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. 22, 2019
Filed:
Jun. 22, 2016
Ceme S.p.a., Milan, IT;
Vincenzo Marcantonio, Carbonate, IT;
CEME S.P.A., Milan, IT;
Abstract
Valve shutter () comprising a main portion () made of a non-deformable material and a secondary portion () made of a deformable and resilient material as to be able to deform progressively in the transition between the open configuration and the closed configuration of a valve (), and vice versa. The secondary portion () includes at least an inner chamber () enclosed between the main portion () and the secondary portion (), having at least a through hole () suitable for putting the inner chamber () in fluid communication with a chamber () of a valve body () of the valve (). The inner chamber () is configured to be progressively filled, at least partially, by a fluid during the transition between the closed configuration and the open configuration, and to be progressively emptied during the transition between the open configuration and the closed configuration.