Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
February 10, 2009
Patent Application Number
11443403
Date Filed
May 30, 2006
Patent Primary Examiner
Patent abstract
A magnetostriction device is made such that an impregnated composition material, such as phenol resin, a resin in which an inorganic material such as silica is dispersed into a phenol resin, an epoxy based resin, or an acrylic resin is impregnated and caked into holes of a magnetostrictive sintered material manufactured by a powder metallurgy method. This magnetostriction device has improved mechanical strength against external force.
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