center cover attached to the upper part of these left and right shield half, and a center cover is attached to each upper side of the left and right shield half. When it adhered, the cut part which forms the left and right windows was formed.

A cutout is formed in the left and right seal halves to eliminate the conventional form for small window molding and to simplify the lapping process.

In addition, a center cover is attached to the cut portion formed on the left and right shield half bodies to form left and right windows having corner portions of an acute angle or an obtuse angle in the inner circumference to improve the design of the leg shield window.

Claim 2 makes it possible to attach and detach the center cover independently from the left and right shield half body.

By removing the center cover, the retention properties are further improved.

Embodiments of the present invention will be described below with reference to the accompanying drawings. In addition, the figure shall be seen in the direction of the sign.

1 is a side view of a two-wheeled vehicle having a leg shield according to the present invention, the two-wheeled vehicle 10 is a front fork attached to be steered to the head pipe 12 provided in the front part of the body frame 11 ( 13) and the front wheel 14, the handle 16 integrally attached to the upper portion of the front fork 13, and the front upper and front sides of the body frame 11 to cover both legs of the passenger A rear wheel connected to one leg shield 17, the engine 18 and the transmission 21 suspended from the body frame 11, and an unshown chain housed in the chain case 22 on the output shaft of the transmission 21. (23), the fuel tank 24 and the tool box 25 attached to the center part and the rear part of the vehicle body frame 11, and the sheet arrange | positioned on the upper part of these fuel tank 24 and the tool box 25. (26), the body cover between the side cover (27) disposed below the seat (26), and the fuel tank (24) and the tool box (25). The stays 28 and 28 which protrude in the vehicle width direction from the recess 11 (28 of the inner side are not shown), and this stay 28 and 28 and the swing arm which are not shown arrange | positioned in the chain case 22 It consists of rear cushion units 31 and 31 (31 inside) which are not shown in between. 32 is a headlamp, 33 is a front fender, 34 is a rear grip, 35 is a tail lamp, 36 is a rear fender, 37 is a main stand, and 38 is a muffler.

2 is an exploded perspective view of the leg shield according to the present invention, wherein the leg shield 17 is divided into left and right seal halves 41 and 42 and their left and right shield halves 41 and 42. The center cover 43 is attached to the upper portion of the).

The left and right shield half bodies 41 and 42 are formed from the inner walls 45 and 46 facing the sides of the body frame 11 (see FIG. 1) and from the inner walls 45 and 46 to cover both legs of the passenger. It consists of the vertically elevated front side walls 47 and 48.

The inner walls 45 and 46 are provided with cut portions 53 and 54 formed on the upper sides 51 and 52, and rear extensions 55 and 56 extending rearward along the body frame 11 (see FIG. 1). do.

The cut parts 53 and 54 are made up of the front inclination parts 57 and 58 and the bottom bend parts 61 and 62.

The center cover 43 is detachable from the left and right shield half bodies 41 and 42 independently. The center cover 43 has a center wall 63 according to the upper shape of the body frame 11 and the center wall 63. Side walls 64 and 65 descending from the front side, and front extensions 66 and 67 (inner 67 not shown) extending forward from the side walls 64 and 65 thereof. 68 and 71 are attachment parts for attaching to the left and right shield half bodies 41 and 42, respectively.

Thus, by dividing the leg shield 17 into the left and right shield half bodies 41 and 42 and the center cover 43, for example, the left and right shield half bodies 41 and 42 and the center cover 43 are colored. Can be made different, and the design of the leg shield 17 can be diversified.

3 is a side view of the leg shield and the main part inside the leg shield according to the present invention.

The leg seal 17 includes a main pipe 81 extending rearward from the head pipe 12, a cross pipe 82 extending rearward in the middle of the main pipe 81, and a cylinder of the engine 18 ( 83 and the cylinder head 84, the intake pipe 85, the carburetor 86 and the air cleaner case 87 of the intake machine connected to the cylinder head 84 are covered.

Left and right windows 91 and 92 (inner 92 are not shown) are formed by fitting the left and right shield half bodies 41 and 42 (inner 42 are not shown) and the center cover 43. The left and right windows 91 and 92 have the same shape as viewed from the side, and the following description is given in the left window 91.

The acne 91 is a substantially triangular open window at the position where the upper portion of the carburetor 86 is exposed, and is curved downward from the first substantially straight linear portion 93 and the first linear portion 93. It consists of the curved part 94, and the long substantially linear 2nd straight part 95 which connected these 1st linear part 93 and the curved part 94. FIG.

