Patent ID: 9348255
Filing Date: 2016-05-24
CPC Classification: G03G

Claim Text:
1. A layer thickness regulating member for regulating an amount of a developer carried on a surface of a developer carrying member for developing a latent image, said layer thickness regulating member comprising: a base portion; a layer thickness regulating portion configured to regulate the amount of developer carried on the surface of the developer carrying member, said layer thickness regulating portion projecting from said base portion along a rotational axis direction of the developer carrying member in a front side of said base portion; wherein said base portion includes an upstream base portion provided upstream of said layer thickness regulating portion with respect to the rotational direction of the developer carrying member and a downstream base portion provided downstream of said layer thickness regulating portion with respect to the rotational direction of the developer carrying member, wherein a cross-section of said base portion perpendicular to an axial direction of the developer carrying member is extended along a tangential direction of the developer carrying member at a position where said regulating portion and the developer carrying member are closest to each other; and a reinforcing rib portion provided on a rear side of said base portion and projecting from said base portion, said reinforcing rib portion including a first reinforcing rib which is continuously disposed with respect to a rotational axis direction of the developer carrying member and a second reinforcing rib which is disposed in a direction crossing said first reinforcing rib, wherein said base portion, said layer thickness regulating portion, and said reinforcing rib portion are integrally molded, and wherein said layer thickness regulating portion and said first reinforcing rib are provided at positions spaced from each other with respect to the tangential direction.