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:
Feb. 01, 1977
Filed:
Sep. 08, 1975
Applicant:
Inventor:
Richard A Schewe, Rockford, IL (US);
Assignee:
Barber-Colman Company, Rockford, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ; B08B / ;
U.S. Cl.
CPC ...
134-6 ; 55 96 ; 55272 ; 55296 ; 57 56 ; 57 5889 ; 57156 ; 134 18 ;
Abstract
A method and apparatus for removing trash from an air stream in the vacuum system of an open end spinning machine without interrupting operation of the machine. A filter removes the trash from the air stream and a traveling scraper removes the trash from the filter into a collection compartment.