Land vehicles – Ski or skate appliance or attachment – Scabbards for ice or roller skates
Patent
1974-08-15
1976-03-02
Sheridan, Robert G.
Land vehicles
Ski or skate appliance or attachment
Scabbards for ice or roller skates
280 4317, 280415R, 280461A, B60P 144
Patent
active
039412644
ABSTRACT:
A self-loading trailer includes two U-shaped frames nested one into the other and pivoted by means of two coaxial pins. The inside frame functions as load forks and the outside frame functions as a lever. The outside frame has ground engaging wheels toward the rear thereof and is connectable at the front end to the lift bars of a tractor hitch. Actuation of the lift bars raises and lowers the load forks.
REFERENCES:
patent: 3039633 (1962-06-01), Mindrum et al.
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