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:
Feb. 01, 2011
Filed:
Mar. 22, 2004
Laurent Decottignies, Cergy, FR;
Alain Behar, Sureshes, FR;
Laurent Decottignies, Cergy, FR;
Alain Behar, Sureshes, FR;
AirlessSystems, Charleval, FR;
Abstract
A fluid dispenser comprising: a fluid reservoir () serving to contain fluid; and a dispenser head () mounted on the reservoir () to take fluid from the reservoir, said head () defining a dispensing chamber () communicating with the reservoir via an inlet valve () and communicating with the outside at a dispensing orifice via an outlet valve (); said dispenser being characterized in that the chamber () comprises at least one elastically deformable actuating wall () that is depressed in order to generate a pressure inside the chamber that is high enough to close the inlet valve and to open the outlet valve.