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. 14, 1998
Filed:
Oct. 29, 1996
Bridgestone Corporation, Tokyo, JP;
Daiwa Manufacture Corporation, Tokyo, JP;
Abstract
A plate circulator includes a plurality of plates, chaining means forming a circular body by connecting the plates in a loop, an engagement groove provided to surfaces of each plate in the circular body, a guide member having a receiving groove, a frame to which a guide member is fixed so that the receiving groove faces the engagement groove, a plurality of balls disposed between the plates and the guide members so as to be brought into contact with the engagement groove and the receiving groove and support the circular body, a circulation groove for rotating and circulating the plurality of balls, and a power transmitting device for circulating the circular body. Therefore, the arrangement can be made simple, the plane formed by the plates can be made high accurate and the apparatus can be made small at the same time.