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:
Sep. 26, 2023
Filed:
Jan. 19, 2023
Applicant:
Johnson Electric International Ag, Murten, CH;
Inventors:
Assignee:
JOHNSON MEDTECH (HK) LIMITED, Shatin, HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 1/46 (2006.01); F16H 19/08 (2006.01); F16H 57/02 (2012.01);
U.S. Cl.
CPC ...
F16H 1/46 (2013.01); F16H 19/08 (2013.01); F16H 57/02 (2013.01); F16H 2057/02034 (2013.01);
Abstract
A transmission includes a transmission case provided with an internal gear an inner wall thereof and a multistage planetary gear mechanism housed in the transmission case. Each stage of the multistage planetary gear mechanism includes a retainer, a sun gear and a plurality of planetary gears mounted on the retainer. The plurality of the planetary gears in the last planetary gear stage of the multistage planetary gear mechanism includes four planetary gears annularly arranged between the corresponding sun gear and the inner gear in an uneven manner.