Land vehicles – Ski or skate appliance or attachment – Scabbards for ice or roller skates
Patent
1977-10-31
1978-11-28
Sheridan, Robert G.
Land vehicles
Ski or skate appliance or attachment
Scabbards for ice or roller skates
280 791R, 280408, 280458, B60D 114
Patent
active
041272021
ABSTRACT:
A stablized, true tracking trailer adapted to be cross-coupled with other true tracking trailers into a train, each trailer having a vehicle body including a cargo bed and having a fixed wheel and two castor wheels supporting the body, thereby providing a stable 3 point contact with the ground, a first and second pivotal connector attached proximate opposite corners of the first end of the body, and a third and fourth pivotal connector attached proximate opposite corners of a second end of the body for use with trailer cross-coupling linkage arms.
REFERENCES:
patent: 2313235 (1943-03-01), Grove
patent: 3294417 (1966-12-01), March
Jennings Frederick R.
Moritz James O.
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