B - Operations – Transporting – 66 – B
Patent
B - Operations, Transporting
66
B
198/2
B66B 21/02 (2006.01) B66B 23/12 (2006.01)
Patent
CA 1201673
ABSTRACT OF THE DISCLOSURE A moving stairway in which articulation of the steps from platform to step mode automatically positions panel members to cover the adjacent stationary skirt boards, between the tread part of each step and the riser part of the next adjacent step, and return to platform mode automatically retracts the panel members for passage through the combplate. In a preferred embodiment, the panel members additionally function as active guide elements for laterally guiding the steps through the load bearing run of the moving stairway.
421542
Oldham And Company
Westinghouse Electric Corporation
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