Gif of LNWR Emblem
London & North Western Railway Society
Glossary for the LNWR Society

Glossary Results for Word "Axle-box"

Axle-box This provides the bearing between the axleExplain 'Axle' and locomotive frameExplain 'Frame'. These were usually simple bearings designed to take the load (for driving wheels) of the alternating piston thrusts as well as the weight of steam locomotive. They were mounted in vertical slidesExplain 'Horn Blocks' within the frames and sprung to allow for uneven track. Relying upon a simple film of oil for lubrication, it was not uncommon for an axle box to overheat and seize (hence the term ‘hot box’Explain 'Hot Box'). Later designed steam locomotives and diesels use roller bearings.