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US 2009/0022530 A1Published application
Blade for electrophotographic apparatus, and method of producing the same
AssigneeCanon Kasei Kabushiki Kaisha
InventorsShoji Inoue, Toshiro Uchida, Taku Hatanaka
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Abstract
A blade for an electrophotographic apparatus is provided which is prevented from turning up, achieves wear resistance, and has excellent cleaning properties. The blade is composed of a support member and a blade member formed of a thermosetting polyurethane elastomer, which are joined together. The blade member has a structure in which a nitrogen concentration continuously increases from the inside of a contact part coming into contact with a counterpart member toward the surface of the contact part.
Claims10
A blade for an electrophotographic apparatus, comprising:
- a support member;
- and
- a blade member formed of a thermosetting polyurethane elastomer, joined to the support member, wherein
- a nitrogen concentration continuously increases from an inside of a contact part coming into contact with a counterpart member toward a surface (A part) of the contact part.
1 more element
Dependencies are inferred from the claim text.