Patent ID: 9555960
Date: 2017-01-31
CPC Classifications: B60P,B65D,F16B

Claim:
1. A transport tank for mounting to a truck comprising: a composite tank body having an inner side and an outer side, the tank body having a tank aperture defined therein; an outer boss mounted to the outer side of the tank body, the outer boss having an outer boss aperture defined therein, the outer boss aperture being aligned with the tank aperture; an inner boss mounted to the inner side of the tank body, the inner boss having an inner boss aperture defined therein, the inner boss aperture being aligned with the tank aperture and the outer boss aperture; a fitting having a fitting body and a flange connected to the fitting body, the flange having an annular lip extending toward the inner side of the tank body, the annular lip being received in a corresponding annular groove in the inner boss and the fitting body extending through the inner boss aperture, the tank aperture, and the outer boss aperture, at least a portion of the inner boss being disposed between the inner side of the tank body and the flange, the portion of the inner boss abutting the inner side of the tank and the flange, the fitting body having an end disposed outside the tank body, an outer surface of the end being at least partially threaded; and a nut fastened onto the at least partially threaded end of the fitting body such that the outer boss, the tank body, and the inner boss are compressed between the nut and the flange.