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. 07, 2023
Filed:
Sep. 27, 2018
Addup, Cebazat, FR;
Jean-Luc Sebal, Montvalent, FR;
Guillaume Cadoux, Gagnac sur Cere, FR;
ADDUP, Cebazat, FR;
Abstract
A device for metering one or more powder(s) (A, B) to produce a flow () of powder(s) and of a carrier gas at a given volume flow rate, comprises: ⋅at least a first source () suitable for supplying a first flow () comprising a first powder (A) and a first carrier gas (G1) substantially at the given volume flow rate, ⋅a source () of a carrier gas suitable for supplying an adjustment carrier gas flow () substantially at the given volume flow rate, ⋅an outlet junction () for emitting said flow of powder(s) and of carrier gas, ⋅a first proportional valve (), ⋅an adjustment proportional valve (), and ⋅a control system () suitable for controlling at least the first proportional valve and the adjustment proportional valve so that the flow of powder(s) and of carrier gas has a volume flow rate substantially equal to the given volume flow rate.