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:
Mar. 14, 2017
Filed:
Jul. 15, 2006
Applicants:
Peter Jungklas Nybo, Randers, DK;
Jorgen Jensen, Langa, DK;
Inventors:
Peter Jungklas Nybo, Randers, DK;
Jorgen Jensen, Langa, DK;
Assignee:
Grundfos Management a/s, Bjerringbro, DK;
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/12 (2012.01); H04B 3/54 (2006.01);
U.S. Cl.
CPC ...
H04B 3/54 (2013.01); H04B 2203/5416 (2013.01); H04B 2203/5483 (2013.01); H04B 2203/5491 (2013.01);
Abstract
A method for data transmission between a pump assembly () and a control device () is provided, wherein the pump assembly () for the energy supply is connected via at least one electrical supply lead () to a frequency converter (). The data transmission is effected via the electrical supply lead (), and an evaluation of a data transmission signal () received by the pump assembly () or the control device () is only effected in low-disturbance regions of a carrier signal () formed by a supply current. A pump system designed for carrying out this method is also provided.