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:
Feb. 06, 1979
Filed:
Aug. 12, 1977
Applicant:
Inventor:
Shigenori Ando, Narashino, JP;
Assignee:
Seiko Seiki Kabushiki Kaisha, , JP;
Primary Examiner:
Int. Cl.
CPC ...
F16N / ; F16C / ;
U.S. Cl.
CPC ...
184-622 ; 308187 ;
Abstract
A lubricating and cooling system for a spindle bearing assembly in which the spindle is rotatably mounted in bearings in a closed spindle housing comprises means for supplying lubricating oil to the bearings and cooling oil to the bearings and spindle, the lubricating admission passages and cooling oil admission passages being separate from one another and being supplied from separate lubricating oil and cooling circuits so that the lubricating and cooling are controlled individually and selectively.