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. 25, 2006
Filed:
Sep. 27, 2002
Applicants:
Chi Tong Chan, Hong Kong, HK;
Kelvin Yip, Hong Kong, HK;
Inventors:
Chi Tong Chan, Hong Kong, HK;
Kelvin Yip, Hong Kong, HK;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47J 31/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A coffee maker includes a water reservoir, an in-line water heater, a brew basket for receiving coffee grinds, and a water passage between the reservoir and the brew basket. The passage passes through the in-line water heater for delivering heated water to the brew basket. A a bi-directional valve disposed in the water passage between the water reservoir and the in-line water heater to permit substantially unrestricted flow in a first direction and restricted flow in a second direction. A controller can be provided for altering the valve between an unrestricted bi-directional mode and a unidirectional mode.