1987-06-04
1988-06-07
Scherbel, David A.
Undertaking
272 1B, 272 54, 272 97, 272146, 434247, A63B 6918
Patent
active
047491809
ABSTRACT:
A mechanical surf board and an elongated support bar beneath the surf board to which the board is pivoted for transverse pivotal movement. The support bar is connected at one end to a power source for movement in a circular path about a transverse axis crosswise of the board. The other end of the support bar is pivotally connected to an upright support rod. The board is locked to the support bar in various positions of pivoted adjustment.
REFERENCES:
patent: 872627 (1907-12-01), Keen
patent: 1789680 (1931-01-01), Gwinnett
patent: 2524238 (1950-10-01), Soule
patent: 2531858 (1950-11-01), Miller
patent: 2661954 (1953-12-01), Koci
patent: 3378859 (1968-04-01), Parker
patent: 3863915 (1975-02-01), Pifer
patent: 4478407 (1984-10-01), Manabe
patent: 4645202 (1987-02-01), Tomba et al.
Chilcot Jr. Richard E.
Scherbel David A.
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