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US 2015/0028685 A1Published application
Coil sheet including core and contactless power transmission device including the same
AssigneeSamsung Electro-Machanics Co., Ltd.
InventorsKang Ryong CHOI, Yong Il Kwon, Sung Yong An, Chang Ryul Jung
Life of this patent
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Abstract
There is provided a coil sheet including: a sheet having a spiral coil thereon; a core located at the central portion of the coil and having a thickness of t mm, wherein the core has a curvature in at least one of an upper surface of the core, a corner at which the upper surface and a side surface meet each other, and a position in which the core and the sheet meet each other.
Claims16
A coil sheet comprising:
- a sheet having a spiral coil thereon;
- a core located at the central portion of the coil and having a thickness of t mm,
- wherein the core has a curvature in at least one of an upper surface of the core, a corner at which the upper surface and a side surface meet each other, and a position in which the core and the sheet meet each other.
A contactless power transmission device comprising:
- a coil sheet including a sheet having a spiral coil thereon and a core located at the central portion of the coil and having a thickness of t mm;
- and
- a power input unit applying a current to the coil,
- wherein the core has a curvature in at least one of an upper surface of the core, a corner at which the upper surface and a side surface meet each other, and a position in which the core and the sheet meet each other.
1 more element
Dependencies are inferred from the claim text.