Patent ID: 7315458

Claim:
A fixing mechanism for fixing a functional extension card having a bayonet board to a mechanical frame having a first positioning hole and a second positioning hole, the fixing mechanism comprising: a fixing body having a first side and a second side opposed to the first side; a spindle hole formed on the first side of the fixing body, for allowing the fixing bolt to pass through the first positioning hole of the mechanical frame and further through the first side of the fixing body; a fixing portion disposed on the first side, for being fixed to the second positioning hole of the mechanical frame; an operating portion connectively disposed at an opposite direction of the first positioning hole that engages the fixing portion with the mechanical frame, the operating portion being adapted to release the fixing status of the fixing portion; and a first restricting portion formed between the first side and the second side and collectively disposed on the body, to restrict the functional extension card and the bayonet board to swing in a vertical direction.