Sorting apparatus and method of control for the same

Details Sorting apparatus and method of control for the same Sorting apparatus and method of control for the same

1991-10-11

1994-11-22

Envall, Jr., Roy N.

Boots, shoes, and leggings

364468, 198365, 207563, G08C 2502

Patent

active

053674669

ABSTRACT:
A method for controlling a sorting apparatus of the type including a plurality of mobile carriages for the transport and unloading of objects transported, in which: a predetermined advance time "t" with respect to the moment of unloading, a signal is sent to the carriage which activates the unloading motor in accordance with a predetermined scale of acceleration and for a pre-set time interval. In return a confirmation signal is generated. In the absence of the confirmation, a new signal is sent analogous to the preceding one, so as to control the unloading with an advance time "t" reduced by an interval of .DELTA.t equal to the time period between the sending of the first and second control signal.

REFERENCES:
patent: 3394349 (1968-07-01), Day
patent: 4274783 (1981-06-01), Eineichner et al.
patent: 4314237 (1982-02-01), Darrow
patent: 4471356 (1984-09-01), Gidl
patent: 5018073 (1991-05-01), Goldberg
patent: 5113349 (1992-04-01), Nakamura et al.

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