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US 11,056,255 B2Granted
Composite component comprising ring-shaped bonded magnet and method of manufacturing the same
AssigneeNichia Corporation
InventorsRie Yoshida, Masahiro Abe, Michiya Kume, Kohei Ihara, Shuichi Tada
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Abstract
The present invention relates to a composite component including a metal component having a substantially cylindrical shape or a substantially annular shape, and a ring-shaped bonded magnet disposed on the outer periphery of the metal component, the ring-shaped bonded magnet containing a thermoplastic resin, magnetic particles, and rubber particles.
Claims12
A composite, comprising:
- a metal component having a substantially cylindrical shape or a substantially annular shape;
- and
- a ring-shaped bonded magnet disposed on an outer periphery of the metal component,
- the ring-shaped bonded magnet comprising a thermoplastic resin, magnetic particles, and rubber particles,
- wherein an average particle size of the rubber particles is more than 0.7 μm and less than 1 mm, and
- wherein an average particle size of the magnetic particles is 10 μm or less.
3 more elements
A composite, comprising:
- a metal component having a substantially cylindrical shape or a substantially annular shape;
- and
- a ring-shaped bonded magnet disposed on an outer periphery of the metal component,
- the ring-shaped bonded magnet comprising a thermoplastic resin, magnetic particles, and rubber particles,
- wherein at least some of the rubber particles are rubber magnet particles containing magnetic particles,
- wherein an average particle size of the rubber particles is more than 0.7 μm and less than 1 mm.
3 more elements
A method of manufacturing a composite comprising:
- a metal component having a substantially cylindrical shape or a substantially annular shape;
- and a ring-shaped bonded magnet disposed on an outer periphery of the metal component, wherein the ring-shaped bonded magnet comprising a thermoplastic resin, magnetic particles, and rubber particles, the method comprising:
- kneading a thermoplastic resin with magnetic particles to obtain a compound;
- and
- integrally molding the compound and rubber particles with a metal component having a substantially cylindrical shape or a substantially annular shape,
- wherein an average particle size of the magnetic particles is 10 μm or less.
3 more elements
Dependencies are inferred from the claim text.