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Title:
LINEAR MOTOR, LINEAR GENERATOR, RECIPROCAL COMPRESSOR DRIVE SYSTEM USING LINEAR MOTOR AS POWER, AND CHARGING SYSTEM USING LINEAR GENERATOR
Document Type and Number:
Japanese Patent JP2013247770
Kind Code:
A
Abstract:

To achieve highly efficient high torque linear electric machine by a highly reliable approach.

A linear motor has an armature including a coil, a field system including a permanent magnet or an electromagnet, and a yoke. The armature is disposed in the field system, the coil in the armature is excited, and any one of the armature or the field system is moved linearly. The armature is a molding encompassing a coil by a magnetic material, and has such a structure that a wall is formed of a magnetic cylindrical body at least on the inner or outer periphery of the coil.


Inventors:
SAKAMOTO MASABUMI
SATO SHIGEYOSHI
TAKEGUCHI SHUNSUKE
Application Number:
JP2012119787A
Publication Date:
December 09, 2013
Filing Date:
May 25, 2012
Export Citation:
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Assignee:
NIPPON PISTON RING CO LTD
International Classes:
H02K33/18; H01M10/44; H02K35/04
Attorney, Agent or Firm:
Patent Business Corporation Intect International Patent Office
Yasuo Ishikawa
Yoshinori Ishibashi