Patent ID: 6021299
Filing Date: 2000-02-01
Classification: G03G

Abstract:
A blade for metering toner on a developing roller of an electrophotographic printer, the blade being made of a resilient material and comprising:a first elongated segment;a second elongated segment extending generally perpendicular to the first segment; anda transition portion connecting the first segment and the second segment, the transition portion having a thickness and a length, the transition portion being generally tangent to a surface of the developing roller, the transition portion including a groove obliquely cut therein in a direction generally opposite from a direction of rotation of the developing roller, the groove forming a movable lip in the transition portion, the lip extending generally toward the second segment a distance approximately one half the thickness of the transition portion, the lip having a length extending the length of the transition portion, the lip contacting toner on the surface of the developing roller proximate to the groove, the lip being elastically displaceable by the toner.