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. 17, 1983
Filed:
May. 22, 1981
Applicant:
Inventors:
Rudolf Oexler, Ingolstadt, DE;
Eberhard Grimm, Ingolstadt, DE;
Assignee:
Schubert & Salzer Maschinenfabrik Aktiengesellschaft, Ingolstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01H / ;
U.S. Cl.
CPC ...
57406 ; 57415 ;
Abstract
Apparatus for sealing a rotor housing of an open-end spinning machine is disclosed wherein the housing is under a reduced-pressure and includes a bore through which a rotor shaft of the spinning rotor extends. The apparatus includes a mounting carried by the rotor housing for floatingly mounting a sealing washer relative to the bore of the housing and a counter-surface carried adjacent the reduced-pressure side of the housing against which the sealing washer is abutted and maintained by the reduced pressure in the housing.