Patent ID: 7123476

Claim:
An extending base for a portable computer, comprising: a base body; an electrical connector fixedly mounted on said base body for being electrically connected with said portable computer; a detachable cover covering said base body for supporting said portable computer, wherein said electrical connector is protrudent out of said detachable cover; a plurality of first engaging elements mounted on said detachable cover; a sliding structure mounted on said base body for sliding along a direction in response to an external force; a latch connected with said sliding structure and protrudent out of said base body for accepting said external force; and a plurality of second engaging elements mounted on said sliding structure for engaging with said first engaging elements so as to fix said detachable cover on said base body, wherein when said latch accepts said external force which impels said sliding structure to slide along said direction, said first engaging elements and said second engaging elements are disengaged from each other so as to detach said detachable cover from said base body.