Pneumatic tube system

Conveyors: fluid current – Carrier – Having end opening

Patent

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Details

220323, 292 33, B65G 5106

Patent

active

051818060

ABSTRACT:
A pneumatic tube system comprising: a pair of terminals; an overhead cylindrical tube connecting the terminals; a captive carrier for passage through the tube, the carrier having an internal cavity for carrying articles and removable caps at the distal ends thereof enclosing the cavity; a carrier receiver enclosed within each of the terminals for receiving the carrier, the carrier receiver being operable to reciprocally move the carrier axially along a pre-determined axis which is angularly movable relative to the tube; and a cap removing assembly in each of the terminals operable to remove a cap from one end of the carrier to permit access to the carrier cavity and to replace the cap to permit transfer of the carrier through the tube.

REFERENCES:
patent: 556417 (1896-03-01), Hoppner et al.
patent: 654567 (1900-07-01), Hamill
patent: 947714 (1910-01-01), Leclair
patent: 1618730 (1927-02-01), Ricker
patent: 1892743 (1933-01-01), Wenger
patent: 2535275 (1950-12-01), Dixon
patent: 2736513 (1956-02-01), Amann et al.
patent: 2866574 (1958-12-01), Roumeliotis
patent: 4339098 (1982-07-01), Tardot
patent: 4707323 (1987-11-01), Vowell
patent: 4941777 (1990-07-01), Kieronski

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