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US 6,185,392 B2Granted
Developing apparatus
AssigneeCanon Kabushiki Kaisha
InventorNobuharu Hoshi
Life of this patent
Estimating the term…
Abstract
The present invention is featured that a developing apparatus has an elastic member provided on a side of a leakage preventing member which is supported by a developing container, and that the elastic member is provided so as to overlap an overlapping portion between the leakage preventing member and a developer regulating member on an end portion in a lengthwise direction of the developing container.
Claims4
A developing apparatus comprising:
- a developing container provided with an opening portion;
- a developer bearing body, provided in said opening portion, for bearing and conveying a developer;
- a developer regulating member for regulating a thickness of a layer of the developer on said developer bearing body;
- a leakage preventing member, supported on an end portion in a lengthwise direction of said developing container, for preventing leakage of the developer, said leakage preventing member cooperating with said developer bearing body to sandwich said developer regulating member therebetween;
- and
- an elastic member provided on a side of said leakage preventing member which is supported by said developing container, said elastic member being provided so as to overlap an overlapping portion between said leakage preventing member and said developer regulating member on said end portion in the lengthwise direction.
3 more elements
Dependencies are inferred from the claim text.