Patent ID: 7344030
Filing Date: 2008-03-18
Classification: H01L

Abstract:
1. A front opening wafer container, comprising a wafer carrier enclosure with a front opening and a wafer carrier door sized to sealingly close the front opening, the wafer carrier door comprising: an inner door portion having a substantially continuous inner surface, the inner door portion comprising a central panel and a side panel extending perpendicularly from the central panel, the inner door portion being substantially continuous and having outer dimensions; and an outer door portion substantially corresponding with the outer dimensions of the inner door portion, the outer door portion connecting to and extending over and substantially covering the inner door portion thereby defining a single cavity therebetween; a pair of locking mechanisms for securing the door to the wafer carrier enclosure, the locking mechanisms positioned in the cavity between the inner door portion and the outer door portion, one of said pair of locking mechanisms located at the left side of the door and other of said pair located at the right side of said door; and wherein the outer door portion has a plurality of apertures formed therein for facilitating cleaning the cavity between the inner door portion and the outer door portion, the apertures each being elongate with a length and a width, the length being positioned horizontally, the apertures being arranged in parallel, a group of apertures positioned on the left side of the door and arranged as a column extending substantially the height of the door, said group of apertures enabling removal of contaminates generated by any of said pair of locking mechanisms, another group of apertures positioned on the right side of the door and arranged as a column extending substantially the height of the door, said another group of apertures enabling removal of contaminates generated by any of said pair of locking mechanisms, the outer door having portions not having apertures.