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:
Aug. 08, 1989
Filed:
Jun. 30, 1988
Applicant:
Inventors:
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ;
U.S. Cl.
CPC ...
242 569 ; 242 / ;
Abstract
A hub setting device for a hub onto which a magnetic tape is wound with which the hub can easily be attached to and removed from a rotary shaft with substantially no play between the hub and shaft when engaged. A divided ring is retained in a recess formed in a boss portion of the shaft, and the ring is urged radially outwardly by an elastic member such as a pair of elastic tubular members. An elastic retention member is fitted around the divided ring, received completely within a recess formed around the outer circumferential surface of the ring.