Locking device and electronic device enclosure using the same

An electronic device enclosure comprising:

• a box;
• a mainboard received in the box, the mainboard having a plurality of slots;
• a card having a bottom end mechanically and electrically fixed in one slot of the mainboard, and an opposite top end;
• and
• a locking device assembled in the box, the locking device comprising:
• a fixing member fixing the locking device in the electronic device enclosure, the fixing member comprising a plurality of first teeth;
• and
• an engaging member comprising a plurality of second teeth matching with the first teeth, a bottom of the engaging member having a cutout defined therein, and the cutout adapted for receiving an edge of the card;
• wherein the engaging member is operable so that the second teeth engage with various of the first teeth as selected by a user, whereby a location of the engaging member is adjustable relative to the location of the fixing member, and thereby the engaging member is capable of engaging with the card when the card is at different locations in the electronic device enclosure;
• and
• wherein the engaging member comprises a body, a plurality of elastic arms respectively extending upwardly from two opposite lateral sides of the body, and a plurality of baffle ribs extending downwardly from a bottom face of the body.

A locking device for fixing a card in an electronic device enclosure, the locking device comprising:

• a fixing member adapted for fixing the locking device in the electronic device enclosure, the fixing member comprising a plurality of first teeth;
• and
• an engaging member comprising a plurality of second teeth meshable with the first teeth, a bottom of the engaging member having a cutout defined therein, and the cutout adapted for receiving an edge of the card;
• wherein the engaging member is linearly adjustable relative to the location of the fixing member so that the second teeth are meshed with various selected of the first teeth and thereby the engaging member is capable of engaging with the card when the card is at different locations in the electronic device enclosure;
• and
• wherein the engaging member comprises a body, a plurality of elastic arms respectively extending upwardly from two opposite lateral sides of the body, and a plurality of baffle ribs extending downwardly from a bottom face of the body, the second teeth are formed on a top face of the body.