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:
Mar. 10, 2009
Filed:
Oct. 28, 2005
William E Lewey, Corvallis, OR (US);
Ralph L. Stathem, Corvallis, OR (US);
William E Lewey, Corvallis, OR (US);
Ralph L. Stathem, Corvallis, OR (US);
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Abstract
A free flow fluid delivery system, such as, for example in a printing device, includes a fluid supply container configured to hold a printing fluid, a separating container coupled to the fluid supply container and configured to receive a froth made of gas and the printing fluid and output the printing fluid in the froth to the fluid supply container and output the gas in the froth to atmosphere. A pump is coupled to the separating container and configured to urge the froth into the separating container, and a valve is coupled to the fluid supply container and configurable selectively to allow printing fluid to flow out of the fluid supply container.