Land vehicles – Wheeled – Occupant propelled type
Patent
1988-08-26
1989-09-05
Marmor, Charles A.
Land vehicles
Wheeled
Occupant propelled type
180210, 280282, B62K 508
Patent
active
048631833
ABSTRACT:
A tricycle which includes a pivotal handlebar about a handlebar sprocket, a drive chain rotating through sprockets disposed along a T-shaped configuration, a pair of front steering wheels, a single driven rear wheel, and a cargo basket attached to a beam member over the pair of front steering wheels, whereby, upon the upward and downward movement of the handlebar, the pair of steering wheels smoothly turn in the left or the right direction in a narrow space without shaking the cargo basket attached to the tricycle.
REFERENCES:
patent: 580587 (1897-04-01), Warman
patent: 2055747 (1936-09-01), Laube et al.
patent: 3561778 (1971-02-01), LaBrie
patent: 3921464 (1975-11-01), Greseth
patent: 3921467 (1975-11-01), Matsuura
patent: 4088199 (1978-05-01), Trautwein
patent: 4132435 (1979-01-01), Wilson
patent: 4277078 (1981-07-01), Root
patent: 4634137 (1987-01-01), Cocksedge
patent: 4740004 (1988-04-01), McMullen
Hwang In Mo
Hwang Yong Koo
Mar Michael
Marmor Charles A.
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