Land vehicles: dumping – Tilting – Tilting about plural or shifting fulcrums
Patent
1998-11-16
1999-09-28
Gordon, Stephen T.
Land vehicles: dumping
Tilting
Tilting about plural or shifting fulcrums
298 22P, 298 27, 298 35R, B60P 116
Patent
active
059575387
ABSTRACT:
This invention relates to a trailer drawn by a tractor vehicle which includes the combination of a rear and belly dump and in which the trailer rear wheel assembly remains entirely on the ground when the means for elevating the trailer for rear dump is made, including means for permitting the material to be dumped to directly dump beyond the wheels of the trailer, and further, to permit the trailer wheels and the tractor wheels to be moved close together during rear dump for purposes of distribution of the material and further to include a clean-out door for dislodging material which may have been stuck during dumping operation.
REFERENCES:
patent: 2662780 (1953-12-01), Talbert
patent: 3055710 (1962-09-01), Black
patent: 3111346 (1963-11-01), Harbers et al.
patent: 3158402 (1964-11-01), Clement
patent: 3224811 (1965-12-01), Horvath
patent: 4289353 (1981-09-01), Merritt
patent: 4733451 (1988-03-01), Voigt
patent: 4883321 (1989-11-01), Voigt
patent: 4941581 (1990-07-01), Searles et al.
patent: 5551759 (1996-09-01), Hoss et al.
Tranco, American Trucker, Mar. 1997, National Insert, 1 page.
Flow Boy, American Trucker, Oct. 1997, p. SE 5.
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