sledge brake
noun1
Rail transport, Railways, Transport Historical An early type of track brake where a block or shoe was pressed against a rail.
- Furzebrook Railway (Dorset) wagon No. 28, with sledge brake, now preserved at the Narrow Gauge Railway Museum at Towyn Wharf Station1958 September 23, “Talyllyn Railway and Museum”, in Railway Magazine, page 627, image caption: