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:
Jan. 12, 1982
Filed:
Nov. 30, 1979
Applicant:
Inventors:
Gerhard Schwing, Herne, DE;
Udo Pindras, Herne, DE;
Assignee:
Friedrich Wilh. Schwing GmbH, Herne, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B02C / ; B02C / ; B02C / ; B02C / ;
U.S. Cl.
CPC ...
241 4611 ; 241258 ; 366303 ; 366307 ; 366325 ; 366330 ;
Abstract
A mixer for viscous material has a plurality of rotating knife impellers which coact with stationary breaking knives in a cylindrical housing. The cylindrical housing has a converging portion containing guide ribs, stationary knives, and guide paddles. The shaft, in the converging portion, mounts helical ribbon segments and thrust paddles.