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Automated mail processing
by
bernardste
on Wednesday 31 January 2018
on Wednesday 31 January 2018
Introduction
To improve its productivity, the PTTs chose to automate mail sorting in the 1960s. Without getting into technical detail, a sorting machine is made of a set of indexing stations and of a set of sorters. Two different techniques were implemented: direct sorting and delayed sorting.
Direct sorting
In a direct sorting machine, every indexing station is directly connected to all the compartments of the sorter. It may be noted that the information needed to sort is lost after (…)