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. 03, 2015
Filed:
Aug. 15, 2013
Applicant:
Sanyo Denki Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
SANYO DENKI CO., LTD., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H02K 9/20 (2006.01); H02K 41/03 (2006.01); H02K 1/20 (2006.01); H02K 41/02 (2006.01);
U.S. Cl.
CPC ...
H02K 9/20 (2013.01); H02K 1/20 (2013.01); H02K 41/02 (2013.01); H02K 41/031 (2013.01);
Abstract
An armature of a linear motor includes a plurality of cooling pipe storage holes formed along a longitudinal direction of a core, and a plurality of cooling pipes stored vertically in the cooling pipe storage holes and having a meander shape. The cooling pipes vertically adjacent to each other are arranged such that inlets and outlets of the cooling pipes are alternately connected in parallel to a refrigerant inlet and a refrigerant outlet in order to allow a refrigerant to flow in the reverse direction.