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:
Nov. 15, 1977
Filed:
May. 27, 1976
Applicant:
Inventor:
Christian Roehrich, Chaillevette, FR;
Assignee:
Nuova San Giorgio S.p.A., Genova-Sestri, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01H / ; C01H / ;
U.S. Cl.
CPC ...
57 56 ; 57 5889 ;
Abstract
Cleaning device for open-end spinning unit, the device comprising a pivoted housing for a rotor, having a cover hinged to a frame. The device comprises means to stop cover movement to an angular position in which the axis of a telescopic tube mounted on the cover and connectable to a fluid pressure source, passes by the fiber collecting surface of the rotor. The tube end is provided with a baffle for directing fluid tangentially to the rotor and a curtain provided for sealing the space between the cover and the housing in their open condition.