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:
Oct. 13, 1992
Filed:
Apr. 20, 1990
Yoshinori Saruwatari, Nagoya, JP;
Osamu Yoshida, Gifu, JP;
Hiroshi Enomoto, Ama, JP;
Chikaji Ohmori, Ichinomiya, JP;
Howa Machinery, Ltd., Aichi, JP;
Abstract
In an apparatus for cleaning a spinning frame provided with a plurality of draft units, a plurality of cleaning units, each provided with an element for creating an air suction force, are disposed adjacent to and below the alignment of draft units in such a manner that each cleaning unit is able to suck flys deposited around a group of the draft units, a main duct is disposed adjacent to and below the alignment of the cleaning units and extended for entire length of the spinning frame, and a filter box is connected to a terminal end of the main duct, each cleaning unit is connected to the main duct, and the main duct is provided with an element allowing a passage of a part of air discharged from each cleaning unit, except at the cleaning unit located farthest from the filter box, whereby the air suction force created by each cleaning unit can be maintained at a uniform value, this apparatus is also provided with an element for cleaning files deposited on the bottom of the main duct, at predetermined intervals, to maintain the function thereof.