Cleaning blade, lubricant leveling blade, process cartridge, and image forming apparatus
AssigneeRicoh Company, Ltd.
InventorsMasahiro OHMORI, Keiichiro JURI, Hideki KIMURA
Life of this patent
Estimating the term…
Abstract
A cleaning blade for cleaning a rotating body is provided. The cleaning blade includes: an edge layer having a tip portion that comes into contact with the rotating body; and a coating layer on the tip portion of the edge layer. The coating layer contains a first fluorine-based resin and a second fluorine-based resin incompatible with the first fluorine-based resin. The cleaning blade has a Martens hardness of from 0.5 to 3 N/mm2 at a position 20 μm distant from a tip edge portion of the edge layer.
Claims15
A cleaning blade for cleaning a rotating body, the cleaning blade comprising:
- an edge layer having a tip portion that comes into contact with the rotating body;
- and
- a coating layer on the tip portion of the edge layer,
- wherein the coating layer includes a first fluorine-based resin and a second fluorine-based resin incompatible with the first fluorine-based resin,
- wherein the cleaning blade has a Martens hardness of from 0.5 to 3 N/mm2 at a position 20 μm distant from a tip edge portion of the edge layer.
A lubricant leveling blade for leveling a lubricant applied onto a rotating body, the lubricant leveling blade comprising:
- an edge layer having a tip portion that comes into contact with the rotating body;
- and
- a coating layer on the tip portion of the edge layer,
- wherein the coating layer includes a first fluorine-based resin and a second fluorine-based resin incompatible with the first fluorine-based resin,
- wherein the lubricant leveling blade has a Martens hardness of from 0.5 to 3 N/mm2 at a position 20 μm distant from a tip edge portion of the edge layer.
Dependencies are inferred from the claim text.