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Title:
LAMINATED GLASS AND WINDOW STRUCTURE FOR CAR
Document Type and Number:
Japanese Patent JP11060293
Kind Code:
A
Abstract:

To prevent the delamination of the laminated glass caused by infiltration of moisture from the edge into intermediate layer followed by its diffusion therein by allowing the plate glasses in the laminated glass to load the pushing forces to each other at the edge parts of the laminated glass.

A pair of plate glasses 2, 3 have different curvatures in which the middle part opens, when their edge parts are overlapped, but the plate glasses closely stick to each other, when they are curved. This pair of plate glasses 2, 3 are curved so that they may closely stick to each other and laminated with a membrane of poly (vinyl butyral) to produce the objective laminated glass plate. Among the edge sides of the laminated glass, the delamination of the plate glasses 2, 3 is inhibited at the parts that the plate glasses 2, 3 press the intermediate layer 4 by their shape-restoring forces.


Inventors:
Yoshizawa, Hideo
Application Number:
JP1997000212209
Publication Date:
March 02, 1999
Filing Date:
August 06, 1997
Export Citation:
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Assignee:
NIPPON SHEET GLASS CO LTD
International Classes:
B60J1/00; B32B17/10; C03C27/12; B60J1/00; B32B17/06; C03C27/12; (IPC1-7): C03C27/12; B60J1/00