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. 22, 1989
Filed:
Mar. 12, 1987
Applicant:
Inventors:
Hans Hoppe, Vogt, DE;
Theodor Breucker, Montreal, CA;
Reinhard Ernst, Weingarten, DE;
Robert Storf, Weingarten, DE;
Assignee:
Waeschle Maschinenfabrik GmbH, Ravensburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01F / ;
U.S. Cl.
CPC ...
366341 ; 366336 ; 366337 ; 222564 ;
Abstract
A bulk material mixer includes a container accommodating a central tube provided with a plurality of lateral inlet openings at various levels. The inlet openings have a cross section which increases from bottom to top so that the inlet openings at the lowest level have a smallest cross section while the inlet openings at the uppermost level have a greatest cross section.