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:
Dec. 25, 2001
Filed:
Dec. 12, 2000
Kazuie Yamada, Saitama, JP;
Maeda Corporation, Tokyo, JP;
Abstract
An object of the present invention is to provide a kneader capable of improving both of its kneading and mixing functions, irrespective of a horizontal arrangement or a vertical arrangement, with a comparatively simple design not to degrade the workability thereof. To attain the object of the invention, a kneader adapted to knead an object material by passing it through a plurality of irregular passages (,), each having a sectional shape varied, from an inlet port thereof toward an outlet port thereof, comprising a kneader body (,) having a material supply port (,) at one end thereof, a material discharge port (,) at the other end thereof and a plurality of irregular passages communicating with the supply port (,) and the discharge port (,), and supply means (,) for supplying the object material to the kneader body. The sectional shape of each of the irregular passages (,) of the kneader body (,) is varied progressively from an inlet port (,) toward an outlet port (,). The irregular passages (,) are provided between the inlet ports and outlet ports thereof with means (,) for merging and dividing the object material, which passes through the irregular passages.