Patent ID: 9487987
Filing Date: 2016-11-08
CPC Classification: E05D,E05F,E05Y

Claim Text:
1. A door system, comprising: a one-piece tilt-up door; a lift frame, wherein the lift frame comprises first and second guide columns with a header therebetween; a brake system disposed within the lift frame and coupled with the door, wherein the brake system comprises a first brake assembly disposed in the first guide column and connected to the door via a lift pin, wherein the first brake assembly is movable between an unlocked position whereby the first brake assembly moves relative to the first guide column and a locked position whereby the first brake assembly engages the first guide column to stop movement of the first brake assembly relative to the first guide column; an articulating arm system connected to the lift frame and the door; and a drive system connected to the brake system, wherein the drive system moves the brake system within the lift frame such that the brake system and the articulating arm system guide the door between a closed position and an open position, further wherein: