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. 05, 1977
Filed:
Nov. 06, 1975
Applicant:
Inventor:
Zenzaburo Tsukumo, Nishinomiya, JA;
Assignee:
NTN Toyo Bearing Company Ltd., Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ; B65H / ; D03J / ;
U.S. Cl.
CPC ...
2421302 ; 2421297 ;
Abstract
A bobbin hanger provided with self-aligning means comprising an upper member of the joint type fixed to or swingably suspended from a hanger rail, a lower member having engageable members in the form of horizontally and radially disposed balls engageable with the top bore shoulder of a bobbin, and an intermediate member of the pivot type disposed between the upper and lower members and adapted to perform a self-aligning function, said bobbin hanger being designed and assembled in such a manner as to establish a free joint condition and a centripetal condition and provide the necessary particular braking force.