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US 9,240,294 B2Granted
Touch pad module having a circuit board including a recessed area and electronic device using the same
AssigneeAcer Incorporated
InventorsChia-Chieh Liu, Wen-Chieh Tai, Cheng-Nan Ling, Hsien-Wei Chen, Chun-I Chen, Yi-Ta Huang
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Abstract
A touch pad module includes a circuit board and a trigger element. The circuit board includes a recessed area. The trigger element is disposed on the circuit board and covers the recessed area. When the trigger element deforms by an external force, at least a part of the trigger element is located in the recessed area.
Claims14
A touch pad module suitable for an electronic device, the touch pad module comprising:
- a circuit board, having a first surface and a recessed area below the first surface;
- a trigger element standing on the first surface of the circuit board across the recessed area;
- and
- a gap exists between the trigger element and the first surface of the circuit board, and an amount of deformation of the trigger element towards the recessed area is larger than the gap;
- wherein when the trigger element deforms by an external force, at least a part of the trigger element is located in the recessed area;
- and
- wherein the recessed area includes a through hole, and when the trigger element is deformed by the external force, a bottom portion of the trigger element is located in the through hole.
4 more elements
An electronic device, comprising:
- a housing, having an opening;
- a touch pad, disposed in the housing, a touch surface of the touch pad exposing the housing from the opening;
- a circuit board, disposed in the housing and having a first surface and a recessed area below the first surface;
- and
- a trigger element, standing on the first surface of the circuit board across a top of the recessed area, and disposed between the touch pad and the circuit board;
- and
- a gap exists between the trigger element and the first surface of the circuit board, and an amount of deformation of the trigger element towards the recessed area is larger than the gap;
- wherein when the trigger element deforms by an external force, at least a part of the trigger element is located in the recessed area;
- and
- wherein the recessed area includes a through hole, and when the trigger element is deformed by the external force, a bottom portion of the trigger element is located in the through hole.
7 more elements
Dependencies are inferred from the claim text.