MOVING STAIRWAY Russian patent published in 2014 - IPC B66B21/02 B66B23/00 

FIELD: transport.

SUBSTANCE: moving stairway comprises metallic structure consisting of assembly zones that make tightening station, inclined running gear, adapter zone and drive station. Drive comprises reduction gear with welded housing of steel sheets. Adapter zone comprises reinforcing diaphragms of steel sheets arranged at extreme side frames adjoining the metallic structure drive station zone. Said metallic structure drive station zone comprises additionally the thrust bolts with lock nuts and shims. Note here that bores for anchor bolts feature diameter exceeding that of anchor bolts by magnitude sufficient for adjustment of metallic structure drive station zone depending upon shear of soils and foundations.

EFFECT: simplified mounting and higher reliability.

20 cl, 10 dwg