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. 31, 2015
Filed:
Jul. 01, 2011
Sipke Theo Douma, Eindhoven, NL;
Sipke Theo Douma, Eindhoven, NL;
Koninklijke Philips N.V., Eindhoven, NL;
Abstract
Milk frothing system () including a water conduit () that successively interconnects a water reservoir (); a pump (); a heater (), configured to evaporate water; and a mixing node (). The system further includes an air conduit () that successively interconnects an air inlet (); a first check valve (); a second check valve (); and the mixing node. The system also includes a steam/air conduit () that successively interconnects the mixing node, and a frothing device (). The milk frothing system additionally includes an expansion vessel (), having a water chamber and an air chamber, said water chamber being connected to a point of the water conduit, downstream of the pump and upstream of the heater, and said air chamber being connected to a point of the air conduit, downstream of the first check valve and upstream of the second check valve provided therein.