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:
Nov. 21, 1978
Filed:
Mar. 24, 1977
Applicant:
Inventor:
Douglas R Barnes, Xenia, OH (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F15C / ;
U.S. Cl.
CPC ...
137810 ; 137812 ;
Abstract
An attenuator, for use in a fluid system for reducing pulsations and transients, having a vortex chamber with a plurality of tangential inlets and one or more outlets with converging nozzles being provided in the inlets to increase the inlet flow velocity and to provide diode action. At least one elbow is provided in the outlet line adjacent the vortex chamber outlet with a second elbow being provided at a distance from the elbow adjacent the vortex outlet, approximately equal to the radius of the vortex chamber. The second elbow is not needed when outlet line discharges to a sump or to the atmosphere.