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:
Dec. 19, 2023
Filed:
Oct. 12, 2022
Motomecanica Argentina S.a., Buenos Aires, AR;
Adrian Oscar Bucciarelli, Buenos Aires, AR;
Mario Ariel Vanzino, Buenos Aires, AR;
Batfer Investment S.A., Montevideo, UY;
Abstract
The invention refers to a safety valve having a double seal system that combines a metal-metal seal and an elastomeric ring arranged on the valve body. The safety valve comprises and external casing having a hollow main body configured to receive a piston that slides axially between an upper position and a lower position, the safety valve comprises a closing element pivotally attached to an annular seat and actuated by a torsion spring, wherein said closing element has a support face on the annular seat comprising a recessed perimeter surface and sloping intermediate surface jointly forming a first seal region, said annular seat has a second seal region consisting with said first seal region on the closing element, both regions defining a metal-metal seal, and wherein said second seal region on the annular seat comprises a perimeter groove configured to house a seal element made from elastomer.