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:
May. 28, 2019
Filed:
Aug. 04, 2016
Marotta Controls, Inc., Montville, NJ (US);
Krzysztof Kluz, Saddle Brook, NJ (US);
Patrick Aristide Marotta, Summit, NJ (US);
Marotta Controls, Inc., Montville, NJ (US);
Abstract
A noise-reducing valve structure includes a unitary spindle-shaped body having a central lumen for receiving a fluid flow and a poppet member, the body having an inner diameter adjacent the central lumen and an outer diameter and a circumferentially and axially distributed plurality of radial passages adapted to be opened and closed in accordance with a guided position of the poppet member, the plurality of radial passages extending through the spindle-shaped body from the inner diameter to the outer diameter and having a gradually increasing area from the inner diameter to the outer diameter.