US 12,125,629 B2
Transformer with integrated cooling
Nicolai Tarasinski, Frankenthal (DE); Volker Kegel, Mannheim (DE); and Dennis Kremer, Weidenthal (DE)
Assigned to DEERE & COMPANY, Moline, IL (US)
Filed by Deere & Company, Moline, IL (US)
Filed on Jun. 2, 2021, as Appl. No. 17/336,430.
Application 17/336,430 is a continuation of application No. 15/889,860, filed on Feb. 6, 2018, granted, now 11,031,175.
Claims priority of application No. 102017202124.1 (DE), filed on Feb. 10, 2017.
Prior Publication US 2021/0287844 A1, Sep. 16, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. H01F 27/28 (2006.01); H01F 27/12 (2006.01)
CPC H01F 27/2876 (2013.01) [H01F 27/12 (2013.01); H01F 27/125 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A transformer with integrated cooling, comprising:
a primary winding;
a secondary winding;
a first coolant line wound around an inner winding layer of the primary winding, the first coolant line defining first exit holes unidirectionally distributed and arranged along a wall of the first coolant line, so that coolant flows over the primary winding from an inside of the primary winding outward; and
a second coolant line wound around an outer winding layer of the secondary winding, the second coolant lines defining second exit holes directed inwardly along a wall of the second coolant line.