Patent ID: 7612998

Claim:
A portable computer comprising: a main body, a retention portion being arranged on the main body with a part thereof spaced apart from the main body, a through hole defined in the retention portion, and two locking apertures defined in the main body; a fastener for detachably attaching a handle between the main body and the retention portion; the fastener comprising a head portion, a hollow shaft extending from the head portion, and a pair of hooks extending from the hollow shaft; the hooks extending through the through hole of the retention portion, a through hole of the handle, and the locking apertures of the main body respectively; wherein the locking apertures of the main body are not round, so that the fastener is rotatable to a position in which the hooks engage with the main body beside edges of the locking apertures; and a resilient comprising two ends, wherein one of the ends is received in the hollow shaft, the other one of the ends contacts and presses against the main body between the two locking apertures for maintaining the hook in said position.