The first straight portion 93 is the front inclined portion 57 of the cut portion 53 of the right shield half body 41 shown in FIG. 2, and the curved portion 94 is the right shield half body 41 shown in FIG. 2. The bottom curved portion 61 and the second straight portion 95 of the cut portion 53 of () are formed by the front extension portion 66 of the center cover 43 shown in FIG. 2.

The corner portion 96 connecting the first straight portion 93 and the curved portion 94 has an arc shape, and the corner portion 97 connecting the curved portion 94 and the second straight portion 95 has an acute angle. The corner portion 98 connecting the two straight portions 95 and the first straight portion 93 is an obtuse angle.

As shown in FIG. 2 and FIG. 3, the cut portions 53 and 54 are formed on the upper sides 51 and 52 of the left and right shield half bodies 41 and 42, so that the left and right seal half bodies 41, 42) can be molded into one form each, and the form for the small window can be abolished while the small window is opened on the leg shield as in the prior art, and the lapping process can be simplified, and the shape and Molding of the right shield half bodies 41 and 42 can be made easy. Therefore, the manufacturing cost of the leg shield 17 can be reduced and productivity can be improved.

The left and right windows 91 and 92 are formed by forming cut portions 53 and 54 on the left and right shield half bodies 41 and 42 and attaching the center cover 43 to the cut portions 53 and 54. As a result, it is possible to form an acute or obtuse portion that has never been around the left and right windows 91 and 92, so that the design of the left and right windows 91 and 92 of the leg shield 17 can be improved. Can be.

The action of the leg shield 17 mentioned above is demonstrated next.

4 is an explanatory diagram illustrating the action of the leg shield according to the present invention. For example, when adjusting the idling rotation speed in the carburetor 86, the driver (from the left window 91 or the right window 92 (not shown)) is used. D) is inserted, and the idler adjustment screw (not shown) attached to the carburetor 86 by this driver D is rotated to change the fuel flow rate during idling.

In addition, when adjusting the air-fuel ratio in the carburetor 86, the driver D is inserted from the left window 91 or the right window 92, and it is not shown in figure installed in the carburetor 86 by this driver D. The jets were removed and replaced with jets of different fuel flow diameters for different fuel flow rates.

Next, the operation of the center cover 43 of the leg shield 17 will be described.

Fig. 5 is an explanatory view for explaining the action of the center cover of the leg shield according to the present invention. The center cover 43 is removed and can be confirmed from the left and right windows 91 and 92 (the right window 92 is not shown). As a missing item, the state of the cylinder, the cylinder head, the intake pipe, the carburettor 86 and the air cleaner case 87, for example, does not sound from the cylinder and the cylinder head, or does the oil leak? It is checked whether or not the fuel from 86 is leaked, or there is no abnormality in the intake sound from the air cleaner case 87.

By removing the center cover 43 in this way, the retention can be further improved.

In addition, although the leg shield 17 shown in FIG. 2 provided the cut parts 53 and 54 in the left and right shield half bodies 41 and 42, it is not limited to this, but a cut part is provided in the center cover, The left and right windows may be formed by attaching the center cover attached to the cut portion to the left and right shield half bodies.

This invention exhibits the following effects by the said structure.

The leg seal of the two-wheeled vehicle of Claim 1 is comprised by the left-right shield half body arrange | positioned at the left and right of a main pipe, and the center cover attached to the upper part of these left-right shield half body, respectively, of each of the left-right shield half body. Since the cutting | disconnection part which forms a left and right window when the center cover was affixed on the upper side of, the left and right shield half body can be shape | molded in one form, respectively. As a result, the form for the small window can be abolished and the lapping process can be simplified while the small window is open to the leg shield as in the prior art, and the molding of the left and right seal halves according to the embodiment of the present invention can be carried out. It can be done easily. Therefore, the manufacturing cost of a leg shield and the productivity can be improved.

Moreover, the acute angle and the obtuse part which have not existed in the periphery of a left and right window can be shape | molded, and the design of the left and right window of a leg shield can be improved.

Since the leg seal of the two-wheeled vehicle of Claim 2 made the center cover detachable from the left and right shield half body independently, the holding | maintenance can be improved further by removing a center cover.

Claims (2)

In a two-wheeled vehicle with a leg shield that extends from the head pipe to the rear and covers the top and side of the main pipe and also covers the front of both legs of the passenger, The leg seal consists of a left and a right shield half disposed on the left and right sides of the main pipe, and a center cover attached to an upper portion of the left and right shield half, and each upper side of the left and right shield half. A leg shield of a motorcycle, characterized in that a cutout is formed to form left and right windows when the center cover is attached to the center cover. The method of claim 1, The center cover is a leg shield of a two-wheeled vehicle, which can be attached and detached independently from the left and right shield half bodies.