JPH0771918B2 - Weather strip for drip channel - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drip channel in a structure in which a front molding of a vehicle and a door sash are sealed and a decorative molding is fixed between the front pillar and the windshield. It relates to a weather strip for use.

2. Description of the Related Art Conventionally, between a door sash 2 and a front pillar 3 of a vehicle 1 shown in FIG. 6 is provided on a side surface of the front pillar 3 as shown in FIG. Weather strip 6 through drip channel 5
It is known to have a fixed structure. That is, the weather strip 6 comprises a welt portion 6a, a seal lip 6b, an extension portion 6c and a hollow seal lip 6d. The seal lip 6b is elastically contacted with the inner surface of the door sash 2 and the hollow seal lip 6d is connected to the door. The tip portion 2a of the sash 2 is elastically contacted.

Reference numeral 8 denotes a decorative molding. The decorative molding 8 is attached to the peripheral portion of the windshield 10 and the supporting member 8a of the decorative molding 8 is attached to the back side of the weather strip 6 by using an adhesive or a double-sided adhesive tape 9. Adhesive fixed.

The drip channel 5 is usually made of a metal material.

However, in such a conventional structure of the weather strip 6 for a drip channel, since the end portion of the weather strip 6 has an irregular shape, the weather strip 6 is integrated at the time of manufacturing. However, there is a problem that the manufacturing process becomes complicated because it cannot be extruded. For example, in the lower part of the front pillar 3, that is, in the vicinity of part A in FIG. 6, the decorative molding 8 is bent in the vehicle width direction with a predetermined curvature, while the drip channel 5 is made of a metal material. As a result, the drip channel 5 cannot be bent freely, and therefore the drip channel 5 has a shape that extends obliquely downward and linearly, and the shape of the weather strip 6 is inevitably as shown in FIG. Only the extension portion 6c and the hollow seal lip 6d should be bent in the B direction in the figure with a predetermined curvature, and the welt portion 6a should be linearly extended in the C direction. The weather strip 6 having such an irregular shape cannot be formed by using a usual extrusion molding means, and must be formed by using a special mold, so that the manufacturing process becomes complicated and There is a problem that the cost is increased due to the die manufacturing.

Therefore, the present invention provides a weather strip for a drip channel, which can solve the problems of the conventional weather strip for a drip channel, simplify the manufacturing process, and reduce the cost. The purpose is to do.

Means for Solving the Problems In order to achieve the above object, the present invention has a welt portion that holds at least a drip channel, and an extension portion that extends from the welt portion in the front windshield direction.
A hollow seal lip formed on the extension and contacting the door sash, the weather strip for a drip channel mounted between a door sash and a front pillar of an automobile, and located at a lower side of the front pillar. At one end of the extension portion of the weather strip at the site to be formed, a slit is formed by cutting the extension portion by a predetermined length along the longitudinal direction from the end portion of the weather strip, and a pointed streamline spacer is formed in the slit. A weather strip for drip channel is inserted and fixed.

According to this configuration, by inserting the pointed streamline type spacer into the slit from one end of the weather strip located at the lower side portion of the front pillar, the welt portion of the weather strip and the hollow seal lip are formed. Are maintained in a gradually opened state while maintaining a predetermined interval. Accordingly, a weather strip having an irregular shape in which only the extension portion of the weather strip and the hollow seal lip are bent in a predetermined direction with a predetermined curvature, and the welt portion and the seal lip extend linearly is obtained, and the weather strip is obtained. The effect of simplifying the manufacturing process of is brought about.

EXAMPLE An example of a weather strip for a drip channel according to the present invention will be described in detail below by assigning the same reference numerals to the same components as those of the conventional configuration.

1 to 3 show a first embodiment of the present invention,
Reference numeral 6 in the figure denotes a weather strip mounted between the door sash 2 and the front pillar 3. The weather strip 6 comprises a welt portion 6a, a seal lip 6b, an extension portion 6c and a hollow seal lip 6d. 6b is elastically contacted with the inner surface of the door sash (not shown), and the tip of the door sash is elastically contacted with the hollow seal lip 6d. Further, one end of the drip channel is inserted inward of the welt portion 6a in a state in which it is prevented from coming off.

According to the present invention, at one end of the extension 6c of the weather strip 6 located at the lower side of the front pillar (A in FIG. 6), the end portion 6g of the weather strip 6 to the length of the weather strip 6 The extension 6c along the direction
A slit 12 is formed by cutting open a predetermined length, and a pointed streamline type spacer 13 is inserted and fixed in the slit 12. The extension 6c is provided at the tip of the slit 12.
A round hole 14 is opened to prevent an excessive notch for the.

