US Patent 10252730 Railcar with progressive opening longitudinal gates

A railcar system that includes a railcar having a first longitudinal gate and a second longitudinal gate. The system further includes a first beam and a second beam configured to move longitudinally with respect to the railcar. The system further includes a driving system configured to transition the first beam from a first position to a second position. The first longitudinal gate and the second longitudinal gate are both closed when the first beam is in the first position. The first longitudinal gate is at least partially open and the second longitudinal gate are closed when the first beam is in the second position. The driving system is also configured to transition the first beam from the second position to a third. The first longitudinal gate and the second longitudinal gate are both at least partially open when the first beam is in the third position.