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:
Jul. 27, 1976
Filed:
Dec. 12, 1973
Applicant:
Inventors:
Helmut Haas, Proz-Wahn, DT;
Manfred Wolf, Lohmar, DT;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B02C / ; B02C / ;
U.S. Cl.
CPC ...
241175 ; 241182 ;
Abstract
A ball mill having a wall forming a hollow tubular grinding chamber therein with balls or rods within the chamber and means for driving the chamber in a vibratory grinding motion with a fixed body in the form of an elongate shaft within the chamber supported on a tubular wearing plate having a gap along one side and springing outwardly to support itself firmly within the grinding chamber and having arms extending between the wearing plate and the fixed shaft for supporting the shaft and a removable end for the grinding chamber so that the shaft and wearing plate can be removed for replacement from the grinding chamber.