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:
Sep. 16, 2003
Filed:
Dec. 10, 2001
Applicant:
Inventors:
Lluis Costa Quintas, Barcelona, ES;
Pere Parés Montaner, Barcelona, ES;
Assignee:
Saint-Gobain Calmar, S.A., Barcelona, ES;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B67D 5/60 ;
U.S. Cl.
CPC ...
B67D 5/60 ;
Abstract
A liquid spray pump comprising: [a] a jacket ( ), defining a longitudinal axis ( ), [b] a piston ( ), for being inserted, at least partially, in the jacket ( ), and adapted for being moved in the direction of the longitudinal axis ( ) along the jacket ( ), [c] at least one annular lip ( ), surrounding a section of the piston ( ) perpendicular to the longitudinal axis ( ), [d] a hollow internal space ( ) defined between the jacket ( ) and the piston ( ), and [e] at least one shoulder ( ) on the piston ( ) occupying at least in part the hollow internal space ( ).