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. 19, 2001
Filed:
Jun. 04, 1999
Applicant:
Inventors:
Hiroko Kono, Tokyo, JP;
Hiromi Kumagai, Tokyo, JP;
Assignee:
BKS Lab. Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25J 1/804 ;
U.S. Cl.
CPC ...
B25J 1/804 ;
Abstract
The apparatus comprising a partition, a plurality of inner magnetic rings, and a plurality of outer magnetic rings is disclosed. The outer magnetic rings are magnetically coupled to the inner magnetic rings via the partition. The inner magnetic rings comprises a plurality of magnets disposed around a first yoke member. The outer magnetic rings comprise a plurality of magnets disposed around a second yoke member. One or both of the first and second yoke members can be disassembled.