JP2003200733A - Sun visor - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a sun visor capable of securing field of vision at the upper side protecting driver's eyes from the sun light. <P>SOLUTION: Transverse width of a long visor (13-1) is wider than the distance between right and left eyes (20) of a driver and its vertical width is a little rather than the vertical width of the driver's eyes (20). The visor (13-1) is at least vertically adjustable and installed in front of the top board (11) of a driver's cab (10). <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sun visor provided in a driver's cab of an automobile, a truck or the like.

[0002]

2. Description of the Related Art A conventional sun visor has a structure as shown in FIG. In FIG. 5, reference numeral 1 is a sun visor provided in the cab 2 of the automobile. The sun visor 1 is formed of a light-shielding material in a rectangular shape elongated in the left-right direction, and an upper side thereof is rotatably suspended and supported by a support arm 4 attached to a front portion of the top plate 3. The support arm 4 is arranged in the left-right direction, and its right end is connected to the top plate 3 so as to be rotatable about the vertical axis. 5 is a windshield.

In the normal state, the sun visor 1 is normally rotated upward as shown by the phantom line in the figure to be retracted along the lower surface of the top plate 3 to shield sunlight located in front. Is rotated downward as shown by the solid line in the figure to close the upper part of the windshield 5 and block the sunlight 7 directed to the eyes 6 of the driver.

[0004]

Since the entire surface of the conventional sun visor 1 is formed of the light-shielding material,
When the sun 7 directed toward the driver's eyes 6 is shielded by rotating downward, the upper part 1b excluding the lower part 1a that shields the sun 7
Obstructs the upper part of the windshield 5 and also regulates the field of view of this part. For example, if the traffic signal 8 exists in this field of view, the traffic signal 8 cannot be seen. In such a case, conventionally, it is necessary to tilt the neck in a predetermined direction to check the traffic light 8, which is unsafe. When the sunlight 7 is located directly below the traffic light 8, the sun visor 1 stops the sunlight 7 from being blocked, and instead the sunlight 7 coming from the lower front is blocked with one hand. I had to check the traffic light 8 above. It is an object of the present invention to obtain a novel sun visor that solves the above-mentioned problems by forming a gap in the upper part of the sun visor.

[0005]

The present invention is configured as follows to achieve the above object. That is, the invention according to claim 1 is provided with an elongated light-shielding plate whose lateral width is wider than the distance between the left and right eyes of the driver and whose vertical width is slightly wider than the vertical width of the driver's eyes. The light shielding plate is provided on the front part of the top plate of the operator's cab so as to be adjustable at least in the vertical direction. The invention according to claim 2 is
A semi-transparent plate that weakens sunlight is provided on the light shielding plate. Further, the invention according to claim 3 is such that a mirror is provided on the surface of the light shielding plate on the cab side.

[0006]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. In the drawings, FIG. 1 is a front view showing a first embodiment of the present invention, FIG. 2 is a sectional view taken along line II-II of FIG. 1, FIG. 3 is a front view showing a second embodiment of the present invention, and FIG. The third
It is a front view showing an example.

In FIGS. 1 and 2, 10 is a driver's cab of an automobile, 11 is a top plate thereof, and 12 is a windshield, which have the same structure as that described above. Reference numeral 13 denotes a sun visor provided in the front portion of the top plate 11, which is formed of an opaque plastic material, wood, or the like in a rectangular frame shape that is long in the left-right direction. That is, the upper crosspiece 13a and the left and right crosspieces 13b and 13c are formed in the shape of elongated rods, and the lower crosspiece 13d has a left-right width wider than the distance between the left and right eyes 20 of the driver and a vertical width of the driver. The lower crosspiece 13d is formed into a slender rectangular shape having a width slightly wider than the vertical width of the eye 20, and the lower crosspiece 13d is the light shielding plate 13-1 in the present invention.

The upper crosspiece 13a and the left and right crosspieces 13b, 1
3c and a void 13e surrounded by the light shielding plate 13-1
Is closed by the semitransparent plate 14. The translucent plate 14 is formed of a plastic sheet or glass plate or the like having a predetermined color, and is made semitransparent so as not to obstruct the view of the sun while weakening the rays of sunlight.

The sun visor 13 includes a support arm 15
It is rotatably supported by the front portion of the top plate 11 via the.
That is, the rod-shaped support arm 15 is arranged in the left-right direction on the front side of the top plate 11 on the driver side, and the right end portion 15a thereof is arranged.
Is bent upward, and the right end portion 15a is attached to the bearing 16 provided on the top plate 11 so as to be rotatable in the arrow A direction while maintaining a predetermined frictional force about the vertical axis C. Then, the upper bar 13a of the sun visor 13 is rotatably inserted in the arrow B direction while holding a predetermined frictional force on the support arm 15. The frictional force is such that the sun visor 13 does not rotate downward due to its own weight. The support arm 15
The left end portion 15b is projected leftward from the upper bar 14b, and the left end portion 15b is releasably locked to a fork-shaped locking member 17 attached to the front portion of the top plate 11.

Next, the usage of the above embodiment will be described. During normal driving in which sunlight does not enter the eyes 20 of the driver, as shown by the phantom line in FIG.
Is rotated upward to retract along the lower surface of the top plate 11. Next, when sunlight enters the eyes 20 of the driver, the sun visor 13 is rotated downward (in the direction of arrow B) as shown by the solid line in FIG. It is interposed between the eye 20 and the sunlight 21.

