SOFT MAGNETIC FERRITE RESIN COMPOSITION, SOFT MAGNETIC FERRITE RESIN COMPOSITION MOLDED PRODUCT, AND POWER TRANSMISSION DEVICE FOR NON-CONTACT POWER FEEDER SYSTEM
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United States of America Patent
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Sep 22, 2016
app pub date -
Oct 30, 2014
filing date -
Nov 1, 2013
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An object of the present invention is to provide a power transmission device for a non-contact power feeder system which has high power transmission efficiency and high impact resistance. The above object of the present invention can be achieved by a soft magnetic ferrite resin composition molded product comprising a filler and a binder, in which the filler comprises soft magnetic ferrite particles having an average particle diameter of 5 to 35 μm, the binder comprises at least one material selected from the group consisting of a thermoplastic resin and a soft polyolefin resin, and the soft magnetic ferrite resin composition molded product has a molding density of 3.2 to 4.7 g/cm3 and a magnetic permeability of 5 to 15, and a power transmission device for a non-contact power feeder system which comprises the above soft magnetic ferrite resin composition molded product.
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