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US 4,891,678 AGranted
Electrostatic recording apparatus having a cooled and insulated waste toner container
AssigneeRicoh Company, Ltd.
InventorsHisao Ishizu, Tomobumi Shibano, Yasuhiro Sagawa, Hiroshi Komai
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Abstract
An electrostatic recording appartus having a thermally fixing apparatus and an image forming case adapted to accomodate a unit having a toner container disposed adjacent to a thermally fixing apparatus. An open space is provided between the wall of the image forming case and the wall of the toner container. At the upper and lower portions of the open space, vent ports are preferably provided. Heat insulating material is effectively applied to the walls defining the open space.
Claims5
An electrostatic recording apparatus comprising:
- (a) a photosensitive member;
- (b) first means for supplying toner to said photosensitive member;
- (c) a thermally fixing apparatus;
- (d) a waste toner container having a first wall on the side of said waste toner container adjacent said thermally fixing apparatus;
- (e) second means for discharging waste toner from said photosensitive member to said waste toner container;
- and
- (f) an image forming case containing said waste toner container, said image forming case having a second wall on the side of said image forming case adjacent said thermally fixing apparatus,
- wherein:
- (g) an open space is provided between said first wall and said second wall;
- (h) vent ports are provided communicating with the top and the bottom of said open space;
- and
- (i) heat insulating material is applied to said first wall and to said second wall.
9 more elements
Dependencies are inferred from the claim text.