Window glass for vehicle window

Patent metadata

Field	Value
Publication number	US-2025010694-A1
Application number	US-202418890674-A
Country	US
Kind code	A1
Filing date	Sep 19, 2024
Priority date	Mar 23, 2022
Publication date	Jan 9, 2025
Grant date	—

Abstract

To provide a window glass for a vehicle window, capable of suppressing generation of sink marks in a resin molding while securing the design property of a design member. A window glass for a vehicle window according to the present disclosure includes a glass plate; and a resin molding provided in a peripheral edge portion of the glass plate. The glass plate and the resin molding constitute an integrated article. The window glass for a vehicle window further includes a design member that covers a corner of the resin molding. The design member is arranged at a vehicle outside of the resin molding when the window glass for a vehicle window is attached to a vehicle. The corner has a sharp angle. An insert member or a gas bubble portion is provided inside the corner of the resin molding.

First claim

What is claimed is:

1 . A window glass for a vehicle window, comprising:
a glass plate; and a resin molding provided in a peripheral edge portion of the glass plate, the glass plate and the resin molding constituting an integrated article, the window glass for a vehicle window further comprising a design member that covers a corner of the resin molding, wherein the design member is arranged at a vehicle outside of the resin molding when the window glass for a vehicle window is attached to a vehicle, the corner has a sharp angle, and an insert member or a gas bubble portion is provided inside the corner of the resin molding.

2 . The window glass for a vehicle window according to claim 1 , wherein
the design member includes an inner edge portion extending toward the glass plate and inserted into the resin molding, the resin molding includes a main body that is arranged more outside of the corner of the resin molding than the inner edge portion and is covered with the design member, and an exposed portion that is arranged more inside of the corner of the resin molding than the inner edge portion and is exposed, and a thickness of the insert member or a diameter of the gas bubble portion is larger than a distance from the glass plate to the inner edge portion of the design member.

3 . The window glass for a vehicle window according to claim 2 , wherein the thickness of the insert member or the diameter of the gas bubble portion is larger than a thickness of the exposed portion.

4 . The window glass for a vehicle window according to claim 2 , wherein
the glass plate includes a first straight portion, a second straight portion, and a corner formed by intersection of the first straight portion and the second straight portion, the exposed portion of the resin molding includes a first extension portion extending from one end of the corner of the glass plate toward the first straight portion, and a second extension portion extending from another end of the corner of the glass plate toward the second straight portion, and a length of the first extension portion extending from the one end of the corner of the glass plate toward the first straight portion and a length of the second extension portion extending from the another end of the corner of the glass plate toward the second straight portion are 20 mm to 40 mm.

5 . The window glass for a vehicle window according to claim 4 , wherein the insert member is arranged on the glass plate and wraps a tip of the corner of the glass plate.

6 . The window glass for a vehicle window according to claim 2 , wherein the gas bubble portion is provided inside the main body of the resin molding.

7 . The window glass for a vehicle window according to claim 1 , wherein the insert member includes polyvinyl chloride or polypropylene.

8 . The window glass for a vehicle window according to claim 1 , wherein the gas bubble portion includes nitrogen gas.

9 . The window glass for a vehicle window according to claim 1 , wherein
the glass plate, the resin molding, and the insert member constitute an integrated article, or the glass plate, the resin molding, and the gas bubble portion constitute an integrated article.

10 . The window glass for a vehicle window according to claim 1 , wherein
the glass plate, the resin molding, the design member, and the insert member constitute an integrated article, or the glass plate, the resin molding, the design member, and the gas bubble portion constitute an integrated article.

Assignees

• Agc Inc

Inventors

• Hatta Naonori
• Kato Chihiro

Classifications

• B60J10/70

  specially adapted for windows or windscreens · CPC title

• B60J10/265

  the surface being primarily decorative · CPC title

• B60J1/004 Primary

  Mounting of windows · CPC title

• B60J1/10

  fixedly mounted {(B60J1/085 takes precedence)} · CPC title

• B60R13/04 Primary

  External} Ornamental or guard strips; Ornamental inscriptive devices {thereon (fastening strips or bars to sheets or plates by means of clips F16B5/12) · CPC title