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. 03, 1987
Filed:
Jul. 03, 1985
Applicant:
Inventor:
Bengt Sodergard, Upplands Vasby, SE;
Assignee:
International Standard Electric Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B02C / ;
U.S. Cl.
CPC ...
4151 / ; 415143 ; 4152 / ; 241 4611 ;
Abstract
The invention concerns a centrifugal pump for pumping heavily polluted liquids. The impeller is provided with an inlet having cutting means cooperating with an inlet opening of the pump housing, which cutting means cut elongated bodies, such as rags before they get into the pump housing.