1
Stacy Thornton, Jon McCown: Roof mountable safety line anchor. Glenn D Bellamy, Teresa J Wiant, November 8, 1994: US05361558 (30 worldwide citation)

A safety line anchor (20) is installed on a peaked roof (12) to provide safety line connection points (36) for a worker (10) working on or near the roof. When installed, a first leg (24) and a second leg (26) of the safety line anchor (20) extend down either side of the peaked roof (12). The anchor ...


2
Stacy Thornton: Roof safety anchor. Delbert J Barnard, April 27, 1999: US05896719 (22 worldwide citation)

A roof safety anchor (10) having an elongated body (22) including a right edge (23), a left edge (24), a fixed end (25) and a rigid free end (26) that defines an aperture (28). The body (22) is of a size and shape to conform to a roof (R, R1, R2, R3, R4) of a building, wherein the roof has a layer o ...