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:
Jun. 10, 2014
Filed:
Jul. 10, 2009
Antonio Margheritis, Cittiglio, IT;
Guido Dallara, Lugano, CH;
Emanuele Maretto, Guanzate, IT;
Aptar France SAS, Le Neubourg, FR;
Abstract
A fluid dispenser pump comprising: a pump body; at least a first piston that slides in leaktight manner in said pump body on each actuation so as to expel a dose of fluid through a dispenser orifice () that is provided in a dispenser head (); a closure member (), movable between a closed position and an open position, being disposed in said dispenser head () upstream from said dispenser orifice (), said closure member () being urged towards its closed position by a resilient element, such as a spring; said closure member () in the closed position co-operating in leaktight manner with said dispenser head () in at least three distinct sealing zones ().