Patent ID: 7123440

Claim:
A hermetically sealed hard disk drive (HDD) enclosure, comprising: an aluminum alloy housing comprising two sides, a bottom and a connector opening in the bottom of the housing; a hard disk drive assembly disposed within the housing; fasteners disposed along the inside bottom of the housing for fastening the hard disk drive assembly only to the bottom of the housing without creating an opening in the housing; a multi-pin feedthrough disposed within the connector opening in the bottom of the housing, the multi-pin connector comprising a flange having a plurality of signal pins being disposed within openings therein, wherein ceramic beads seal the openings between the signal pins and the flange; a coalesced metal joint securing the multi-pin feedthrough to the opening of the housing and providing a first hermetic seal; a first lid disposed over the hard disk drive assembly and coupled to a flange in the side walls of the housing via a non-hermetic seal; a pressure sensitive adhesive disposed over the first lid; a second lid disposed over the first lid, the second lid comprising an aluminum alloy and being engaged by the pressure sensitive adhesive disposed over the first lid; and a laser weld formed between the second lid and the housing along the periphery of the second lid, the laser weld providing a second hermetic seal.