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:
May. 23, 1978
Filed:
Aug. 20, 1976
Applicant:
Inventors:
Johann Walter Ferri, Uster, CH;
Hanspeter Sutter, Uster, CH;
Assignee:
Luwa AG, Zurich, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55337 ; 55338 ; 55431 ; 55472 ; 55482 ;
Abstract
A filter box for textile machines, especially spinning machines, comprising a filter subdividing a box into a raw air chamber and a clean air chamber, and a respective inlet opening and outlet opening communicating or connected with the raw air chamber. A ventilator is connected at its suction side with the clean air chamber. The filter possesses a cylindrical form and the inlet opening is formed by an inlet connection extending approximately tangentially with respect to the filter, in order to produce a spin flow in the raw air chamber.