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, 2009
Filed:
Apr. 27, 2006
Applicant:
Hungkun James Chang, Hoffman Estates, IL (US);
Inventor:
Hungkun James Chang, Hoffman Estates, IL (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A dynamo system comprises a flywheel mounted on a shaft intermediate its ends. A circular track in the dynamo system includes an inward groove structure to keep the ends of the shaft tracked inside while the flywheel rotating and spinning, the shaft's ends is dangling inside the circular track so that the shaft's ends will move freely along the circular course of the circular track while the flywheel rotates and spins.