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:
Oct. 07, 1980
Filed:
Mar. 01, 1978
Applicant:
Inventors:
Malcolm M Paterson, Lee, NH (US);
Michael R Grubbs, Nashua, NH (US);
Eugene J Coulombe, Pepperell, MA (US);
William J Paxson, Cedar Rapids, IA (US);
Assignee:
Raytheon Company, Lexington, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
B07B / ;
U.S. Cl.
CPC ...
209138 ; 209492 ; 222236 ;
Abstract
A material handling apparatus comprising an air classifier system which includes a material receiving chamber having at its lower end a discharge conveyor which removes material from the chamber to another area, and conveyor means within the lower end portion of the chamber for moving material which has been deposited in the chamber and discharging it onto the discharge conveyor without clogging, together with suitable air locks and controls for regulating material flow through the apparatus.