SEALING STRUCTURE

WIPO Patent Application WO/2013/027458

A1

The purpose of the present invention is to inhibit, as much as possible, the occurrence of inconveniences such as not being able to easily attach a gasket to an attachment groove, the gasket floating from the attachment groove after being attached thereto, and the gasket tilting within the attachment groove. In order to achieve said purpose, the gasket is integrally provided with a gasket main body of which one end comes into close contact with the bottom surface of the groove, a pair of first and second side surface lips which come into close contact with the side surface of the groove at the vicinity of the bottom of the groove, and a pair of third and fourth side surface lips which come into close contact with the side surface of the groove in the vicinity of the opening of the groove. The relationship of w1