Land vehicles – Skates – Runner type
Patent
1985-12-03
1987-07-14
Mitchell, David M.
Land vehicles
Skates
Runner type
A63C 512
Patent
active
046798145
ABSTRACT:
In a downhill snow ski there is provided at least one torsional reinforcing layer intermediate to the top and the bottom running surface and generally parallel thereto formed from fibers of high elastic modulus which are randomly oriented in a matrix material to increase the torsional stiffness of the ski.
REFERENCES:
patent: 2648543 (1953-08-01), Grabowski
patent: 3635482 (1972-01-01), Holman
patent: 3902732 (1975-09-01), Fosha, Jr. et al.
patent: 4035000 (1977-07-01), Lacroix
patent: 4383701 (1983-05-01), Hirnbock
patent: 4412687 (1983-11-01), Andre
patent: 4455037 (1984-06-01), Alpel et al.
Meatto Franklin D.
Pilpel Edward D.
D'Alessandro Ralph
Mitchell David M.
O'Day Thomas P.
TriStar Sports Inc.
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