Method for constructing a combination rear dump and bottom dump

Details Method for constructing a combination rear dump and bottom dump Method for constructing a combination rear dump and bottom dump

1986-04-25

1988-03-29

Spar, Robert J.

Metal working

Method of mechanical manufacture

Converting

29434, 105239, 105260, 296184, 298 1R, 298 177, 298 27, B60R 2700

Patent

active

047334517

ABSTRACT:
The present invention relates to a new type of trailer for trucks used in the construction industry. The invention discloses a combination bottom dump and tail dump trailer in a single unit and a method to build such a unit. The trailer generally comprises a cargo area, a bottom dump hatch in the cargo area, a tailgate door and lifting rams to lift the front of the trailer up to allow cargo to be dumped out the tailgate.

REFERENCES:
patent: 888793 (1908-05-01), Enley
patent: 891963 (1908-06-01), Stafford
patent: 3552659 (1971-01-01), Meyer
patent: 3917084 (1975-11-01), Swisher, Jr. et al.
patent: 4348047 (1982-09-01), Harshman

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