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:
Apr. 07, 1992
Filed:
Jul. 02, 1990
Desazars de Montgailhard, William, Paris, FR;
Jean-Louis Bougamont, Eu, FR;
Societe Francaise d'Aerosols et de Bouchage, Friville-Escarbotin, FR;
Abstract
A liquid dispensing device having a pump carrying the internal mechanism disposed in a container part of the device. The pump has a flange which rests on the upper edge of the container and which is connected to an outer bush member. The bush member is fitted on an outer bearing surface of the wall of the container in radial sealing engagement therewith. The pump includes a venting passageway for connecting the interior of the container to the atmosphere during dispensing of the liquid. In assembling the device, the pump and bush member are first connected together and then connected to the container with the pump in a position to maintain the passageway open to the interior of the container.