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. 11, 2017
Filed:
Oct. 09, 2013
Mitsui High-tec, Inc., Kitakyushu-shi, Fukuoka, JP;
Hisatomo Ishimatsu, Kitakyushu, JP;
MITSUI HIGH-TEC, INC., Kitakyushu-shi, JP;
Abstract
A method of resin-sealing a laminated core, including inserting permanent magnetsinto magnet insertion holesof a core body, pressing the bodywith upper and lower dies, and injecting resinto the holesfrom a resin reservoirof the dieorvia a runnerin a removable cull plate, one end of the runnerhaving plural resin injection holesper hole. The resinpresses the magnetsin the holesto one sides in a radial direction of the holes. Thereby, resin-sealing is performed using the plateand the magnetsare arranged in radially outward or inward sides even with narrow gaps between the magnetsand the holesor without resin injection holes in centers in a width direction of the holes