Patent ID: 7293389

Claim:
A sliding door assembly comprising: a rigid sliding door panel; a top guide wheel guide arm, said door panel and guide arm and panel having a movable connection therebetween, said connection comprising a pivotal connection that defines a guide arm axis which is spaced from the guide wheel axis; said guide arm being movably connected to an upper portion of the sliding door panel, said guide arm being movable relative to the sliding door panel in a vertical direction; said top guide wheel being pivotally connected to said guide arm at a top guide wheel axis, said guide arm axis being spaced from said top guide wheel; said guide wheel moving with the guide arm relative to the sliding door panel; said top guide wheel axis said guide arm axis being parallel to each other; and a spring operatively extending between said sliding door panel and said guide arm to bias said guide arm and top guide wheel upwardly away from the sliding door panel.