Patent ID: 11897307
Assignee: FLYER NEXT, LLC
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 14:
15. The trailer of claim 14, wherein the torsion axle comprises a torsion housing in which a torsion shaft and a plurality of elastic members extend along the torsion housing,
wherein the torsion shaft is rotatably surrounded by the plurality of elastic members and extends further from the torsion housing to the opening of the torsion arm,
wherein the torsion arm is configured to rotate along with the torsion shaft,
wherein the rotation of the torsion shaft is limited based on the load weight in relation to a spring rate of the plurality of elastic members, and
wherein the spring rate of the plurality of elastic members is in a range of 7,500 lbf/in to 10,000 lbf/in.