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:
May. 09, 2023
Filed:
Jul. 15, 2020
Chong Hui Lee, Busan, KR;
Chong Hui Lee, Busan, KR;
Eui Jin Jeong, Busan, KR;
Other;
Abstract
The present invention relates to a reducer () comprising: a hollow input shaft () having a driving surface () therein; an output shaft () which is accommodated inside the input shaft () and having an output shaft body () having an output shaft gear () formed along the circumferential direction on the outer surface; a plurality of rollers (R) aligned between the output shaft () and the driving surface () and extending in the axial direction; and ring-shaped caps () positioned on both sides of the axial direction of the rollers (R), wherein the rollers (R) are guided to move in the radial direction by means of the caps () and, when the input shaft () rotates, the rollers (R) are pressurized against the driving surface () to pressurize the output shaft gear (), so that the output shaft () rotates.