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. 11, 1978
Filed:
May. 11, 1976
Applicant:
Inventor:
Don B Jugle, Penfield, NY (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F / ;
U.S. Cl.
CPC ...
366139 ; 366325 ;
Abstract
A system for minimizing free airborne particles generated by movement of a two component powder material within a partially open container. The two component material includes a relatively large component and a relatively small component as is used in carrier and toner for developing electrostatographic images. A filter with predetermined pore size is positioned across the flow of the two component material and connected to a source of negative pressure.