Compact Heavy‑Load Anti‑Rotation Backstop

This Backstop from Hebei Fenna Transmission Machinery Co.,Ltd is a one‑way anti‑rotation safety unit for rotating machinery. It reliably stops reverse rotation under loaded conditions to protect production equipment. Compact‑structured with large bearing capacity and stable performance, it is widely used for belt conveyors, bucket elevators and other material‑handling lifting machinery. This Backstop can work with Driving Drum, and cooperate with Serpentine Spring Coupling and Roller Chain Coupling to complete safety protection of whole transmission system. Locking Assemblies or single Locking Assembly are available for shaft locking without keyway processing for easy installation and removal, fitting multiple shaft diameters. It can connect with various Coupling on power side to avoid reverse rotation caused by material gravity and prevent equipment damage and safety hazards. Compared with Serpentine Spring Coupling and Roller Chain Coupling, this Backstop focuses on anti‑reversal sa…

One‑way Transmission Components Couplings Locking Assemblies