Patent ID: 6442984
Filing Date: 2002-09-03
Classification: E05B,G06F,Y10T

Abstract:
A security system in an extend unit that is connected to a computer in one piece and extends functions of the computer, comprising:fixing means for fixing the computer at a predetermined location; an eject switch for releasing fixing of the computer and separating the computer from the extend unit; a security slot for attaching a cable lock; a security select switch which has a plurality of select positions, a select position of which is fixed when the cable lock is attached to the security slot; and linking means for interlocking with the security select switch, disabling the eject switch to be operated by fixing the eject switch if the security select switch is positioned at a first select position, and enabling the eject switch to be operated without fixing the eject switch if the security select switch is positioned at a second select position.