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. 13, 2002
Filed:
Apr. 02, 2001
Marc Brunel, Toulouse, FR;
Sanofi-Synthelabo, Paris, FR;
Abstract
The invention relates to an injection device comprising a syringe body ( ), which delimits a chamber which is designed to be filled with a liquid, and a unit ( ) for distributing the liquid, comprising an end piece ( ) for closing off the chamber, which is extended by a locking male conical connection ( ), and can be displaced axially between a closing-off position of the said chamber and a position for injection of the liquid. According to the invention, the unit ( ) for distributing comprises an intermediate connection ( ), which is provided between the closing-off end piece ( ) and the male conical connection ( ). In addition, the syringe body ( ) comprises firstly a ring ( ), which delimits two superimposed compartments with conjugated shapes, of the intermediate section ( ) of the unit ( ) for distributing, which are separated by a neck ( ) which can permit axial displacement of the said intermediate section, and, secondly comprises a collar ( ), which extends in the extension of the upper compartment ( ), such as to accommodate the male conical connection ( ) of the said unit for closing off.