Patent ID: 7338320
Filing Date: 2008-03-04
Classification: F16J,H01R

Abstract:
1. A seal made of a resilient material and used to hermetically seal a recess in a housing of a watertight connector by being inserted into the recess, the seal having opposite first and second ends, a cross-sectionally small portion adjacent the first end, a cross-sectionally large portion extending from the cross-sectionally small portion towards the second end, the cross-sectionally large portion including an outer circumferential surface having an inclined region with a small diameter end in proximity to the cross-sectionally small portion of the seal and a large diameter end farther from the cross-sectionally small portion of the seal, a substantially cylindrical section extending from the inclined section towards the second end of the seal, the substantially cylindrical section being characterized by an array of fine undulations with alternating annular recesses and annular projections, the annular projections being configured so that a plane can be tangent to outer surfaces of the annular projections and so that the outer surfaces can closely contact an inner surface of the recess.