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. 20, 2015
Filed:
Sep. 20, 2013
Applicant:
Vilter Manufacturing Llc, Cudahy, WI (US);
Inventor:
Jean-Louis Picouet, Waukesha, WI (US);
Assignee:
Vilter Manufacturing LLC, Cudahy, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03C 4/00 (2006.01); F04C 2/00 (2006.01); F04C 18/00 (2006.01); F04C 28/12 (2006.01); F04C 18/52 (2006.01); F04C 29/00 (2006.01); F04C 18/16 (2006.01);
U.S. Cl.
CPC ...
F04C 28/12 (2013.01); F04C 18/52 (2013.01); F04C 29/0007 (2013.01); F04C 18/16 (2013.01);
Abstract
Disclosed herein is a single screw gas compressor having a housing including a cylindrical bore, a primary and secondary gate rotors mounted for rotation in the housing, each gate rotor having a plurality of gear teeth, a main rotor rotatably mounted in the bore and having a plurality of grooves and a plurality of threads, wherein each groove meshingly engages at least one of the gear teeth from each gate rotor, a primary economizer port in communication with the cylindrical bore, and a secondary economizer port in communication with the cylindrical bore.