Patent ID: 9388634
Filing Date: 2016-07-12
CPC Classification: E06B

Claim Text:
1. A barrier for an opening, the barrier comprising: a motorized drive unit; a curtain suspended from the motorized drive unit, the curtain including a leading edge and a lateral edge, the leading edge of the curtain being selectively moveable to a closed position where the curtain obstructs the opening and to an open position where the curtain uncovers the opening; a track disposed along the lateral edge of the curtain; a guide plate carried by the curtain to extend into the track; a nonferrous guide member attached to the guide plate; a tapered lead-in surface in a substantially fixed relationship with the track, the nonferrous guide member having a beveled shape substantially complementary to a shape of the tapered lead-in surface such that the guide member is to rest upon and be supported by the tapered lead-in surface when the leading edge of the curtain is in the closed position, and the nonferrous guide member being spaced apart from the tapered lead-in surface when the leading edge of the curtain is in the open position; and a first safety device including a first wireless portion and a first electrical portion, the first wireless portion being attached to the nonferrous guide member, the first electrical portion being mounted at a first substantially fixed position relative to the track, the first electrical portion having a first activated state and a first deactivated state, the first electrical portion being in the first activated state when the first wireless portion is in proximity with the first electrical portion as a result of the leading edge of the curtain being at the closed position, the first wireless portion being in the first deactivated state when the first wireless portion is remote relative to the first electrical portion as a result of the leading edge of the curtain not being in the closed position, the tapered lead-in surface to hold the nonferrous guide member in a position to vertically and horizontally align the first wireless portion with the first electrical portion.