Car Ventilator.
Description:
Patent for a new and improved car-ventilator. This design consists in "an eduction pipe arranged lengthwise of the car" (lines 103-104). It further consists in a casing "at the end of the pipe, the fan-wheel mounted upon a shaft within said casing, [another] casing arranged adjacent to the [first] casing, a fan-wheel arranged within [a third] casing upon an extension of the shaft, and valves in the eduction pipe, to be opened and closed by the air" (lines 1-7).
Date:
October 11, 1887
Creator:
Tull, Francis Shalis
Item Type:
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Patent
Partner:
UNT Libraries Government Documents Department