Patent ID: 8201398

Claim:
A housing for a diesel engine exhaust treatment apparatus for a land vehicle, the exhaust treatment apparatus comprising at least one particulate filter, a diesel exhaust fluid mixing chamber, and at least one selective catalytic reduction converter, the land vehicle including first and second spaced apart elongated frame rails that extend in a lengthwise direction of the vehicle, the vehicle comprising an elongated drive shaft positioned in the space between vertical planes intersecting the respective frame rails, the housing for coupling to the first and second frame rails and comprising: a housing comprising first and second end portions and an exhaust inlet and an exhaust outlet; an exhaust flow path communicating through the housing from the exhaust inlet to the exhaust outlet, the at least one particulate filter, the diesel exhaust fluid mixing chamber, and at least one selective catalytic reduction converter positioned within the housing in the exhaust flow path; and the housing comprising a drive shaft passageway for passage of the drive shaft therethrough, the drive shaft passageway entering the first end portion of the housing and exiting the second end portion of the housing and having length extending between the first and second end portions of the housing, wherein the housing entirely surrounds at least a portion of length of the drive shaft passageway.