As a result, the sunlight 21 is blocked by the light shield plate 13
It is blocked by -1 and does not enter the eyes 20 of the driver. on the other hand,
The semi-transparent plate 14 allows the field of view above the light shielding plate 13-1. This allows, for example, the traffic signal 2 to appear in the field of view.
When 2 exists, the traffic signal 22 can be easily confirmed. Further, through the translucent plate 14, it is possible to easily confirm an object, a poster, etc. located near the sunlight 21. The translucent plate 14 may be omitted. In this way, the field of view of the upper part of the light shielding plate 13-1 becomes clearer, and the traffic light 22 or the posted object can be confirmed more clearly.

FIG. 3 shows a second embodiment. In FIG.
13-2 is a sun visor shading plate, 18 is a shading plate 13-
2 is a support arm that supports 2. The support arm 18 has a pair of vertical rods 18b, 18b fixed downward on the left and right sides of the horizontal rod 18a, and the right end of the horizontal rod 18a is fixed to the pipe joint 1
The bearing 16 of the top plate 11 is attached via 8c so as to be rotatable in the direction of arrow B while maintaining a predetermined frictional force about the left and right axial centers.

The light shielding plate 13-2 is the light shielding plate 13 described above.
The size is approximately the same as -1, and the left and right ends of the vertical rod 1
8b and 18b are attached so as to be slidable vertically while holding a predetermined frictional force. The frictional force rotating in the direction of arrow B,
Also, the frictional force that slides in the vertical direction is such that the predetermined position is held without being affected by its own weight or vibration when the light shield plate 13-2 is rotated and slid to the predetermined position. Use as power. The vertical rods 18b and 18b may be formed in a telescopic shape so as to be vertically expandable and contractable, and the light shielding plate 13-2 may be fixed to the lower end portion thereof.

FIG. 4 shows a third embodiment. In FIG.
13-3 is a sun visor shading plate, 19 is a shading plate 13-
3 is a support arm for supporting 3. The support arm 19 is formed of a bellows-shaped flexible tube whose bending can be adjusted in any direction.
The upper end is attached to the bearing 16 of the top plate 11 described above so as to be rotatable in the direction of arrow A while maintaining a predetermined frictional force about the vertical axis.

The light-shielding plate 13-3 has an elliptical shape elongated in the left-right direction, and a mirror is formed on the entire surface on the cab 10 side.
Attach 23. The horizontal width and the vertical width of the light shielding plate 13-3 are substantially the same as those of the light shielding plate 13-1 described above. Then, the lower end portion 19a of the support arm 19 is bent to the left and the right end portion of the light shielding plate 13-3 is held in the lower end portion 19a with a predetermined frictional force centered on the left-right axis in the direction of arrow B. Attach rotatably.

According to the third embodiment described above, the support arm 19
The light-shielding plate 13-3 can be moved and adjusted in the left-right direction and can be rotated in the directions of the arrows A and B, so that the harmful light ray 21 entering the eye 20 is blocked and a large gap is provided on the upper side. Parts can be generated.
Further, when it is not necessary to block the light beam 21, if the mirror 23 is moved so as to be positioned at a blind spot in the middle between the rearview mirror and the rearview mirror, the background of the blind spot can be confirmed by the mirror 23. it can.

The same mirror 23 as in the second embodiment may be attached to the surfaces of the light shielding plates 13-1 and 13-2 of the first and second embodiments on the cab 10 side. Further, the sun visor 13 according to the present invention may be provided on the passenger side as well.

[0018]

As is apparent from the above description, in the invention according to claim 1 of the present application, the left and right width is wider than the distance between the left and right eyes of the driver, and the up and down width is the eyes of the driver. The slender shading plate, which is slightly wider than the vertical width, is vertically adjusted to shield the sunlight coming to the eyes of the driver. The visibility on the upper side can be secured, and safe driving can be enhanced. Further, in the invention according to claim 2, since the semi-transparent plate for weakening the sunlight is provided on the light shielding plate, it is positioned in the vicinity of the same direction as the sunlight while protecting the eyes from the sunlight. The object can be easily confirmed.
Further, in the invention according to claim 3, since the mirror is provided on the surface of the light shielding plate on the driver's cab side, it is possible to easily confirm the object in the blind spot located in the intermediate portion between the room mirror and the rearview mirror. You can

[Brief description of drawings]

FIG. 1 is a front view showing a first embodiment of the present invention.

FIG. 2 is a sectional view taken along the line II-II in FIG.

FIG. 3 is a front view showing a second embodiment of the present invention.

FIG. 4 is a front view showing a third embodiment of the present invention.

FIG. 5 is a side sectional view showing a conventional sun visor.

[Explanation of symbols]

10 cab 11 Top plate 12 windshield 13 sun visor 13-1 (13-2, 13-3) Light-shielding plate 13a Upper crosspiece 13b, 13c Left and right crosspieces 13d Lower crosspiece 13e void 14 Semi-transparent plate 15 Support arm 15a right end 15b Left end 16 bearings 17 Locking tool 18 Support arm 18a Yokomo 18b vertical rod 19 Support arm 19a lower end 20 driver's eyes 21 sunlight 22 traffic light 23 Mirror

Claims (3)

[Claims] 1. An elongated light-shielding plate (13) having a lateral width wider than a space between the left and right eyes (20) of the driver and a vertical width slightly wider than a vertical width of the driver's eyes (20). -1)
And a light shielding plate (13-1) provided on the front part of a top plate (11) of a driver's cab (10) at least vertically adjustable. 2. The semi-transparent plate (14) for weakening sunlight is provided on the upper part of the light shielding plate (13-1).
The listed sun visor. 3. The sun visor according to claim 1, wherein a mirror (23) is provided on a surface of the light shielding plate (13-3) on the cab side (10) side.