Land vehicles – Wheeled – Nesting vehicles
Patent
1975-12-16
1977-04-19
Song, Robert R.
Land vehicles
Wheeled
Nesting vehicles
188 2D, 188 19, 188 21, 188 29, 188167, B62B 504
Patent
active
040184498
ABSTRACT:
A cart having a spring biased wheel lock, handle actuated release means for the lock, automatic lock release means actuated by a nested cart, and an intercart coupling means.
REFERENCES:
patent: 1872146 (1932-08-01), Jackson
patent: 3015494 (1962-01-01), Fosbrook, Sr.
patent: 3095211 (1963-06-01), Altherr
patent: 3174768 (1965-03-01), Sanders et al.
patent: 3376954 (1968-04-01), Neptune
patent: 3458015 (1969-07-01), Collins et al.
patent: 3501164 (1970-03-01), Peterson
Concors Arthur
Cornell Ronald S.
Smith Milton L.
Song Robert R.
Suo Patrick
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