JPH0939556A - Defroster for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a defroster for a vehicle, by which frost, ice and snow, or fog stuck on a front glass can be completely, quickly and sooner removed and cleared, and the field of view of a driver can be sooner secured, for example, in starting of driving, particularly, in emergency, and securing of the field of view can be easily realized with a simple structure. SOLUTION: A defroster 6 is to remove frost, ice and snow or fog stuck on a front glass 5 of a vehicle, a duct 7 is provided on the whole periphery of a front glass 5 on the inside of the vehicle, and nozzles 8 for blowing off hot air H toward not only the lower part of the front glass 5 but also the upper part and the right and left parts are respectively arranged on the duct 7. Accordingly, frost or ice and snow stuck on the front glass 5 in winter or fog generated on the front glass 5 when a window is kept tightly shut in raining is completely, quickly and sooner removed and cleared by hot air H to be blown from respective nozzles of the defroster 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle defroster. That is, the present invention relates to a defroster which is provided for removing frost, ice and snow, and other defrost attached to the windshield of a vehicle.

[0002]

2. Description of the Related Art FIG. 3 is a front view of a conventional defroster of this type. As shown in the same figure, in the conventional defroster 1, a duct 3 is provided laterally on the upper front part of an instrument panel 2 in front of the seat, and each nozzle 4 provided upward in the duct 3 is provided. Therefore, the warm air H was blown toward the lower part of the windshield 5.

[0003]

By the way, the following problems have been pointed out in such a conventional example. That is, in winter, frost and ice and snow are likely to adhere to the entire surface of the windshield 5, and when the window is completely closed in rainy weather, the entire surface of the windshield 5 is likely to be fogged. It has been pointed out that it takes time to completely remove and remove such frost, ice and snow, and cloudiness. That is, in the conventional defroster 1, since the duct 3 and the nozzle 4 thereof are provided only under the windshield 5, the lower portion of the windshield 5 is relatively quickly exposed to the warm air H blown out. Although such frost, ice and snow, and cloudiness are removed and removed, it took time to remove and remove the windshield 5 at the upper portion and the like. Therefore, for example, at the time of starting operation, especially in an emergency, frost, ice and snow, and cloudiness on the entire surface of the windshield 5 are still completely removed, and there is no choice but to drive the vehicle in the field of view only below the windshield 5, It was pointed out that it was difficult to secure the driver's visibility.

In view of the above situation, the present invention has been made to solve the problems of the above-mentioned conventional example, in which a duct is provided all around the windshield, and not only the lower portion of the windshield but also the upper and left and right sides of the windshield are provided. By arranging nozzles that blow hot air toward the parts, firstly, frost, ice and snow, and other cloudiness that have adhered to the windshield can be completely and quickly removed and removed quickly. To 2,
It is an object of the present invention to propose a vehicle defroster in which this is easily and easily realized.

[0005]

The technical means of the present invention for solving such a problem is as follows. That is, the defroster of this vehicle is for removing frost, snow and snow, and other defrost attached to the windshield of the vehicle.
The duct is provided all around the inside of the windshield, and nozzles for blowing warm air not only toward the lower portion of the windshield but also toward the upper and left and right portions of the windshield are arranged in the duct. Therefore, in this defroster, hot air is blown out from the nozzles of the ducts provided on the entire upper, lower, left and right sides of the windshield so that frost, ice, snow, Completely, quickly and quickly remove any cloudiness,
Will be removed.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail based on embodiments of the invention shown in the drawings. 1 and 2 are provided for explaining an embodiment of the present invention. FIG. 1 is a front explanatory view, FIG. 2 (1) is a cross-sectional view of an essential part, and FIG. 2 (2) is an essential part. FIG.

The defroster 6 of this vehicle is for removing frost, ice and snow and other fog adhering to the windshield 5 of the vehicle, and the duct 7 is provided all around the inside of the windshield 5 to provide the windshield. Nozzles 8 for blowing hot air H toward the upper portion and the left and right portions of the duct 5 as well as the lower portion of the duct 5 are arranged at various places in the duct 7.

These will be described in more detail. The defroster 6 is provided around the windshield 5 of an automobile such as a passenger car or a truck. The duct 7 is first passed under the windshield 5 through a space in the front upper portion of the instrument panel 2 in front of the seat, and is provided laterally along the lower portion of the windshield 5. A plurality of nozzles 8 are attached to the duct 7 by opening upward. The ducts 7 on the left and right sides of the windshield 5 are
As shown in FIG. 2 (1), it is passed through the space between the front pillars 9 which are the left and right vertical columns and the trim 10 which is the interior plate thereof, and is vertically provided along the left and right parts of the windshield 5. A plurality of nozzles 8 are attached to the duct 7 by opening in the left and right directions. Further, as shown in FIG. 2 (2), the upper duct 7 of the windshield 5 is passed through the space between the front portion of the rail roof 12 and the front portion of the overhead console 13 of the roof 11 on the ceiling side, It is provided laterally along the upper part of the windshield 5, and a plurality of nozzles 8 are attached to this duct 7 with downward openings. In addition, regardless of such an illustrated example,
The upper duct 7 may be passed through a space between the rail roof 12 and a roof trim (not shown) that is an interior plate of the ceiling.

