Driving-transmitter and process cartridge
AssigneePrint-Rite Technology Development Co., Ltd. of Zhuhai
InventorBenyou Jin
Life of this patent
Estimating the term…
Abstract
A driving-force transmitter and a process cartridge. The process cartridge has a photosensitive drum and the driving-force transmitter mounted on the end of the photosensitive drum. The driving-force transmitter having a fitting part and multiple protrusions protruding from an end surface of the fitting part. The multiple protrusions are distributed equiangularly on a circle which is in the end surface of the fitting part. The center of the circle is on the axis of the fitting part. There is an engaging-part on the farthest end of each protrusion from the axis of the fitting part. An anti-separating groove is provided on the engaging-part.
Claims12
A driving-force transmitter, comprising:
- a fitting part;
- a plurality of protrusions protruding from an end surface of said fitting part, each said protrusion having a sidewall and an end surface, and wherein said protrusions are distributed equiangularly on a circle which is in an end surface of said fitting part, the center of the circle being on the axis of said fitting part;
- and
- an engaging-part formed by curved convex surface provided at a farthest end of each said protrusion from the axis of said fitting part,
- wherein each said engaging-part has an open-ended anti-separating groove formed in said sidewall below said end surface.
A driving-force transmitter, comprising:
- a fitting part revolving about its own axis;
- and
- a plurality of protrusions protruding from an end surface of said fitting part, each said protrusion having a sidewall and an end surface,
- wherein each said protrusion is provided with an anti-separating groove formed in said sidewall below said end surface against the axis of said fitting part, and
- wherein each said groove is substantially perpendicular to the axis of said fitting part.
Dependencies are inferred from the claim text.