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:
Apr. 12, 1994
Filed:
Sep. 01, 1992
Applicant:
Inventor:
Chuichi Sato, Fujisawa, JP;
Assignee:
NSK Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B / ;
U.S. Cl.
CPC ...
5110 / ; 5128 / ; 51130 ;
Abstract
In a ball lapping machine in which balls are machined by lapping between two lapping plates, namely a stationary plate and a turn table, the structure is arranged with a central shaft having a common center line with a sleeve rotative around the center shaft, a housing supporting the sleeve rotatively, a stationary plate on which the aforesaid central shaft is mounted, and the turn table on which the aforesaid sleeve is mounted. With such structure, the aforesaid center line is made inclinable at appropriate angles to the vertical.