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:
Nov. 29, 1983
Filed:
Apr. 02, 1979
Applicant:
Inventor:
Giancarlo Giuffredi, Milan, IT;
Assignee:
Coster Tecnologie Speciali S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
22240218 ; 239311 ;
Abstract
A valve for the admixture of a gas with a fluid pressure stored in a container, comprising a hollow body associated with a drawing tube for the fluid transport and provided with at least one through hole for the gas transport, as well as a shutter element movable in the body against a spring and provided with a hollow stem having at least one opening which can be shut off by a sealing gasket. The body has therein a nozzle which is hydraulically connected with the drawing tube and cooperates with a venturi effect conduit which with such a nozzle defines an annular space communicating with said through hole for the gas transport.