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. 05, 2002
Filed:
Feb. 14, 2001
Applicant:
Inventors:
Waldemar Stephan, Dortmund, DE;
Albert Genster, Marl, DE;
Assignee:
WILO GmbH, Dortmund, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 4/900 ;
U.S. Cl.
CPC ...
F04B 4/900 ;
Abstract
The invention relates to an apparatus including a pump driven by an electronically controlled electric motor with a pump controller and a valve operated by an electronically controlled drive with a valve controller , the valve controller being partially or fully integrated in the pump controller