US Patent No. 9,411,300

IMAGE FORMING APPARATUS AND CLEANING BLADE


Patent No. 9,411,300
Issue Date August 09, 2016
Title Image Forming Apparatus And Cleaning Blade
Inventorship Ryuta Ai, Tokyo (JP)
Assignee CANON KABUSHIKI KAISHA, Tokyo (JP)

Claim of US Patent No. 9,411,300

8. A cleaning blade comprising:
an edge layer which includes an edge portion and which is formed of a first resin material;
a base layer which is provided superposedly on the edge layer so as to support the edge layer with respect to a thickness
direction of the cleaning blade and which is formed of a second resin material different from the first resin material; and

a hardened portion, provided at a part of the edge layer including the edge portion, subjected to hardening so as to be harder
than another portion of the edge layer,

wherein the hardened portion has a length shorter than a length of the edge layer with respect to the thickness direction.