Air return bulkhead with quick release mounting system

Abstract

An air return bulkhead may be removably mounted to the front wall of a cargo container such that the air return bulkhead is releasable and securable without the use of handheld tools. Accordingly, in various embodiments the bulkhead may be quickly and easily uninstalled and reinstalled so as to permit system maintenance, such removal of debris from a filter screen.

1 . A method of using an air return bulkhead in a refrigerated trailer, comprising:
 releasably engaging the air return bulkhead with a plurality of mounting brackets coupled to a trailer wall by extending each of the mounting brackets through a corresponding slot in an offset portion of the bulkhead positioned in an internal portion of the bulkhead, the internal portion of the bulkhead completely surrounding the offset portion, so that a peripheral portion of the bulkhead is urged against the trailer wall;   releasably engaging a face panel of the bulkhead with a strap that extends from the trailer wall, the face panel being coupled to the peripheral portion to define a plenum between the face panel and the trailer wall, and the strap being adjustable to urge the peripheral portion of the bulkhead toward the trailer wall, wherein the bulkhead is toollessly mounted to the trailer wall using the strap and the mounting brackets; and   manually removing the bulkhead from the trailer wall without the use of handheld tools.