Patent ID: 7621582

Claim:
A tonneau cover apparatus for removable attachment about a top of a perimeter of a cargo box of a pickup truck, the perimeter of the cargo box including a forward end, two opposing sidewalls and a tailgate, the tailgate being positioned rearward of the forward end and having an open position and a closed position, the tonneau cover apparatus comprising: a flexible cover; a support frame for attachment to the cargo box, the support frame having two opposing side rails, each of which can be secured to one of the respective opposing side walls; and a flexible cover securing plate having first and second ends, the flexible cover securing plate being attached to the flexible cover, wherein the flexible cover securing plate includes a channel that extends from the first end to the second end, the flexible cover securing plate being engageable with the respective side rails to secure the flexible cover to the support frame; wherein the flexible cover securing plate includes two locking members, each locking member being slidably secured within the channel proximate one of the ends of the flexible cover securing plate; wherein each respective locking member is engaged with the respective opposing side rail and the flexible cover securing plate is prevented from disengaging from the respective side rail, when each of the respective locking members are in a first position and the flexible cover securing plate is secured to each of the respective side rails; wherein each locking member is biased toward the first position; and wherein the flexible cover securing plate can disengage from the respective side rails when each of the respective locking members are in a second position.