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US 2001/0041654 A1Published application
Roller member
OwnerShinobu Hasegawa, Michiaki Itoinventors
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Abstract
This invention provides a roller member including a metallic core roller and an unshrinkable sleeve which is heat-welded onto the surface of the roller, which sleeve is formed from an elastomer material and has a Young's modulus of 120-200 MPa. The roller member exhibits enhanced durability, as well as improved cleaning characteristics and charge-imparting or charge-eliminating characteristics.
Claims7
A roller member comprising a metallic core roller and an unshrinkable sleeve which is heat-welded onto the surface of the roller, which sleeve is formed from an elastomer material and has a Young's modulus of 120-200 MPa.
Dependencies are inferred from the claim text.