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:
Aug. 25, 2009
Filed:
May. 17, 2004
Alain Behar, Suresnes, FR;
Laurent Decottignies, Cergy, FR;
Alain Behar, Suresnes, FR;
Laurent Decottignies, Cergy, FR;
Airlesssystems, Charleval, FR;
Abstract
A method of assembling a fluid dispenser comprising: a dispenser member (), such as a pump, the member including an inlet tube () in which there extends an inlet for admitting fluid into the dispenser member; a reservoir () for containing fluid, said reservoir comprising a cylinder (') and a follower-piston () that is slidably mounted in said cylinder; and an annular dish (′) presenting an outer periphery () that is secured to the cylinder (′), and an inner periphery () defining an opening () of section that is small relative to the cylinder, the working volume of the reservoir () being defined between the dish (′) and the follower-piston () over a height of the cylinder, the method including the successive steps of: filling the reservoir () with fluid; and engaging the tube () in leaktight manner in the opening.