Grain wagon box with safety grid

Details Grain wagon box with safety grid Grain wagon box with safety grid

1988-05-16

1990-01-16

Rolla, Joseph J.

Dispensing

With casing or support

For bottom discharge dispenser supported on horizontal surface

222192, 52197, 52664, 105247, E04C 242

Patent

active

048937363

ABSTRACT:
A safety grid for center discharge grain boxes includes cross members and longitudinally extending rod members. The grid may be fitted to grain boxes having varying sizes through the use of an adjustable bolt movably connected to the cross members and connected to the box side walls. The cross members may be either tubular or L-shaped in cross section and are interconnected by longitudinally extending rod members.

REFERENCES:
patent: 472661 (1892-04-01), Roberts
patent: 935516 (1909-09-01), Jewett
patent: 1036849 (1912-08-01), Huttel
patent: 1289778 (1918-12-01), Houck
patent: 1383151 (1921-06-01), Quehl
patent: 2797000 (1957-06-01), Winter
patent: 2906438 (1959-09-01), Carpenter
patent: 3108720 (1963-10-01), Roach et al.
patent: 3241673 (1966-03-01), Beresinsky
patent: 3974599 (1976-08-01), Grosh
patent: 4136010 (1979-01-01), Pilie et al.
patent: 4282695 (1981-08-01), Lew
patent: 4646942 (1987-03-01), Kuhns
patent: 4761930 (1988-08-01), Tepera

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