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. 29, 2022
Filed:
May. 16, 2018
Bok Soung Kim, Seoul, KR;
DO Hwan Kim, Seoul, KR;
Bygen Co., Ltd., Namyangju-si, KR;
Bok Soung Kim, Seoul, KR;
Do Hwan Kim, Seoul, KR;
Hyung Bae Park, Seoul, KR;
Joon Seo Kim, Gimpo-si, KR;
Eung Sik Suk, Namyangju-si, KR;
Young Shik Jeon, Yongin-si, KR;
Yoo Gyun Kim, Goyang-si, KR;
Jae Ho Hwang, Pocheon-si, KR;
Hyeong Keun Park, Seongnam-si, KR;
Dong Uk Seo, Seoul, KR;
Jung Hun Kim, Namyangju-si, KR;
Young Hee Ju, Guri-si, KR;
Other;
BYGEN CO., LTD., Namyangju-si, KR;
Abstract
Provided is a transmission for a motor including: an input shaft rotating by driving force transmitted from the motor and having a plurality of pawls disposed on the outer circumferential surface; controller for controlling protrusion and retraction of the pawls; a plurality of driving gears through the centers of which the input shaft passes, which have ratchets formed on the inner circumferential surfaces thereof so as to be engaged with the pawls, and which are different in the number of gear teeth; a plurality of driven gears which are externally meshed with the driving gears and are different in the number of gear teeth; and an output unit for outputting rotary speed changed in speed by the driving gears and the driven gears.