Sail bogey

A sail bogey or sail trolley is a wind-driven vehicle that runs along railway tracks.
Examples.
Spurn railway.
The Spurn railway, built along Spurn Head on the Yorkshire coast of England was built in the First World War and ran until the early 1950s and included sail bogies as part of its rolling stock.
Teesmouth lifeboat.
In the early days of the Teesmouth lifeboat, its crew were sometimes able, subject to wind conditions, to travel out to the lifeboat station at South Gare on a sail bogey.
Others.
Other locations to have used sail bogies include:
Replica.
More recently, in 2005, a replica of a 19th-century sail bogey was built and demonstrated on the Ffestiniog Railway in North Wales.