Motor vehicles – Special wheel base – Having only three wheels
Patent
1987-12-22
1989-02-07
Ball, Michael W.
Motor vehicles
Special wheel base
Having only three wheels
152209R, 152210, 152548, 280DIG5, B62D 6108, B60C 902
Patent
active
048025470
ABSTRACT:
A golf cart having: a front wheel including a low pressure tire of which the tread is provided with a plurality of circumferentially extending grooves; and a rear wheel including a low pressure tire of which the tread is substantially smooth but provided with a plurality of spikes, and the low pressure tire is inflated to a low air pressure of 0.1 to 1.0 kg/cm.sup.2. The golf cart is characterized by the grooves extending substantially straight in the circumferential direction of the tire; the tire of the front wheel comprising a carcass of a bias construction; and the tire of the rear wheel comprising a carcass of a radial construction without a belt for stiff reinforcement beneath the tread.
REFERENCES:
patent: 2836253 (1958-05-01), Lovell
patent: 2904093 (1959-09-01), Kroon
patent: 3098516 (1963-07-01), Vasiljevic
patent: 3125147 (1964-03-01), Hakka
patent: 4508188 (1985-04-01), Duke
patent: 4573549 (1986-03-01), Pankow
Popular Science, Jul. 1959, p. 162.
Ball Michael W.
Knable Geoffrey L.
Sumitomo Rubber Industries Ltd.
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