Ships – Building – Canal and ferry boats
Patent
1978-06-16
1981-08-11
Blix, Trygve M.
Ships
Building
Canal and ferry boats
114 88, 144327, 9 2C, 9 6P, B63B 300, B63B 500
Patent
active
042826179
ABSTRACT:
A boat hull is manufactured from a sheet or blank having cut-outs or slots formed therein, such that the blank when folded and when its cut-outs along its edges are mutually connected, a boat hull without a "boxy" shape will be obtained. The cut-outs or slots have enlargements at the tip ends (apices) thereof.
REFERENCES:
patent: 1346161 (1920-07-01), Basquin
patent: 2232313 (1941-02-01), Burch
patent: 2312722 (1943-03-01), Lermont
patent: 2634436 (1953-04-01), Plaziak
patent: 2980153 (1961-04-01), Burch
patent: 3675692 (1972-07-01), Jeans
Blix Trygve M.
Keen D. W.
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