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US 2003/0195072 A1Published application
Composite sprocket
OwnerJohn D. Redmondinventor
Life of this patent
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Abstract
A composite sprocket. The sprocket comprises an outer ring mounted to an inner hub. The outer ring has a profile, for example, a toothed profile. The toothed ring comprises a thermoset material such as polyurethane. The hub comprises any suitable metallic or non-metallic material sufficient for transmitting a torque from the ring to a shaft.
Claims16
A sprocket comprising:
- a hub;
- and
- a substantially circular member engaged with the hub;
- and
- the circular member having a profile.
2 more elements
A sprocket comprising:
- a hub;
- a substantially circular member engaged with the hub, the circular member having a profile;
- the hub comprising a first shoulder having a radius greater than a circular member radius;
- the hub comprising a second shoulder disposed opposite the first shoulder such that the circular member is contained between the first shoulder and the second shoulder;
- and
- the circular member comprises polyurethane.
3 more elements
Dependencies are inferred from the claim text.