WINDSHIELD APPLIANCE FOR MOTORCYCLES
Technical Field of the Invention The present invention relates to an improvement for a windshield apparatus for a motorcycle in which a cover of the front handle is attached to a rod-shaped steering handle, in order to cover the front surface from it, an air vent hole that opens to the front is formed in the front handle cover to allow the wind blowing on the motorcycle during the trip to be supplied inside the windshield projecting upwards from the roof of the vehicle. the front handle. Description of Related Art The windshield apparatus mentioned for a motorcycle described above is already known as presented, for example, in Patent Document 1: JP-A-10-203453. In a windshield apparatus for a motorcycle in the related art, an air vent is formed in the portion of a cover of the front handle where the front surface is inclined upward. Therefore, as the air vent hole is highly visible, the appearance of the front surface of the vehicle is damaged, and it is necessary to take into consideration that rainwater enters through the air vent during the trip in the rain so it does not splash up into the windshield. In view of these circumstances, an object of the present invention is to provide a windshield apparatus for a motorcycle wherein the good appearance of the front surface of the vehicle is maintained preventing the air vent hole from being highly visible, and preventing the Rainwater enters the air vent hole. In order to achieve the objective described above, in a windshield apparatus for a motorcycle that includes: a cover of the front handle attached to a rod-shaped steering handle in order to cover the front surface thereof; and an air vent opening to the front is formed in the front handle cover to allow the wind blowing on the motorcycle during the trip to be delivered into a windshield projecting upwards from the roof of the vehicle. the front handle, a first characteristic of the invention is characterized in that the cover of the front handle includes an upper half that is tilted in such a way that the front surface faces upwards and a lower half inclines in such a way that the surface The front face is facing down connected with respect to the other, such that a lateral line is formed between them, and the air vent is formed in the lower half. According to the first characteristic, as the air vent hole in the front handle cover is supplied in the lower half, with the faces down, down the dividing line, the lines of vision of the adults in general from the front is obstructed by the dividing line, and therefore the air vent hole is not easily observed. Therefore, the appearance of the motorcycle is not affected by the air vent hole. In addition, because the front surface of the front handle cover has the faces of the air vent hole facing down, the entry of rainwater into the air vent hole during rain travel can be avoided. In addition to the first feature, the second feature of the invention is that a cover of the upper handle for covering the upper surface of the steering handle with the front edge spliced against, or placed in the vicinity of, the inner surface of the windshield is attached to the steering handle, a number of air injection holes that open along the underside of the windshield are formed on the front portion of the top handle cover, and an air guide plate to guide the wind blowing on the motorcycle during the trip and which is introduced through the air vent hole in the air injection holes is placed between the cover of the front handle and the cover of the upper handle. According to the second characteristic, the wind that enters the air vent of the front handle cover during travel is guided to the air injection holes in the top handle cover by the air guide plate , and is injected from the number of air injection holes. Therefore, the generation of negative pressure inside the windshield is avoided, and thus the effect of the windshield can be improved. In addition, a large opening can be eliminated between the windshield and the top handle cover, and in this way a good appearance is achieved. In addition to the second feature, the third feature of the invention is that a meter unit is mounted on the top handle cover, and a meter visor is placed between the meter unit and a group of meter injection ports. Air to prevent the giddy light beam from projecting on the surface of the display of the meter unit, is formed integrally with the cover of the upper handle.
According to the third feature, the visor of the meter positioned from behind the group of air injection holes faces the interior surface of the windshield at a relatively short distance, and helps define a step to allow the air injected from the air injection orifices are raised with respect to the windshield, in such a way that dispersion of the injected air is prevented to effectively restrict the generation of negative pressure inside the windshield. An embodiment of the invention will be described based on an example of the invention shown in the appended illustrations. Figure 1 is a side view of a motorcycle supplied with a windshield apparatus according to the invention; Figure 2 is an enlarged view of Figure 1 displayed in the direction indicated by an arrow 2; Figure 3 is an enlarged illustration of Figure 1 displayed in the direction indicated by an arrow 3; Figure 4 is a cross-sectional view taken along line 4-4 in Figure 2; Figure 5 is a cross-sectional view taken along the line 5-5 in Figure 4; Figure 6 is a cross-sectional view taken along the line 6-6 in Figure 4; Figure 7 is a cross-sectional view taken along line 7-7 in Figure 2; Figure 8 is a cross-sectional view taken along line 8-8 in Figure 3; Figure 9 is a cross-sectional view taken along line 9-9 in Figure 3; and Figure 