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:
Mar. 28, 1995
Filed:
Feb. 28, 1994
Applicant:
Inventor:
Jeffrey M Brown, Windham, ME (US);
Assignee:
General Signal Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04C / ;
U.S. Cl.
CPC ...
418181 ;
Abstract
A low noise compressor is realized, involving a port and manifold assembly, and in which a reactive silencer means is formed integrally within the assembly and coupled acoustically with at least one of the input and output manifolds, the silencer including a pair of resonant cavities configured so as to attenuate at least the first overtone of the fundamental frequency.