Patent ID: 8562019

Claim:
A bumper block assembly configured to be coupled to a bumper or underride assembly of a trailer comprising: a compressible bumper block or spring assembly configured to be coupled to the bumper of the trailer, the bumper block including a generally horizontal bore extending from an outer surface of the bumper block to an inner surface of the bumper block; an outer cap coupled to the bumper block, the outer cap including an outer wall engaged with the outer surface of the bumper block and having an aperture formed therethrough that is aligned with the bore of the bumper block; a fastener received through the aperture of the outer cap and the bore of the bumper block; and a spring positioned around an end portion of the fastener in order to maintain a head end of the fastener recessed within the aperture of the outer cap as the outer cap and bumper block are moved between expanded and compressed positions, wherein the entire spring is positioned forward of the bumper block.