Moving staircase comprises a number of steps joined together by a drive chain formed as a biplanar chain with crossing axes

摘要

Moving staircase comprises a number of steps joined together by a drive chain formed as a biplanar chain (10) with crossing axes. Preferred Features: Each link of the chain joins two inner brackets and two outer brackets. The inner brackets are joined to the outer brackets via an E-shaped hoop (34). The inner brackets are pivotably fixed to a central body (18).