Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Akihiko Maemura0
Takeo Suzuki0
Yosuke Kawazoe0
Yuto Fukuma0
Date of Patent
November 2, 2010
Patent Application Number
12090949
Date Filed
April 17, 2006
Patent Primary Examiner
Patent abstract
The cylindrical linear motor includes: a stator 1 that has a plurality of coils 5 coiled in a cylindrical shape and arranged in an axial direction on an inner side of a metal pipe 4; a mover 2 disposed to face an inner side of the stator 1 with a magnetic gap therebetween and having a plurality of permanent magnets 6 inserted in the axial direction into a cylindrical can 9; shafts 8 inserted into the mover 2; shaft support members 7 for supporting the shafts 8 at both axial ends of the metal pipe 4; and shaft receiving member 10 each disposed at both ends of an inner side of the can 9 to be adjacent to the permanent magnets 6 and having a concave portion 10a for fitting to a cone of the shaft 8.
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