10 is a cross-sectional view taken along line 10-10 in Figure 3. In the description given below, the terms "front", "back", "left" and "right" are based on a motorcycle S. In Figures 1 to 3, a delivery duct lh formed at the front end of the body structure of the vehicle 1 of the motorcycle S motorcycle type rotatably articulates a steering rod 3a of a front fork 3 , which supports a front wheel 2. Steering stem 3a passes through the inlet duct lh from below and extends upwards, and a steering handle 4 integrally connects to the upper end thereof. The steering handle 4 has a rod shape, and includes a ü 4a-shaped portion connected in the lowest portion to the steering stem 3, and a pair of narrow portions 4b, 4b extending outward in the direction of the left and the right, respectively, from the left and right ends of the U-shaped portion 4a. The gripping gums 5, 5 fit on the outer ends of the straight portions 4b, 4b. A transverse member 6 is welded between both end portions of the U-shaped portion 4a, a pair of left and right reinforcements 7, 7 are welded at both ends of the transverse member 6, a pair of second left and right reinforcements 8, 8 are welded at both ends of the U-shaped portion 4a, a third reinforcement 9 is welded to the rear surface of the upper end portion of the steering rod 3a, and a fourth reinforcement 10 is welded to the central portion of the cross member 6 As shown in Figure 2 and Figure 7, the lower end of a transparent windshield 12 formed of synthetic resin is attached to the first left and right stiffeners 7, 7 with bolts 17, 17. As shown in FIG. Figure 4. A cover of the upper handle 13 formed of synthetic resin to cover the upper surface of the steering handle 4 is secured to the second left and right refracts 8, 8 with bolts 18, 1 8, and a cover of the lower handle 14 formed of synthetic resin to cover the lower surface of the steering handle 4 is secured to the third reinforcement 9 with a bolt 19. A cover of the front handle 15 to cover the front surface of the Steering handle 4 also covers the lower terminal portion of the windshield 12 and projects to the left and to the right from it. The cover of the front handle 15, the cover of the upper handle 13, and the cover of the lower handle 14 are connected with respect to each other so that the steering handle 4 lies between them between the inner part of the left and right grip rubbers. 5, 5. In other words, the internal surfaces · of the left and right end portions of the front handle cover 15 projecting outward from the windshield 12 are, as shown in Figure 3 and Figure 8. to Figure 10, formed integrally with the first connection hubs 21, 21, the second connection hubs 22, 22 and the third connection hubs 23, 23 sequentially from above in order to project from this point. The first left and right connection hubs 21, 21 are connected to the left and right end portions of the cover of the upper handle 13 with bolts 20, 20, the second left and right connection hubs 22, 22 are connected to both portions upper handle cover terminals 13 and lower handle cover 14 with bolts 25, 25 and third left and right connecting hubs 23, 23 are secured to lower handle cover 14 with bolts 26 , 26. As shown in Figure 10, the cover of the upper handle 13 and the cover of the lower handle 14 are flexibly engaged with each other by a fixing hole 36 and a clamping hook 37 formed in opposite places. adequately. In this way, the cover of the front handle 15 is supported by the cover of the upper handle 13 and the cover of the lower handle 14, which are both supported by the steering handle 4.. · As shown in Figure 2 and Figure 4, the cover of the front handle 15 is also formed of synthetic resin, and includes an upper half 15a inclined such that the front surface faces upwards, and a half bottom 15b inclined in such a way that the front surface faces downwards, connected to each other in such a way that a lateral dividing line 15c is formed between them. The upper edge of the upper half 15a is supplied with a sealing member 28 which comes into intimate contact with the front surface of the windshield 12. The lower half 15b is formed with a pair of left and right air ventilation holes 30, 30. immediately below the windshield 12. As shown in Figure 4 or Figure 5, the cover of the upper handle 13 is formed in such a way that the front edge thereof is spliced against, or placed in the vicinity of, the inner surface of the windshield 12, and is provided at the front end thereof with an air injection port number 31, 31 ... which open upwards along the inner surface of the windshield 12 and extend in the direction along in a divided form. The air guide plate 16 for guiding the wind that is introduced into the air vent 30 during travel into the air injection holes 31, 31 is secured at its center to the fourth reinforcement 10 with the pin 27, and the upper portion of the air guide plate 16 is secured to the inner wall of the cover of the upper handle 13 with a pair of left and right bolts 38, 38 (see Figure 4 and Figure 6). In Figure 4, a meter unit 33 is mounted to a meter mounting hole 32 that opens in the center of the cover of the upper handle 13, and a meter visor 34 positioned in front of the meter mounting hole 32. and which prevents the dizzy beam of light from entering the screen surface of the meter unit 33 is integrally formed with the cover of the upper handle 13. The meter visor 34 is a double wall structure including a front wall 34a placed upwards from behind the group of air injection holes 31, 31 ... and a rear wall 34b placed upwardly from the front edge of the meter mounting hole 32 and integrally connected at the upper end thereof to the front wall 34a. The reference number 35 in the figure is a rear mirror mounted on the steering handle 4.
