A patent slip or marine railway is an inclined plane extending from shoreline into water, featuring a "cradle" onto which a ship is first floated, and a mechanism to haul the ship, attached to the cra
A patent slip at Arbroath, Scotland, as seen from the water's surface.
A rail-mounted cradle for carrying a ship.
Big Chute Marine Railway, a patent slip in Ontario, Canada, serves the function of a canal lock.
A slipway is a ramp on the shore by which ships and other vessels can be moved to and from the water. They are used for repairing and sometimes building ships and boats.
Patent slip
…into water, featuring a "cradle" onto which a ship is first floated, and a mechanism to haul the ship, attached to the cradle, out of the water onto a slip. The marine railway was invented by a Scot, Thomas Morton, in the early 19th century, as a cheaper alternative to dry docks for marine vessel repairs…
Slipways in the harbour of South Shields, Tyne and Wear, England
Small slipway in Greetsiel, Germany, 2011
Beach capstan, Porthgwarra
HMS Diana hauled up near Plymouth, 1813