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. 15, 2011
Filed:
Sep. 28, 2009
Applicants:
Chi-wah Leung, Chaiwan, HK;
Chi-chung Fung, Chaiwan, HK;
Wai-hung Lau, Chaiwan, HK;
Inventors:
Assignee:
Simatelex Manufactory Co. Ltd., Chaiwan, HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a combination coffee grinder and coffee storage device, a housing has a grinding chamber and a storage container located with the housing. The storage container has a removable airtight closure and the grinding chamber has grinding blades. A motor is located in the housing for driving the grinding blades. A pump, located in the housing, has an air connection to the storage container for evacuating air from the storage container. The pump is operated by the motor for evacuating air from the storage container while the motor is simultaneously driving the grinding blades