Further, the nozzles 8 are respectively inserted through openings corresponding to the upper front portion of the instrument panel 2, the trim 10, the front portion of the overhead console 13 and the front portion of the roof trim. There is. Then, the ducts 7 on the lower side, the left and right sides, and the upper side of the windshield 5 described above.
Are connected to each other at their ends, so that the windshield 5
And is connected to a heating device body (not shown) such as a vehicle-mounted heater via an intervening duct. In each drawing, 14 is a weather strip fitted around the entire circumference of the windshield 5, H is hot air blown from the nozzle 8, and in FIG. 11 is a roof panel.

The present invention is constructed as described above. Then it becomes as follows. In the defroster 6, if necessary, from the nozzles 8 of the duct 7 provided on the lower side, the left side, the upper side, etc. of the inside of the windshield 5 to the lower portion of the windshield 5, the left and right sides, respectively. The warm air H is blown to the entire surface of the part, the upper part, and the like from a direction along the surface. Therefore, the defroster 6 of this vehicle has the following first and second aspects.

First, in winter, the windshield 5
The frost and ice and snow adhering to the windshield, and the cloudiness generated on the windshield 5 when the window is completely closed in rainy weather are blown toward the windshield 5 from each nozzle 8 of the duct 5 of the defroster 6 in this way. ， By the hot air H that is blown, it comes to be removed and removed entirely, quickly and quickly.

Secondly, the defroster 6 has an empty space around the windshield 5, that is, a space in the upper front part of the instrument panel 2, a space between the front pillar 9 and its trim 10, a rail roof. 1
By using the space between the two front parts and the front part of the overhead console 13 or the space between the front parts of the roof trims, etc., the duct 7 with the nozzles 8 is provided around, so that the above-mentioned first point can be achieved with a simple structure. It is easily feasible. The defroster 6 is used for spot heating in an open car or the like by changing the direction of the opening of the nozzle 4, that is, the blowing direction of the warm air H from the windshield 5 side to the seat side. It is also possible.

[0013]

As described above, in the vehicle defroster according to the present invention, the duct is provided on the entire circumference of the windshield, and the nozzle that blows warm air not only to the lower portion of the windshield but also to the upper portion and the left and right portions is provided. By arranging them respectively, the following effects are exhibited.

First, it becomes possible to remove and remove frost, ice and snow, and other fog adhered to the windshield entirely, quickly and quickly. That is, in the defroster of this vehicle, as in the conventional example of this kind, the frost, ice and snow, and other cloudiness are removed from the upper part of the windshield.
Removal of the windshield is delayed, and it is possible to avoid driving in the field of view only under the windshield, so that frost, ice and snow, and other fog on the entire windshield can be quickly and quickly removed and removed. Thus, for example, at the start of driving, especially in an emergency, the driver's field of view can be secured earlier.

Second, and yet this is easily accomplished. That is, the defroster of this vehicle can use the empty space around the windshield to surround the duct,
It has a simple structure in which nozzles are arranged in such a duct, and the first point described above is easily realized. In this way, the problem existing in this kind of conventional example is surely solved,
The effects exhibited by the present invention are remarkably large.

[Brief description of drawings]

FIG. 1 is a front explanatory view of the inside of a vehicle for explaining the embodiment of the invention for a vehicle defroster according to the present invention.

2 is a view for explaining the embodiment of the invention, FIG. 2 (1) is a horizontal sectional view of a main part, and FIG. 2 (2) is a vertical sectional view of the main part.

FIG. 3 is a front explanatory view of the inside of the vehicle for explaining the defroster of the vehicle of this type of conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Defroster (conventional example) 2 Instrument panel 3 Duct (conventional example) 4 Nozzle (conventional example) 5 Windshield 6 Defroster (inventive example) 7 Duct (inventive example) 8 Nozzle ( The present invention) 9 front pillar 10 trim 11 roof 12 rail roof 13 overhead console 14 weather strip 15 roof panel H warm air

Claims (1)

[Claims] 1. A defroster for removing frost, ice and snow, and other fog adhering to a windshield of a vehicle, wherein the defroster has a duct provided all around the inside of the windshield. A defroster for a vehicle, wherein nozzles for blowing hot air toward not only the lower part but also the upper part and the left and right parts are respectively arranged in the duct.