Patent ID: 9637961
Date: 2017-05-02
CPC Classifications: E05D,E05Y,E06B

Claim:
1. A sliding door assembly for a doorway opening, comprising: a head assembly spanning the doorway opening and including a head plate comprising a separate sheet member and defining a bottom surface of the head assembly; the head plate including a top planar surface and a bottom planar surface spanning the doorway opening, and a slot therethrough; the slot including a linear portion, a curved portion, and slot ends, the curved portion partially traversing an area between opposing front and back edges of the head plate; a door; a trolley constrained to move only along the slot and bound by the slot ends, the trolley including a pin secured to and extending upward from the door and extending through the slot, and a pair of wheels constrained to roll on the top planar surface with the slot and the pin positioned therebetween; and a reinforcement member, separate from the head plate and positioned within an interior portion of the head assembly, the reinforcement member including a top member and opposing side members extending directly downward from the top member and secured to the top planar surface inward from the opposing front and back edges of the head plate and on corresponding opposing sides of the slot with the top member and the opposing side members defining an opening for the trolley to pass therethrough.