US 11,034,552 B2 · Passenger conveyor

Abstract

The invention relates to a passenger conveyor, such as an escalator or autowalk, comprising a band of conveying elements; a diverting wheel for diverting the passage of the band of conveying elements and/or a traction member thereof and a brake for braking rotation of the diverting wheel. The brake comprises a screw member having a conical threaded external rim; a nut member having a conical threaded internal rim, the screw member and nut member being screwed together, one of said screw member and nut member being connected with the diverting wheel for being driven by the diverting wheel. The brake further comprises a stopping device for stopping rotation of the other of said screw member and nut member.

Claims24

Dependent claims

A passenger conveyor, comprising

a band of conveying elements, the band of conveying elements including a plurality of conveying elements;
a diverting wheel configured to divert a passage of the band of conveying elements and/or a traction member thereof;
and
a brake configured to brake rotation of the diverting wheel,
wherein the brake includes
a screw member having a conical threaded external rim,
a nut member having a conical threaded internal rim, the screw member and nut member being screwed together, wherein one of said screw member and nut member is connected with the diverting wheel such that said one of said screw member and nut member is configured to be driven by the diverting wheel, and
a stopping device configured to stop rotation of an other of said screw member and nut member.

5 more elements

Dependencies are inferred from the claim text.

Passenger conveyor

Life of this patent

Passenger conveyor

Life of this patent

Abstract

Claims24