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:
Dec. 02, 2025
Filed:
Oct. 24, 2022
Jatco Ltd, Fuji, JP;
Nissan Motor Co., Ltd., Yokohama, JP;
Tahei Toyoshima, Isehara, JP;
Hyunhwan Lee, Bucheon, KR;
Akira Tsuchida, Sagamihara, JP;
Masahiro Kouya, Hiratsuka, JP;
JATCO Ltd, Fuji, JP;
NISSAN MOTOR CO., LTD., Yokohama, JP;
Abstract
A transmission includes: a case configured to store oil; a gear power transmission mechanism supported by the case and configured to operate in a state where a part of the gear power transmission mechanism is immersed in the oil stored in the case; a chain power transmission mechanism supported by the case; and a transmission mechanism supported by the case. The case includes a rib configured to cover the chain power transmission mechanism at an upper side of the chain power transmission mechanism in a vertical direction. The rib internally includes an oil passage for supplying oil to the transmission mechanism.