ASSISTANCE DEVICE
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United States of America Patent
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Issued Date -
Dec 1, 2016
app pub date -
Aug 27, 2015
filing date -
May 29, 2015
priority date (Note) -
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Abstract
An assistance device includes a main body, a first permanent magnet, a second permanent magnet, a coil, and a supporting arm. The main body can be configured to support an electronic device. The main body defines a receiving space. The first permanent magnet and the second permanent magnet are fixed in the receiving space. The second permanent magnet and the first permanent magnet cooperatively form a magnetic field. The coil is rotatably received in the receiving space. The supporting arm is fixed to the coil and rotatably coupled to the main body. The supporting arm is steady with respect to the surface when the main body is rotated with respect to the surface. The first permanent magnet and the second permanent magnet rotate with respect to the coil. The coil generates power for the electronic device at the coil goes through the magnetic field.
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