Patent ID: 7604492

Claim:
A power supply adapter, comprising: a base frame; a pin assembly having a first pin and at least one second pin respectively pivoted in the base frame, the first pin defining a first fixing portion; a driving module having a control element and at least one connecting bar, the control element being pivoted on the base frame and having a pressing portion, a propping portion extended from the pressing portion and a second fixing portion protruding from a free end of the propping portion, the connecting bar being pivoted between the first pin and the second pin; and a shell covered on the base frame and defining a receiving window for receiving the pressing portion of the control element therein, the pressing portion partially stretching out of the receiving window; wherein the second fixing portion of the control element is capable of being buckled with the first fixing portion of the first pin so as to secure the pin assembly in the base frame by way of pushing the first pin to drive the pin assembly by means of the connecting bar to rotate into the base frame, while the pressing portion of the control element can be pressed to make the second fixing portion release the first fixing portion so as to make the pin assembly extend out of the base frame.