Notebook computer stand
View Patent ↗A notebook computer stand includes a base and an anti-theft circuit received in the base. A number of supporting pads are positioned on the top surface of the base, to support a notebook computer. The anti-theft circuit includes a pressure sensitive switch, an alarm, a control switch, and a battery. The pressure sensitive switch, the alarm, and the control switch are connected in series. The pressure sensitive switch is positioned on one of the supporting pads. When the notebook computer is placed on the top surface, the pressure sensitive switch is open. The pressure sensitive switch is closed when not under the pressure applied by the weight of the notebook computer, and the battery supplies power to the alarm, the alarm works, when the control switch is closed.
1. A notebook computer stand, comprising:
a base comprising a top surface, the top surface comprising a plurality of first supporting pads to support a notebook computer; and
an anti-theft circuit received in the base, the anti-theft circuit comprising a first pressure sensitive switch, an alarm, a control switch, and a battery;
wherein the first pressure sensitive switch, the alarm, and the control switch are connected in series, and the first pressure sensitive switch is positioned on one of the first supporting pads;
wherein when the notebook computer is placed on the top surface, the first supporting pads support the notebook computer, the first pressure sensitive switch is sandwiched between the one of the first supporting pads and the notebook computer, the first pressure sensitive switch is in an open state;
wherein when the first pressure sensitive switch is not under the pressure applied by the weight of the notebook computer, the first pressure sensitive switch is closed, the battery supplies power to the alarm, and the alarm works, in response to the control switch being closed; and
wherein the base further comprises a bottom surface, the bottom surface comprises a plurality of second supporting pads to support the notebook computer stand, the anti-theft circuit further comprises a second pressure sensitive switch connected in parallel with the first pressure sensitive switch, the second pressure sensitive switch is positioned on one of the second supporting pads, when the notebook computer is placed on the top surface, and the notebook computer stand is placed on a supporting plane, the second pressure sensitive switch is sandwiched between the one of the second supporting pads and the supporting plane, the second pressure sensitive switch is in an open state, when the second pressure sensitive switch is not under the pressure applied by the weight of the notebook computer stand and the notebook computer, the second pressure sensitive switch is closed, the battery supplies power to the alarm, and the alarm works, in response to the control switch being closed.
2. The notebook computer stand of claim 1 , further comprising a cooling assembly received in the base, wherein a ventilation hole is defined in the top surface, aligned with the cooling assembly, the ventilation hole is covered with a protective net.
3. The notebook computer stand of claim 2 , wherein the cooling assembly is a fan.
4. The notebook computer stand of claim 1 , wherein the control switch is received in the base.
5. The notebook computer stand of claim 1 , wherein the alarm is a buzzer.