Classifying – separating – and assorting solids – Electrostatic
Patent
1976-10-12
1978-05-23
Knowles, Allen N.
Classifying, separating, and assorting solids
Electrostatic
209 81, B07C 5344
Patent
active
040906116
ABSTRACT:
Method and apparatus for separating bundles of envelopes containing information-bearing documents according to preselected sorting scheme. Documents are marked with iron particle deposits, in coded format, prior to being placed in the envelopes. The locations of the deposits correspond to the information of interest. After the marked documents are sealed in envelopes the locations of the iron particle deposits are sensed to control sorting apparatus for separating the documents according to the sensed information.
REFERENCES:
patent: 3609694 (1971-09-01), Brenner
patent: 3895220 (1975-07-01), Nelson et al.
Knowles Allen N.
Pheripheral Sciences, Inc.
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