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:
Jan. 14, 2014
Filed:
Mar. 26, 2012
Applicants:
Yukihiko Sugimoto, Kamakura, JP;
Teiichirou Chiba, Hiratsuka, JP;
Inventors:
Yukihiko Sugimoto, Kamakura, JP;
Teiichirou Chiba, Hiratsuka, JP;
Assignee:
Komatsu Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 5/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A lubrication structure of a generator motor, includes: at least two bearings rotatably supporting an input/output shaft of the generator motor; a gap provided between the two bearings; a cylindrical-shaped bearing attaching member attached to inner peripheral parts of the two bearings; and a through hole penetrating the bearing attaching member outward in a radial direction and opening in a position overlapping with the gap.