Lubricity maintaining image forming apparatus and process cartridge
AssigneeRicoh Company, Ltd.
InventorsKenji Sugiura, Takuya Seshita
Life of this patent
Estimating the term…
Abstract
An image forming apparatus includes an image bearer that carries a toner image and a lubricant supplying device that supplies lubricant to the surface of the image bearer. The lubricant supplying device is provided in the image forming apparatus and includes a lubricant block and a brush roller. The brush roller shaves and supplies the lubricant from the lubricant block to the image bearer via the brush roller. The lubricant only includes a mixture of boron nitride and fatty acid metallic salt. The lubricant includes from 10 to 80 percent volume of the boron nitride.
Claims17
An image forming apparatus, comprising:
- an image bearer configured to carry a toner image;
- and
- a lubricant supplying device configured to supply lubricant to a surface of the image bearer;
- wherein said lubricant only includes a mixture of boron nitride and fatty acid metallic salt, the lubricant includes from 10 to 80 percent volume of the boron nitride, and the boron nitride has a lamellar structure.
A process cartridge detachable from an image forming apparatus body, comprising:
- an image bearer configured to allow formation of a toner image;
- and
- a lubricant supplying device configured to supply lubricant to a surface of the image bearer;
- wherein said lubricant only includes a mixture of boron nitride and fatty acid metallic salt, the lubricant includes from 10 to 80 percent volume of the boron nitride, and the boron nitride has a lamellar structure.
A lubricant, comprising:
- a mixture of boron nitride and fatty acid metallic salt, wherein the lubricant includes from 10 to 80 percent volume of the boron nitride, the lubricant only includes the mixture of the boron nitride and the fatty acid metallic salt, and the boron nitride has a lamellar structure.
Dependencies are inferred from the claim text.