Insert the pointed streamlined spacer 13 into the slit 12,
By fixing with an adhesive, etc., if necessary,
As shown in FIG. 2, the welt portion 6a of the weather strip 6 and the hollow seal lip 6d are held in a gradually opened state while maintaining a predetermined gap. Therefore, only the extension portion 6c and the hollow seal lip 6d are bent in the direction B in the figure with a predetermined curvature, and the welt portion 6a and the seal lip 6b extend linearly in the direction C. can get.

FIG. 3 shows a partial cross-sectional view of the spacer 13. As shown in the drawing, the spacer 13 has ridges 13a, 13 on its upper and lower surfaces.
It has a substantially H-shaped cross section in which b is formed.
A and 13b increase the degree of friction when inserted into the slip 12 formed on the weather strip 6.

FIG. 4 shows a second embodiment of the present invention, the basic structure of which is the same as that of the first embodiment and is indicated by the same reference numeral. In the case of this example, a spherical body 15 corresponding to the round hole 14 of the slit 12 is attached to the tip end of the spacer 13 having the pointed streamline shape in the insertion direction into the weather strip 6.

With such a configuration, when the spacer 13 is inserted into the slit 12, the spherical body 15 fits into the round hole 14 and the spacer 13 can be prevented from coming off.

FIG. 5 shows a third embodiment of the present invention. In the case of this embodiment, a plurality of protrusions 13c and 13d are formed in the middle part of the upper surface of the spacer 13 having a pointed streamline shape while the weather strip 6 is formed. Recesses 6e and 6f are formed in the middle of the extension 6c and at the portions corresponding to the protrusions 13c and 13d.

According to this structure, when the spacer 13 is inserted into the slit 12, the protrusions 13c and 13d formed on the spacer 13 are fitted into the recesses 6e and 6f formed on the weather strip 6, and the spacer 13 It is possible to prevent the slipping out.

As described in detail above, according to the structure of the weather strip for a drip channel according to the present invention, at least a welt portion that holds the drip channel, an extension portion extending from the welt portion in the front windshield direction, A weather strip for a drip channel, which is formed in an extension part and which a door sash abuts, has a hollow seal lip, and is located under the front pillar in a weather strip for a drip channel mounted between a door sash and a front pillar of an automobile. At one end of the extension portion of the weather strip at the part, a slit is formed by cutting the extension portion by a predetermined length along the longitudinal direction from the end portion of the weather strip, and a pointed streamline spacer is inserted in the slit. Structure of weather strip for drip channel fixed As a result, the following operational effects are brought about. That is, by inserting a pointed streamline type spacer into the slit from one end of the weather strip located at the lower side portion of the front pillar, the welt portion of the weather strip and the hollow seal lip are separated by a predetermined distance. Since it can be maintained and gradually opened, only the extension of the weather strip and the hollow seal lip bend in a predetermined direction with a predetermined curvature, and the welt portion and the seal lip extend linearly. A strip is obtained. Therefore, it is possible to deal with an irregular shape in which one portion of the weather strip is bent with a predetermined curvature and the other portion of the weather strip extends linearly, such as the lower side portion of the front pillar. Since it is not necessary to use a special mold also in manufacturing, the manufacturing process can be simplified and the cost can be reduced.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of essential parts showing a first embodiment of a weather strip for a drip channel according to the present invention, FIG. 2 is a partial perspective view of the same assembly, and FIG. 3 is II of FIG.
FIG. 4 is a sectional view taken along line I-III, FIG. 4 is an exploded perspective view of an essential part showing a second embodiment of the present invention, and FIG. 5 is an exploded perspective view of an essential part showing a third embodiment of the present invention. Is a perspective view showing an automobile, No. 7
The figure shows an example of a conventional weather strip for a drip channel and is a sectional view taken along the line VII-VII of FIG.
FIG. 8 is a partial perspective view showing the shape of the weather strip in the conventional example. 2 …… door sash, 3 …… front pillar, 5 …… drip channel, 6 …… weather strip, 6a ……
Welt part, 6b ... Seal lip, 6c ... extension part, 6d ...
… Hollow seal lip, 8… Decorative molding, 6e, 6f… Recess, 10… Front windshield, 12… Slit,
13 ... Spacer, 13a, 13b ... Protrusion, 13c, 13d ... Protrusion,
14 …… Round hole, 15 …… Sphere,

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hiroshi Sakuma 330 Naganomachi-machi, Chiba-shi, Chiba Kinugawa Rubber Industrial Co., Ltd. (56) Reference JP-A-59-128032 (JP, A)

Claims (1)

[Claims] 1. A welting part for holding at least a drip channel, an extension part extending from the welt part in the front window direction, and a hollow seal lip formed in the extension part and against which a door sash abuts. ,
In a weather strip for a drip channel mounted between a vehicle door sash and a front pillar, one end of the extension portion of the weather strip located at a lower portion of the front pillar is extended from a terminal portion of the weather strip. A weather strip for a drip channel, characterized in that a slit is formed by cutting the extension portion by a predetermined length along the direction, and a pointed streamline type spacer is inserted and fixed in the slit.