Patent ID: 9670663
Date: 2017-06-06
CPC Classifications: E04B,E04F

Claim:
1. An expansion joint system comprising a cover assembly installed at an expansion gap between a first structural member on one side of said expansion gap and a second structural member on the opposite side of said expansion gap, said cover assembly comprising a cover panel comprising a top side and an underside, said cover panel bridging said expansion gap; at least one moveable connector joining one edge of said cover panel to said first structural member; at least one slide support attached to said second structural member, wherein said at least one slide support comprises a rider assembly attached to said underside of said cover panel for engaging with said slide support, said rider assembly comprising a base, a mounting extending substantially perpendicular to said base, a rotatable wheel mounted on one side of said mounting and a guide extending perpendicular from the opposite side of said mounting to engage said protrusion of said slide support, and at least one slide spring assembly, said slide spring assembly comprising a spring plate connected to said second structural member, at least one arm extending outwardly from said spring plate into said expansion gap, a rotatable member engaged with said at least one arm, and a spring having opposite ends, wherein one end of said spring is engaged with said rotatable member and the opposite end of said spring is engaged with said cover panel.