Rolling ball-controlled light emitting device for shoes
First Claim
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1. A light emitting device adapted to be installed in the sole of a shoe comprising:
- a casing covered with a cover and having a battery chamber to hold a battery cell and a sliding way at one side of the casing alongside the battery chamber,a circuit board disposed above said battery chamber,a light emitting element disposed inside said casing and controlled by said circuit board to give light,a first contact metal element having one end connected to a negative terminal of said battery cell and an opposite end connected to a negative terminal of said circuit board,a second contact metal element having one end connected to a positive terminal of said battery cell and an opposite end attached to a negative terminal of the circuit board,a third contact metal element having one end connected to the positive terminal of said circuit board and an opposite end attached to a first end of the sliding way, anda steel ball that moves between the first end of the sliding way and a second opposing end of the sliding way, and whereinwhen the shoe is moved, said steel ball is forced to pass through a gap between said second and third contact metal elements causing said circuit board to turn on said light emitting element.
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Abstract
A light emitting device installed in the sole of a shoe, including a circuit board, a light emitting element controlled by the a circuit board to give light, a battery cell connected to the circuit board through a switch, and a steel ball moved in a curved sliding way to control the switch, wherein when the steel ball passes through the highest point in the middle of the curved sliding way as the shoe is moving, the circuit board is electrically connected to turn on the light emitting element causing it to give light.
30 Citations
4 Claims
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1. A light emitting device adapted to be installed in the sole of a shoe comprising:
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a casing covered with a cover and having a battery chamber to hold a battery cell and a sliding way at one side of the casing alongside the battery chamber, a circuit board disposed above said battery chamber, a light emitting element disposed inside said casing and controlled by said circuit board to give light, a first contact metal element having one end connected to a negative terminal of said battery cell and an opposite end connected to a negative terminal of said circuit board, a second contact metal element having one end connected to a positive terminal of said battery cell and an opposite end attached to a negative terminal of the circuit board, a third contact metal element having one end connected to the positive terminal of said circuit board and an opposite end attached to a first end of the sliding way, and a steel ball that moves between the first end of the sliding way and a second opposing end of the sliding way, and wherein when the shoe is moved, said steel ball is forced to pass through a gap between said second and third contact metal elements causing said circuit board to turn on said light emitting element. - View Dependent Claims (2, 3, 4)
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Specification