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:
Jul. 18, 2017
Filed:
Oct. 17, 2011
Juha Pyrhönen, Lappeenranta, FI;
Janne Nerg, Lappeenranta, FI;
Hanne Jussila, Lappeenranta, FI;
Yulia Alexandrova, Lappeenranta, FI;
Maria Polikarpova, Lappeenranta, FI;
Robert Scott Semken, Lappeenranta, FI;
Pekka Röyttä, Lappeenranta, FI;
Juha Pyrhönen, Lappeenranta, FI;
Janne Nerg, Lappeenranta, FI;
Hanne Jussila, Lappeenranta, FI;
Yulia Alexandrova, Lappeenranta, FI;
Maria Polikarpova, Lappeenranta, FI;
Robert Scott Semken, Lappeenranta, FI;
Pekka Röyttä, Lappeenranta, FI;
LAPPEENRANNAN TEKNILLINEN YLIOPISTO, Lappeenranta, FI;
Abstract
A stator of an electrical machine includes a stator core having a plurality of stator teeth and stator slots, and a stator winding having a plurality of stator coils. The width of each stator coil is one stator slot pitch, and the stator teeth are shaped to allow each stator coil to be installed by pushing the stator coil to surround one of the stator teeth. The stator coils include tubular cooling channels for conducting cooling liquid in the stator slots.