Land vehicles – Wheeled – Extensible
Patent
1975-01-06
1976-04-06
Song, Robert R.
Land vehicles
Wheeled
Extensible
280 4729, B62B 104
Patent
active
039485374
ABSTRACT:
A hand truck intended primarily for transporting luggage comprising an elongated generally rectangular back frame having an elongated generally rectangular nose extension pivoted thereto adjacent the lower end of the frame. The pivot connection is established by hinge brackets fixedly secured to the nose extension and pivoted to the back frame on an axis adjacent the lower end of the back frame. Wheel support brackets mount a pair of wheels substantially rearwardly of the lower end of the back frame. The hinge brackets include angularly disposed flat support surfaces adapted to engage the ground or floor when the nose extension is in the loading position or the generally upright rest position.
REFERENCES:
patent: 2792233 (1957-05-01), Stackhouse
patent: 2845278 (1958-07-01), Breeler
Brooks & Perkins, Incorporated
Pekar John A.
Song Robert R.
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