SHIP-LIFTING DEVICES OR MECHANISMS

**Definition:** This place covers:

Devices enabling ships or boats to travel between two stretches of water at different levels.

**Limiting references (this place does not cover):** - Dry docking of ships -> B63C1/00 - Floating docks -> B63C1/02 - Devices for lifting boats out of the water -> B63C3/00 - Salvaging sunken vessels -> B63C7/00 - Lock gates -> E02B7/20