Mail stacker

Details Mail stacker Mail stacker

1989-05-19

1990-10-23

Hajec, Donald T.

Classifying, separating, and assorting solids

Sorting special items, and certain methods and apparatus for...

Traveling items shifted to form line, or into end or edge...

209900, 271191, 271202, 414791, B07C 104

Patent

active

049649825

ABSTRACT:
For a mail stacker including a compartmented path equipped with switches and stack compartments for sorting the letters, to avoid congestion of the letters assigned to the same compartment upon entry into the compartment there is provided a secondary conveying path parallel to part of the primary conveying path, with the length or transporting speed of the secondary conveying path being dimensioned so that, after two of the above-mentioned letters have been separated and combined again, they are now transported in an overlapping arrangement.

REFERENCES:
patent: 3473034 (1969-10-01), Goldstern
patent: 3724657 (1973-04-01), Katagiri et al.
patent: 4289052 (1981-09-01), Woolston et al.
patent: 4456127 (1984-06-01), Hams
patent: 4774545 (1988-09-01), Tsuji et al.

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