WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

E02C　SHIP-LIFTING DEVICES OR MECHANISMS

E02C 1/00 Locks {or dry-docks}; Shaft locks, i.e. locks of which one front side is formed by a solid wall with an opening in the lower part through which the ships pass (lock gates E02B 7/20{dry-dock equipment; naval construction aspects B63C 1/00; flating docks B63C 1/02})

E02C 1/02 ・with auxiliary basins

E02C 1/04 ・with floating throughs {throughs for inclined plane lifting apparatus}

E02C 1/06 ・Devices for filling or emptying locks (in lock gates E02B 7/20){floating docks B63C 1/06}

E02C 1/08 ・Arrangements for dissipating the energy of the water (carried by lock gates E02B 8/06)

E02C 1/10 ・Equipment for use in connection with the navigation of ships in locks; Mooring equipment (tying-up, anchoring waterborne vessels B63B 21/00; equipment for shipping on coasts, in harbours or on other fixed marine structures E02B 3/20)

E02C 3/00 Inclined-plane ship-lifting mechanisms {Systems for conveying barges or lighters over land, e.g. by railway}

E02C 5/00 Mechanisms for lifting ships vertically (salvaging sunken vessels B63C 7/00)

E02C 5/02 ・with floating chambers