POWER TRANSMISSION DEVICE, POWER RECEPTION DEVICE AND POWER TRANSFER SYSTEM
First Claim
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1. A power transmission device comprising:
- a power transmission unit transmitting electric power in a contactless manner to a power reception unit provided outside; and
a power transmission-side shield formed in a hollow shape and provided so as to surround said power transmission unit,an electromagnetic wave being capable of passing through a region on a side opposite to a region where said power reception unit is located across said power transmission-side shield, andsaid power transmission-side shield being provided with a shield member on a side opposite to said power transmission unit across said power transmission-side shield.
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Abstract
A power transmission device includes a power transmission unit transmitting electric power in a contactless manner to a power reception unit provided outside; and a power transmission-side shield formed in a hollow shape and provided so as to surround the power transmission unit. An electromagnetic wave can pass through a region on a side opposite to a region where the power reception unit is located across the power transmission-side shield. The power transmission-side shield is provided with a shield member on a side opposite to the power transmission unit across the power transmission-side shield.
17 Citations
18 Claims
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1. A power transmission device comprising:
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a power transmission unit transmitting electric power in a contactless manner to a power reception unit provided outside; and a power transmission-side shield formed in a hollow shape and provided so as to surround said power transmission unit, an electromagnetic wave being capable of passing through a region on a side opposite to a region where said power reception unit is located across said power transmission-side shield, and said power transmission-side shield being provided with a shield member on a side opposite to said power transmission unit across said power transmission-side shield. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A power transfer system comprising:
- a power transmission device including a power transmission unit; and
a power reception device including a power reception unit receiving electric power from said power transmission unit in a contactless manner,said power transmission device including a power transmission-side shield formed in a hollow shape and provided so as to surround said power transmission unit, and said power transmission device being configured such that an electromagnetic wave is capable of passing through a region on a side opposite to a region where said power reception unit is located across said power transmission-side shield, and said power transmission-side shield is provided with a shield member on a side opposite to said power transmission unit across said power transmission-side shield. - View Dependent Claims (8, 9)
- a power transmission device including a power transmission unit; and
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10. A power reception device comprising:
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a power reception unit receiving electric power in a contactless manner from a power transmission unit provided outside; and a power reception-side shield formed in a hollow shape and provided so as to surround said power reception unit, an electromagnetic wave being capable of passing through a region on a side opposite to a region where said power reception unit is located across said power reception-side shield, and said power reception-side shield being provided with a shield member on a side opposite to said power reception unit across said power reception-side shield. - View Dependent Claims (11, 12, 13, 14, 15)
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16. A power transfer system comprising:
- a power transmission device including a power transmission unit; and
a power reception device including a power reception unit receiving electric power from said power transmission unit in a contactless manner,said power reception device including a power reception-side shield formed in a hollow shape and provided so as to surround said power reception unit, and said power reception device being configured such that an electromagnetic wave is capable of passing through a region on a side opposite to a region where said power transmission unit is located across said power reception-side shield, and said power reception-side shield is provided with a shield member on a side opposite to said power reception unit across said power reception-side shield. - View Dependent Claims (17, 18)
- a power transmission device including a power transmission unit; and
Specification