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:
Apr. 29, 2025
Filed:
Sep. 10, 2020
Silgan Dispensing Systems Le Treport S.a.s., Le Treport, FR;
Eric Rossignol, Chalon sur Saone, FR;
Silgan Dispensing Systems Le Treport S.A.S., Le Treport, FR;
Abstract
The invention proposes a foam dispensing system for a dispenser comprising a reservoir storing cosmetic product, said system comprising a product pump and an air pump, said product pump comprising a variable volume product metering chamber () defined at least partly by a deformable element (), said system comprising at least five valves referred to as a product inlet valve for the product to enter toward the product metering chamber (), a product outlet valve for the product to exit from the product metering chamber (), an air inlet valve for the air to enter in an air metering chamber () of the air pump, an air outlet valve for the air to exit from the air metering chamber (), an air return valve for the recovery of the air of the reservoir. The deformable element () comprises at least four flaps which are movable between a valve open state and a valve closed state.