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:
Sep. 12, 2023
Filed:
Jul. 29, 2020
Inglass S.p.a., San Polo di Piave, IT;
Massimo Rossi, San Polo di Piave, IT;
Massimo De Nadai, San Polo di Piave, IT;
INGLASS S.P.A., San Polo di Piave, IT;
Abstract
A method is described for operating an actuator () adapted for moving by means of a pressurized fluid the shutter () of an injection nozzle for molten material into a mould, wherein the shutter () moves from a closing position, in which there is no passage of molten material through the nozzle, to an opening position, in which there is passage of molten material through the nozzle, and the shutter () comprises a chamber (), and a piston () which is movably mounted in the chamber (), displaced linearly thanks to the thrust of the fluid and connected to the shutter () to move it. The shutter () is moved by inserting or removing the predetermined amount of fluid into/from the chamber ().