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US 5,397,393 AGranted
Pan coating apparatus
AssigneeFreund Industrial Co., Ltd.
InventorsTakuichi Tsujino, Syuri Yamada, Masanori Ogawa, Narimichi Takei
Life of this patent
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Abstract
A pan coating apparatus wherein a blow-out portion is provided at the forward end of an air supply pipe inserted into a rotatable container, and the total opening area of gas outlets provided in the blow-out portion is set at 0.1-1 time that of perforations provided in a perforated plate of the rotatable container.
Claims12
A pan coating apparatus comprising:
- a rotatable container having a substantially horizontal axis of rotation, at least a part of the rotatable container being formed of a perforated plate which is covered by an air removal duct;
- an air supply pipe extending into said rotatable container;
- and
- a spraying device extending into said rotatable container for introducing coating solution therein;
- wherein
- said air supply pipe has a blow out portion within said rotatable container comprising at least one opening portion area having a multitude of gas outlet openings therein which are distributed over the whole surface area of the opening portion, and
- the total area of the gas outlet openings portion is 0.1-1 times the total opening area of the perforated plate of the rotatable container.
4 more elements
Dependencies are inferred from the claim text.