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. 01, 2019
Filed:
Oct. 13, 2015
Commissariat a L'energie Atomique ET Aux Energies Alternatives, Paris, FR;
Technetics Group France Sas, Saint Etienne, FR;
Laurent Guimet, Unieux, FR;
Florent Ledrappier, Saint Paul Trois Chateaux, FR;
Michel Lefrancois, Saint Etienne, FR;
COMMISSARIAT A L'ENERGIE ATOMTQUE ET AUX ENERGIES ALTERNATIVES, Paris, FR;
TECHNETICS GROUP FRANCE SAS, Saint Etienne, FR;
Abstract
An annular assembly for compressing a seat of a ball-valve, including: a valve body or insert, including an annular internal counter-bore that defines an inner counter-bore diameter; a sleeve inserted into the annular internal counter-bore, defining at least one outer diameter of the sleeve; the body or the insert defining with the sleeve an annular housing in which the assembly includes, in succession: a downstream stack of head rings, an annular head shim, a stack of mechanisms of compression, an annular base shim, and an upstream stack of base rings.