Derrick hoist

From International Dictionary of Marine Aids to Navigation
Jump to navigation Jump to search


Alternative terms(s) : Cargo purchase, main purchase (USA)

The main arrangement of blocks and ropes for hoisting and lowering weights, such as buoys, sinkers, etc.

Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)


United States of America

International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM