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:
Apr. 06, 1982
Filed:
May. 21, 1980
Applicant:
Inventor:
Norman F Bessette, Somerset, MA (US);
Assignee:
Bird Machine Company, Inc., South Walpole, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B04B / ; B04B / ;
U.S. Cl.
CPC ...
233 46 ; 233-7 ;
Abstract
A rotary centrifuge has a bowl and an end member provided with mutually attachable flanges at least one of which has a series of plugs secured in transverse cavities near its periphery with a portion of the plugs less than their full width protruding from the flange periphery through slots communicating with the cavities at regular intervals spaced peripherally less than 15 inches between slot center lines. At least the protruding plug portions have a resistance to abrasive wear approximately equal to or greater than that of 90% aluminum oxide ceramic.