The operation of this embodiment will be described later. When the wind blowing on the motorcycle S during the trip enters the left and right air vents' 30 in the front handle cover
, this is guided up by the air guide plate
16, and injected from a number of air injection holes 31, 31 ... formed in the cover of the upper handle 13. As the air injection holes 31, 31 ... are open upwards along of the inner surface of the windshield 12, the air injected from the air injection holes 31, 31 ... is raised along the inner surface of the windshield 12, whereby the generation of negative pressure inside the windshield can be restricted 12. As a consequence, the airflow of the wind that rises along the front surface of the windshield 12 is prevented from rotating inside the windshield 12, so that the effect of the windshield of the windshield 12 can be improved. The visor of the meter 34 placed upwards from the rear of the group of air injection holes 31, 31 ... faces the inner surface of the windshield 12 at a relatively short distance, and thus serves to define a passage to allow the air injected from the air injection holes 31, 31 ...
rises with respect to the windshield, in such a way that the dispersion of the injected air is prevented from effectively restricting the generation of negative pressure inside the windshield 12. As the air vents 30, 30 of the handle cover front 15 are formed in the lower half 15b, facing downwards, of the cover of the front handle 15 below the dividing line 15c, when the adults in general visualize the motorcycle S from the front, the lines of vision are obstructed along the dividing line 15c, and thus the air ventilation holes 30, 30 are not easy to observe. Therefore, the appearance of the motorcycle S no. it is affected by the air ventilation holes 30, 30. Furthermore, as the front surface of the cover of the front handle 15, in which the air ventilation holes 30 are open, 30 faces downwards, it can be avoided. the entrance of rainwater into the air vent 30, 30. On the other hand, in the inner part of the windshield 12, the provision of a number of air injection holes 31, 31 ... in the portion of the The front end of the cover of the upper handle 13 allows to eliminate the generation of a large opening between the windshield 12 in the cover of the upper handle 13 by ensuring an air flow to control the negative pressure, in order to achieve a good appearance. The present invention is not limited to the embodiment described above, and may be modified without departing from the scope of the invention. As described so far, in a windshield apparatus for a motorcycle that includes: the cover of the front handle attached to the rod-shaped steering handle in order to cover the front surface thereof; and the air vent opening to the front is formed on the front handle cover to allow the wind blowing on the motorcycle during the trip to be delivered into the windshield projecting upward from the front handle cover , a first characteristic of the invention is characterized in that the cover of the front handle includes the upper half which is inclined in such a way that the front surface faces upwards and the lower half which is inclined in such a way that the front surface faces opposite. downwardly connected with respect to each other, such that a lateral dividing line is formed between them, and the air vent is formed in the lower half. ThusAs the air vent hole in the front handle cover is provided in the lower half, which faces downwards, below the dividing line, the lines of vision of the adults in general from the front are obstructed by the dividing line, and in this way it is difficult to visualize the air ventilation hole. Therefore, the appearance of the motorcycle is prevented from being affected by the air vent. In addition, since the front surface of the front handle cover that has the air vent hole faces downward, the entry of rainwater into the air vent hole during rain travel can be prevented. In addition to the first feature, the second feature of the invention is that the cover of the upper handle for covering the upper surface of the steering handle with the front edge spliced against, or placed in the vicinity of, the inner surface of the windshield is attached to the steering handle, the number of air injection holes that open along the inner surface of the windshield are formed on the front portion of the upper handle cover, and the air guide plate for guiding the Wind blowing on the motorcycle during the trip and entering through the air vent hole inside the air injection holes is placed between the front handle cover and the top handle cover. Therefore, the wind that blows in the motorcycle during the trip and that is introduced in the air ventilation hole is guided inside the air injection holes in the cover of the upper handle by the air guide plate and it injects from a number of air injection orifices, whereby the generation of negative pressure inside the windshield is avoided, and the effect of the windshield can be improved. In addition, the large opening between the windshield and the cover of the upper handle can be eliminated, and in this way a good appearance is achieved. In addition to the second feature, the third feature of the invention is that the meter unit is mounted on the upper handle cover, and the meter visor placed between the meter unit and the group of air injection holes to prevent that the vertiginous beam of light enters the surface of the screen of the meter unit is formed integrally with the cover of the upper handle. Therefore, the visor of the meter placed behind the group of air injection holes faces the inner surface of the windshield at a relatively short distance, and serves to define the passage to allow the air injected from the injection ports of the air rises with respect to the windshield, in such a way that the dispersion of injected air is prevented from effectively restricting the generation of negative pressure inside the windshield.
BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a side view of a motorcycle provided with a windshield apparatus according to the invention. Figure 2 is an enlarged illustration of Figure 1 displayed in the direction indicated by an arrow 2. Figure 3 is an enlarged illustration of Figure 1 displayed in the direction indicated by an arrow 3. Figure 4 is a cross-sectional view taken along line 4-4 in Figure 2. Figure 5 is a cross-sectional view taken along line 5-5 in Figure 4. Figure 6 is a cross-sectional view taken along the line 6-6 in Figure 4. Figure 7 is a cross-sectional view taken along line 7-7 in Figure 2. Figure 8 is a cross-sectional view taken along line 8-8 in Figure 3. Figure 9 is a cross-sectional view taken along line 9-9 in Figure 3. Figure 10 is a cross-sectional view taken along line 10-10 in Figure 3. Reference Numbers 12 ... windshield 13 ... top handle cover 14 ... bottom handle cover 15 ... front handle cover 15a ... upper half of a front handle cover 15b ... lower half of a front handle cover 15c ... dividing line. . . 16 ... air guide lacquer 30 ... air vent hole 31 ... air injection hole 32 ... meter mounting hole 33 ... meter unit 34 ... meter visor S ...motorcycle