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US 6,963,039 B1Granted
Button knob waterproofing design
AssigneeInventec Multimedia & Telecom Corporation
InventorsShih-Hsiung Weng, Khoon-Guan Tee
Life of this patent
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Abstract
A waterproof button knob includes an elastic button seat with a housing trough mating with a button port of a case. The button seat isolates the interior and the exterior of the case to achieve waterproofing. The housing trough has a plurality of apertures on the bottom. The housing trough holds a button cap that has a plurality of button stems extended downwards to pass through the apertures and form a tight coupling. The button stems may be moved to hit switches located in the case.
Claims15
A button knob waterproofing design, comprising:
- a button cap having at least one button stem extended downwards;
- a button seat having a top surface and a bottom surface, the top surface having an indented housing trough for holding the button cap, the housing trough having at least one aperture on the bottom mating the button stem to allow the button stem to pass through and extend downwards to form a tight coupling with the button cap and the button seat;
- a base board for holding the bottom surface of the button seat having at least one switch mating the button stem to receive depression of the button stem;
- and
- a case for encasing the base board having a button port to expose the button cap to receive the depression;
- wherein the top surface of the button seat is in contact with an inner wall surface of the case closely, the housing trough having an opening directing upwards corresponding to the button port to expose the button cap.
3 more elements
A button knob waterproofing design, comprising:
- a button cap having at least one first button stem and at least one second button stem, the first button stem being longer than the second button stem;
- a button seat having a top surface and a bottom surface, the top surface having an indented housing trough for holding the button cap, the housing trough having a first aperture and a second aperture on the bottom to allow respectively the first button stem and the second button stem to pass through and extend downwards to form a tight coupling with the button cap and the button seat;
- a base board for holding the bottom surface of the button seat having at least one switch mating the second button stem to receive depression of the second button stem, the first button stem pressing the base board to form a fulcrum to allow the button cap to rock about the first button stem and drive the second button stem to move upwards and downwards;
- and
- a case for encasing the base board having a button port to expose the button cap to receive the depression;
- wherein the top surface of the button seat is in contact with an inner wall surface of the case closely, the housing trough having an opening directing upwards corresponding to the button port to expose the button cap.
3 more elements
Dependencies are inferred from the claim text.