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:
Jan. 29, 1980
Filed:
Nov. 14, 1977
Applicant:
Inventor:
Zenzaburo Tsukumo, Ikeda-shi, Osaka-fu, JP;
Assignees:
Other;
NTN Toyo Bearing Company, Limited, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
B65G / ; B65G / ;
U.S. Cl.
CPC ...
198814 ; 198841 ;
Abstract
A device for balancing, tightening, and guiding an endless apron in the drafting part of a spinning frame comprised of a base plate in the shape of an angle bar with acute angle having a guiding element on one side thereof, a sliding base equipped with an automatic balancing and tightening mechanism on its lower end which is guided by the above said guiding element, and integrally incorporating thereinto a plate spring having a spring latch. A pressing element is provided between the sliding base and the back surface of the base plate, and a locking lever is slidably disposed at right angles to the guiding element.