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US 5,224,903 AGranted
Chain wheel having a shrink ring made of a polymer material
AssigneeFirma Carl Freudenberg
InventorsRolf Langhof, Michael Schutz, Hans-Kurt Kohl
Life of this patent
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Abstract
A chain wheel having a basic element with a cylindrical outside surface and a chain pinion which projects beyond the outside surface in the radial direction. At least one shrink ring made of a polymer material is thermally shrunk onto the cylindrical outside surface of the basic element. The polymer material may consist of a block polymer which contains a polyolefin and an elastomer material.
Claims12
A chain wheel, comprising:
- a basic element having a cylindrical outside surface;
- a chain pinion which projects beyond the outside surface in the radial direction;
- and
- a shrink ring made of a polymer material thermally shrunk onto the cylindrical outside surface.
1 more element
Dependencies are inferred from the claim text.