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Electrostatic surge prevention structure

  • US 10,559,955 B2
  • Filed: 05/28/2015
  • Issued: 02/11/2020
  • Est. Priority Date: 07/22/2014
  • Status: Active Grant
First Claim
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1. An electrostatic surge prevention structure comprising:

  • a flexible printed circuit board connected to a circuit board contained in an electronic device is provided at a position corresponding to a gap, between two members, open to an exterior of the electronic device, appearing in the electronic device, whereinthe flexible printed circuit board has a base material, a first conductor part, and a second conductor part which are laminated in a thickness direction of the flexible printed circuit board,the first conductor part forms a layer on one surface side of the base material, the second conductor part forms a layer on another surface side of the base material, and the base material forms a layer between the first conductor part and the second conductor part,surfaces of the first conductor part and the second conductor part, which are an opposite surface side to the base material, are covered with insulative coats,the first conductor part has an exposed part, in which the first conductor part is not covered with the insulative coat, to be grounded, and the second conductor part is a signal line allowing a signal,in the flexible printed circuit board, the first conductor part is directed toward the gap and a width direction of the first conductor part is arranged along a direction of the gap with the exposed part formed at a portion facing the gap, andthe exposed part of the first conductor part is formed along the direction of the gap extending in a strip shape across a width of the flexible printed circuit board.

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