Patent ID: 9273515
Filing Date: 2016-03-01
CPC Classification: E04G,E06C

Claim Text:
1. A roofing ladder with a modular angularly adjustable platform comprises: a beam comprising a plurality of step rods, a plurality of pin holes, and a central axis; a roof anchor hook; a wheel assembly; a platform assembly; a plurality of beam lifters; the plurality of step rods being connected to the beam; the plurality of step rods being spaced apart from each other along the beam; a first step rod from the plurality of step rods and a last step rod from the plurality of step rods being positioned opposite each other along the beam; the plurality of beam pin holes being spaced apart from each other along the beam; the wheel assembly being rotatably connected to the beam adjacent to the last step rod; the platform assembly being removably attached to one of the plurality of step rods; the roof anchor hook being connected to the beam adjacent to the wheel assembly; the wheel assembly comprises a sleeve, a frame, and a plurality of wheels; the beam further comprises a wheel assembly attachment portion; the wheel assembly attachment portion being cylindrical; the wheel assembly attachment portion being positioned between the last step rod and the roof anchor hook; the sleeve encircling the wheel assembly attachment portion, wherein the sleeve is able to rotate about the wheel assembly attachment portion; the frame being connected to the sleeve; and the plurality of wheels being rotatably connected to the frame opposite the sleeve, wherein the frame separates the plurality of wheels from the sleeve.