Patent ID: 6336638
Filing Date: 2002-01-08
Classification: F16J

Abstract:
A radial shaft seal, comprising:a polymeric sealing disk which curves in the direction of a space to be sealed as the sealing disk approaches a shaft against which the disk seals, the disk further comprising a first surface profiling on a side facing the shaft, and a second surface profiling on a side facing away from the shaft, wherein: the first surface profiling is formed by sawtooth recesses that are axially spaced apart, the first surface profiling having at least one first bordering surface that faces the space and at least one second bordering surface that faces away from the space, wherein the second bordering surface forms an angle with the shaft; and the first bordering surface is divided into at least three partial areas, each partial area forming an angle with the shaft that is less than the angle formed between the second bordering surface and the shaft; and the second surface profiling is formed by essentially U-shaped recesses which are open on the side facing away from the shaft and are arranged adjacent to one another with an axial distance between them.