US 11,752,818 B2
Rear railgear and railgear pin-off systems
Timothy Alwin Monroe, Atlanta, GA (US); Brian Jeffery Frankum, Atlanta, GA (US); and Daniel Joseph Jachim, Atlanta, GA (US)
Assigned to DIVERSIFIED METAL FABRICATORS, INC., Atlanta, GA (US)
Filed by Diversified Metal Fabricators, Inc., Atlanta, GA (US)
Filed on Sep. 18, 2020, as Appl. No. 17/26,073.
Claims priority of provisional application 62/903,134, filed on Sep. 20, 2019.
Prior Publication US 2021/0086574 A1, Mar. 25, 2021
Int. Cl. B60F 1/04 (2006.01)
CPC B60F 1/043 (2013.01) [B60F 2301/00 (2013.01); B60F 2301/10 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A system, comprising:
an upper link comprising a mounting hole and an upper link pivot hole, the upper link pivotably connected to a mounting bracket with an upper mounting pin via the mounting hole, the mounting bracket comprising a mounting plate having a top and bottom surface, the mounting bracket configured to be secured to a vehicle; and
a lower link comprising an attachment hole and a lower link pivot hole, the lower link pivotably connected to a frame comprising an attachment plate, the lower link pivotably connected to the attachment plate of the frame with an attachment pin via the attachment hole of the lower link; and
an actuator comprising an actuator body and an arm, the arm configured to extend from and recede into the actuator body, the arm comprising an actuator mounting pin at a free end, the actuator body comprising a pivot arm configured to be received in the lower link pivot hole and the upper link pivot hole to pivotably connect the upper link and the lower link, the actuator arm pivotably connected to the attachment plate of the frame via the actuator mounting pin, the actuator configured to move the frame from a first position to a second position relative to the mounting bracket, wherein the upper link rotates about the upper mounting pin from a first position to a second position of the upper link and the lower link rotates about the attachment pin from a first position to a second position of the lower link.