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. 21, 2001
Filed:
Mar. 08, 2000
Applicant:
Inventors:
Mark S. Fernwood, Danville, CA (US);
Thomas S. Blake, Danville, CA (US);
Craig R. Bruns, Danville, CA (US);
Stephen L. Swihart, Walnut Creek, CA (US);
Assignee:
Danville Engineering, San Ramon, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24C 5/00 ;
U.S. Cl.
CPC ...
B24C 5/00 ;
Abstract
An apparatus for dispensing a pressurized stream of gas having particles suspended therein, is described. A double acting pinch valve suitable for use in the apparatus is also described. The apparatus finds particular utility in the dental industry.