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:
Oct. 28, 2025
Filed:
Apr. 19, 2024
Applicant:
Feng-tien Chen, Taichung, TW;
Inventor:
Feng-Tien Chen, Taichung, TW;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 7/02 (2006.01); F03G 3/08 (2006.01); F16F 15/31 (2006.01);
U.S. Cl.
CPC ...
H02K 7/02 (2013.01); F03G 3/08 (2013.01); F16F 15/31 (2013.01);
Abstract
The flywheel device comprises a disc-shaped body, a pair of ball screw members, and a pair of masses. The ball screw member includes a screw shaft and a pair of ball nuts. The screw shaft is received in the disc-shaped body and has a middle section, a left section with forward threads, and a right section with reverse threads. One of the ball nuts is screwed to the left section of the screw shaft, and the other ball nut is screwed to the right section of the screw shaft. One of the masses is coupled to the ball nuts screwed to the left sections of the screw shafts, and the other mass is coupled to the ball nuts screwed to the right sections of the screw shafts.