US 11,945,388 B2
Roll cage chassis spine
Robby Gordon, Charlotte, NC (US)
Filed by Robby Gordon, Charlotte, NC (US)
Filed on Nov. 25, 2020, as Appl. No. 17/104,881.
Claims priority of provisional application 62/940,842, filed on Nov. 26, 2019.
Prior Publication US 2021/0155189 A1, May 27, 2021
Int. Cl. B60R 21/13 (2006.01); B60R 21/00 (2006.01)
CPC B60R 21/13 (2013.01) [B60R 2021/0018 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A roll cage chassis spine for an off-road vehicle, the chassis spine comprising:
a rear canopy for coupling to a rear portion of a chassis;
a front canopy for coupling to a front portion of the chassis and the rear canopy; and
wherein:
the front canopy and the rear canopy comprise an overhead assembly that extends over a passenger cabin portion of the chassis and contributes to the structural integrity of the chassis;
the front canopy and the rear canopy are configured to provide an overhead spine to the chassis that increases the strength of the chassis and improves the safety of occupants within the vehicle;
the overhead spine comprises two roof bars and a center roof bar coupled to the front canopy and the rear canopy; and
there is a central roof crossmember coupled to the two sidebars and the center roof bar, wherein the chassis spine comprises:
a front hoop that extends forward from a dash bar, the front hoop has a proximal end and a distal end;
a platform spatially positioned below and forward to the front hoop, the platform is of an elongated rectangular profile having a front end portion and a rear end portion;
a front forward stay of a V-shape profile, the front forward stay extends between the proximal end of the front hoop, the distal end of the front hoop, and the front end portion of the platform; and
a rear forward stay of a V-shape profile, the rear forward stay extends between the proximal end of the front hoop, the distal end of the front hoop, and the rear end portion of the platform,
wherein the front end portion and the rear end portion of the platform are along an x-axis, the proximal end and the distal end of the front hoop are along a y-axis, the x-axis is perpendicular to the y-axis.