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:
Jan. 21, 1992
Filed:
Jul. 03, 1986
Applicant:
Inventor:
Thomas W Bein, Annapolis, MD (US);
Assignee:
The United States of America as represented by the Secretary of the Navy, Bethesda, MD (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F04C / ; F04C / ;
U.S. Cl.
CPC ...
418 97 ; 418195 ; 418D / ;
Abstract
A scavenging system for single screw compressors to remove residual liquid eal from an open combustion chamber prior to controlled liquid seal injection. The removal of residual liquid seal is accomplished by providing at least one gaterotor as a scavenging means. Essentially the gaterotor will act as a scraper having a 1:1 compression ratio.