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:
Jun. 17, 2014
Filed:
Jul. 29, 2003
Rolling bearing, grease supply system, spindle unit, grease supply method, and grease supply program
Naoki Matsuyama, Kanagawa, JP;
Saburou Azumi, Kanagawa, JP;
Yuu Koiwa, Kanagawa, JP;
Mitsuho Aoki, Kanagawa, JP;
Yasushi Morita, Kanagawa, JP;
Yoshifumi Inagaki, Kanagawa, JP;
Sumio Sugita, Kanagawa, JP;
Ken Inaba, Kanagawa, JP;
Kenji Yakura, Kanagawa, JP;
Naoki Matsuyama, Kanagawa, JP;
Saburou Azumi, Kanagawa, JP;
Yuu Koiwa, Kanagawa, JP;
Mitsuho Aoki, Kanagawa, JP;
Yasushi Morita, Kanagawa, JP;
Yoshifumi Inagaki, Kanagawa, JP;
Sumio Sugita, Kanagawa, JP;
Ken Inaba, Kanagawa, JP;
Kenji Yakura, Kanagawa, JP;
NSK Ltd., Tokyo, JP;
Abstract
A spindle unit comprises a rolling bearing including an outer ring having an outer ring raceway on an inner peripheral surface, an inner ring having an inner ring raceway on an outer peripheral surface, and rolling elements provided rollably between the outer ring raceway and the inner ring raceway, whereby a spindle is borne rotatably in a housing, and a grease supply system for supplying a grease to an inside of the rolling bearing, wherein the grease supply system supplies the grease such that a supply amount in one shot is set to 0.004 cc to 0.1 cc.