brakebeam
nounUK /ˈbreɪkbiːm/
US /ˈbreɪkbiːm/
A strong bar that helps stop a big vehicle like a train.
The train's brakebeam slowed it down before the station.
OTHER MEANINGS
2. A wooden or metal beam used in old wagons to press the brake blocks.
The old wagon's brakebeam creaked as it pressed the wheels.
3. A horizontal support bar in a machine's braking system.
He replaced the worn brakebeam in the factory press.
4. A beam-shaped part that holds the brake shoes in place.
The mechanic checked the brakebeam for cracks.