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:
Jun. 30, 2015
Filed:
Mar. 15, 2013
Applicant:
Robert Melvin, Portland, OR (US);
Inventor:
Robert Melvin, Portland, OR (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47J 42/44 (2006.01); A47J 42/06 (2006.01); B02C 25/00 (2006.01);
U.S. Cl.
CPC ...
A47J 42/44 (2013.01); A47J 42/06 (2013.01); B02C 25/00 (2013.01);
Abstract
A coffee grinder using a stepper or servo motor in which the amount of ground coffee output is correlated to degrees or increments of burr rotation. By controlling burr rotation a precise amount of coffee is delivered eliminating excess coffee from being ground.