Key Module, Keyboard and Electric Device
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United States of America Patent
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N/A
Issued Date -
Sep 6, 2012
app pub date -
Jun 1, 2011
filing date -
Mar 4, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A key module, keyboard and electric device are provided in this invention. The key module includes a metal substrate, a circuit board stacked on the metal substrate, a light-emitted element installed on the circuit board, and a film flat disposed on the circuit board and covering the light-emitted element. The circuit board is provided with a plurality of apertures capable of exposing the metal substrate beneath. The film is with a light-pervious portion and a plurality of penetrating holes. The light-pervious portion is installed on the film to align with the light-emitted element. The penetrating holes are arranged on the film to surround the light-pervious portion and to align with the apertures one on one.
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