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. 27, 2005
Filed:
Dec. 12, 2000
Hervé Pennaneac′h, Verneuil-sur-Avre, FR;
Marc Prieur, Conches en Ouche, FR;
Hervé Pennaneac′h, Verneuil-sur-Avre, FR;
Marc Prieur, Conches en Ouche, FR;
Valois S.A., Le Neubourg, FR;
Abstract
A fluid reservoir () having a neck () defining a substantially cylindrical drum () and an opening (), said neck being externally provided with an external thread () serving to co-operate with a ring () internally provided with an internal thread () having the same pitch as the external thread () of the neck, the external thread () being provided with locking means () to prevent the ring from being unscrewed, said locking means comprising at least one projection () situated under the external thread () on the path of the internal thread (), said fluid reservoir being characterized in that said projection () comprises a ramp () on which the internal thread () engages during tightening, and a locking edge () at the end of the ramp () defining therebeyond a locking wall () against which the internal thread () abuts in the event of unscrewing.