Ships – Spars – Masts and masting
Patent
1975-10-15
1977-07-26
Blix, Trygve M.
Ships
Spars
Masts and masting
9310E, 114 39, B63B 1500
Patent
active
040375536
ABSTRACT:
The foot of a mast is connected to a sailing board on which the user stands while also holding the mast during sailing. The location of the connection is variable longitudinally of the board during sailing, whereby the most favorable point of application of the wind force to the board can be selected by the user.
REFERENCES:
patent: 641321 (1900-01-01), Perkins
patent: 2466006 (1946-09-01), Danko
patent: 3487800 (1970-01-01), Schweitzer et al.
patent: 3507240 (1970-04-01), Butler
patent: 3707935 (1973-01-01), Rachie
Blix Trygve M.
O'Connor Gregory W.
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