Land vehicles: dumping – Hopper type – Bottom opening
Patent
1979-12-17
1982-04-27
Paperner, Leslie J.
Land vehicles: dumping
Hopper type
Bottom opening
91453, 105240, 298 37, B60P 156
Patent
active
043267505
ABSTRACT:
An improved gate assembly and gate control assembly for operatively controlling the movement of the gate assembly in material discharging equipment is provided wherein the gate assembly comprises a first and second clamshell gate member, a connecting assembly for pivotably connecting the first and second clamshell gate members to the equipment and substantially synchronizing the movement of the first and second clamshell gate members between a closed position, and an open position, a gate moving assembly operably connected to the first and second clamshell gate members for moving the first and second gate members between the closed and the open position, and the gate control assembly operably connected to the gate moving assembly, the gate control assembly selectively activating the gate moving assembly such that the first and second gate clamshell members are moved between the closed position and the open position. The gate control assembly is further characterized as having a first operational mode and a second operational mode. In the first operational mode the gate control assembly is acutated for positive closure of the first and second clamshell gate members. In the second operational mode the gate control assembly selectively moving the first and second clamshell gate members between the closed position and the open position.
REFERENCES:
patent: 2237299 (1941-04-01), Benbow et al.
patent: 2283753 (1942-05-01), Harcum
patent: 3145057 (1964-08-01), Taggart
patent: 3180514 (1965-04-01), Horton
patent: 3404650 (1968-10-01), Miller et al.
patent: 3427075 (1969-02-01), Kress et al.
patent: 3596565 (1971-08-01), Atkinson
CMI Corporation
Paperner Leslie J.
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