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. 01, 2022
Filed:
Nov. 07, 2017
Hewlett-packard Development Company, L.p., Spring, TX (US);
Anthony D Studer, Corvallis, OR (US);
Robert S Wickwire, Corvallis, OR (US);
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Abstract
A froth coalescing unit for a fluid delivery system for a fluid ejection system, the froth coalescing unit including a coalescing chamber including a sump, an inlet to receive froth into the coalescing chamber, the froth comprising a mixture of fluid and gas, the coalescing chamber to coalesce the fluid from the froth with the coalesced fluid collecting at least in the sump, an outlet to communicate coalesced fluid from the sump, and a fluid level sensor to provide a level over a range of levels of coalesced fluid in the coalescing chamber including in the sump.