US 12,434,858 B2
Work platforms and methods of use
William L. Serencsits, Hollywood, SC (US); Luis F. Velasquez, Charleston, SC (US); and Edward Ray Duncan, Goose Creek, SC (US)
Assigned to THE BOEING COMPANY, Arlington, VA (US)
Filed by The Boeing Company, Chicago, IL (US)
Filed on Jul. 12, 2021, as Appl. No. 17/372,858.
Prior Publication US 2023/0010488 A1, Jan. 12, 2023
Int. Cl. B64F 5/10 (2017.01); E04G 1/15 (2006.01); E04G 5/08 (2006.01)
CPC B64F 5/10 (2017.01) [E04G 5/08 (2013.01); B23P 2700/01 (2013.01); E04G 2001/157 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A work platform configured to be positioned in proximity to a rotating workpiece, the work platform comprising:
sliders aligned along a length of the work platform, the sliders comprising a leading edge, a trailing edge, and opposing lateral edges, the sliders are arranged with the leading edges positioned towards the workpiece;
one or more motors that move the sliders towards and away from the workpiece to maintain the leading edges at the workpiece and with a position of the leading edges being a function of the sectional shape of the workpiece at the slider and the rotational position of the workpiece;
a camshaft that is rotated by the one or more motors;
cam paths spaced apart along the camshaft with each of the cam paths corresponding to the sectional shape of the workpiece at the cam path; and
link members connected to the cam paths and the sliders.