Glass run

Abstract

An insert member which is made of a material which is harder than a material forming a molded portion of a glass run which is mounted on an inner side of a sash is provided relative to a bottom portion of the molded portion. The insert member is provided with an insert body, and a projecting portion which is projects from the insert body toward the sash and is fitted in a hole in the sash so as to be locked in place therein. A part of an entire edge of a distal end portion of the projecting portion, which extends in a longitudinal direction of the molded portion is chamfered. In addition, a surface of the insert body facing the sash and at least a peripheral wall portion of the projecting portion are covered with a covering portion which is made of the material forming the molded portion.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a front exemplary diagram which shows a schematic configuration of a door;

FIG. 2 is a sectional view which shows the configuration of a glass run;

FIG. 3 is a partial perspective view which shows the configuration of a molded portion and the like;

FIG. 4 is a sectional view which shows the configuration of an insert member;

FIG. 5 is a partial sectional view which explains a molding unit and the insert member which is set in the molding unit; and

FIG. 6 is a partial sectional view which explains the molding unit and the insert member which is set in the molding unit.

Claims

1. A glass run comprising: a body part of a molded portion having a substantially U-shaped cross section provided with a bottom portion and a pair of side wall portions extending from the bottom portion; anda pair of seal lips extending from substantially distal ends of the side wall portions into an inside of the body part,wherein the body part adapted to be mounted on an inner side of a sash surrounding an opening which is formed in a vehicle body or in a door such that the molded portion is located in a corner of the sash, andwherein a hard member which is made of a material which is harder than a material forming the molded portion is provided for a bottom portion of the molded portion,the hard member includes a plate shaped insert body and a projecting portion projecting from the insert body toward the sash and so as to be fitted to the sash,a part of an edge of a distal end portion of the projecting portion which extends along a longitudinal direction of the molded portion is chamfered, anda surface of the insert body facing the sash and at least a peripheral wall portion of the projecting portion are covered with a covering portion which is made of the material forming the molded portion.

2. The glass run according to claim 1, wherein the insert body of the hard member is embedded in the body part of the molded portion and the projecting portion is covered with the covering portion, when the molded portion is molded.

3. The glass run according to claim 1, wherein the insert body has a positioning recess which is formed on a surface thereof facing an inside of the opening, a molding unit for molding the molded portion includes at least a first mold piece for forming a surface of the molded portion facing the inside of the opening and a second mold piece for forming a surface of the molded portion facing the sash,a set pin is projected from a molding surface of the first mold piece so as to be inserted into an inside of the positioning recess, andthe molded portion is molded such that the hard member is set in the molding unit with the positioning recess substantially fitted on the set pin.

4. The glass run according to claim 3, wherein a stepped portion is formed along an opening edge portion of the surface of the insert body facing the inside of the opening.

5. The glass run according to claim 1, wherein the hard member is provided on an inclined side part of the molded portion which corresponds to an inclined side of the sash.

6. The glass run according to claim 1, wherein the molded portion is molded at an end portion of an extruded portion so that the molded portion and the extruded portion are connected to each other, and an internal surface of a bottom portion of the extruded portion lies radially further inward of the glass opening than an internal surface of the bottom portion of the molded portion.

7. The glass run according to claim 1, wherein the covering portion is substantially uniform in thickness at any parts thereof.