Patent ID: 7329042
Filing Date: 2008-02-12
Classification: G04B

Abstract:
1. A watch comprising: a case band having a pipe attachment hole; a winding stem pipe having an off-case band projection that is disposed outside the case band and has outer grooves formed on the outer cylindrical surface, the winding stem pipe inserted into the pipe attachment hole and fixed to the case band in a liquid tight manner; a ring gasket made of elastic resin material that is in close contact with and removably fits on the outer cylindrical surface of the off-case band projection, the gasket restricted in rotation by the outer grooves; a ring that has a male screw formed on the outer cylindrical surface and inner grooves formed on the inner cylindrical surface, the ring removably fitted on the outer cylindrical surface of the gasket such that the gasket is compressed and sandwiched between the ring and the off-case band projection, the ring restricted in rotation by the inner grooves; and a crown that removably engages the male screw.