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. 12, 2008
Filed:
Jun. 07, 2005
Applicants:
Markku Talja, Jarvenpaa, FI;
Simo Poyhonen, Vantaa, FI;
Sami Vartiainen, Vantaa, FI;
Inventors:
Assignee:
ABB Oy, Helsinki, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 30/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A cooled multiphase choke assembly comprising a first coil (L, L, L) for each phase (U, V, W) and a first cooling element (), each first coil (L, L, L) comprising several turns of winding, which define a substantially tubular tunnel inside each coil (L, L, L). The first cooling element () extends in the tubular tunnel of each first coil (L, L, L).