Land vehicles – Wheeled – Occupant propelled type
Patent
1988-06-13
1989-08-29
Rice, Kenneth R.
Land vehicles
Wheeled
Occupant propelled type
180 21, 180342, 280 78, 280210, 280213, 280DIG7, 305 19, 446458, A63G 2500
Patent
active
048610534
ABSTRACT:
A spherical element is disclosed having an external pivotably mounted bail counterbalance by an internal counterweight where the sphere is operable over plane surfaces and water supporting a variety of counterbalanced instrumentalities upon the bail and maintained upright by the counterweight when the spherical unit is moving, as well as when at rest.
REFERENCES:
patent: 1394328 (1921-10-01), Miller
patent: 2104636 (1938-01-01), Burcham
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