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:
Mar. 22, 2022
Filed:
Oct. 11, 2018
Avio S.p.a., Rome, IT;
Daniele Schiariti, Rome, IT;
Paolo Bellomi, Rome, IT;
AVIO S.P.A., Rome, IT;
Abstract
A solid-propellant rocket engine () has a casing () and a thermal protection () internally coating the casing and delimiting a housing (), which contains a mass of solid propellant (); the thermal protection has a fixed portion () and at least one movable portion () that adheres to the mass of solid propellant () and can be moved from a back position to a forward position with respect to the fixed portion () through a thrust system obtained by pressuring a chamberprovided by installing a membranebetween the fixed portionand the movable portion; the engine is tested by verifying the adhesion of the mass of solid propellant () to the movable portion () after having moved the movable portion () to the forward position by means of a thrust directed from the fixed portion towards the mass of solid propellant ().