Ships – Mooring device – Boom type
Patent
1974-07-12
1976-02-10
Blix, Trygve M.
Ships
Mooring device
Boom type
114 61, B63B 2156
Patent
active
039371719
ABSTRACT:
A tugboat of the kind used for moving and steering barges has laterally spaced individual hulls which are connected together by cross members in a parallel linkage connection. This permits the hulls to move relative to one another longitudinally while the hulls are retained parallel and laterally spaced apart.
REFERENCES:
patent: 2106432 (1938-01-01), McIntyre
patent: 3398716 (1968-08-01), Neilson
patent: 3494318 (1970-02-01), Katsumura
Blix Trygve M.
Frankfort Charles E.
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