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:
Aug. 04, 2026
Filed:
Oct. 03, 2022
Univance Corporation, Kosai-City, JP;
Tomoyuki Hara, Kosai-City, JP;
Takaaki Onoda, Kosai-City, JP;
Masaki Yoshikane, Kosai-City, JP;
Masanori Nagata, Kosai-City, JP;
UNIVANCE CORPORATION, Kosai-City, JP;
Abstract
A lubrication structure includes a shaft having therein the oil passage, which is bottomed, extending in an axial direction, and a pipe that is open at both ends and disposed in the oil passage along the shaft. The shaft includes discharge channels open at an outer circumference of the shaft and extending from the oil passage toward an outer side in a radial direction. The discharge channels are provided to be spaced from each other in the axial direction. The pipe includes a partition provided on an outer circumference of the pipe, and the partition is located between openings of adjacent ones of the discharge channels and is in contact with an inner surface of the oil passage.