The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 13, 1991
Filed:
Aug. 21, 1989
Shuri Yamada, Kawagoe, JP;
Kei Takebayashi, Tokyo, JP;
Narimichi Takei, Sugito, JP;
Nagahiko Tanaka, Sakado, JP;
Freund Industrial Co., Ltd., Tokyo, JP;
Abstract
A granulating and coating apparatus in which a rotary drum containing powdery or granular material is rotated about the substantially horizontal axis for granulating and/or coating the powdery or granular material. The apparatus is provided with a disk valve mechanism for switching a gas supply or exhaust path to the rotary drum on the operating side of the rotary drum. The rotary drum is provided inside of itself with a baffle means for stirring powdery or granular material and a baffle displacing means for displacing the baffle means. Inside of the rotary drum is provided a temperature sensor for directly measuring a temperature of powdery or granular material. The rotary drum is composed of porous polygonal. Each side of the polygonal drum includes an outer enclosure mounted thereon and individual detachable.