Patent ID: 7460365

Claim:
An interposer apparatus, comprising: a secondary drive chassis comprising dimensions such that the secondary drive chassis is operable to couple to a drive bay without the use of a tool and be housed in a primary drive housing defined by the drive bay, the primary drive housing including a first housing volume; a secondary drive housing defined by the secondary drive chassis, the secondary drive housing including a second housing volume that is smaller than the first housing volume; a secondary drive coupling mechanism on the secondary drive chassis that is operable to couple a secondary drive to the secondary drive chassis and in the secondary drive housing without the use of a tool, whereby the secondary coupling mechanism may be activated to release a secondary drive from the secondary drive chassis while the secondary drive chassis is still coupled to the drive bay and housed in the primary drive housing defined by the drive bay; and a guide post extending from a plurality of opposing surfaces on the secondary drive chassis, whereby each guide post is locatable in a respective guide channel defined by a drive bay to couple the secondary drive chassis to the drive bay.