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Car-Coupling

Description: Patent for improvements to railroad car couplings granted to Conrad H. Carpenter. Improvements simplify the coupling construction and allow the cars to be couples automatically.
Date: December 27, 1892
Creator: Carpenter, Conrad H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Spark Arrester for Smoke Stacks.

Description: Patent for a new and improved spark arrester. This design consists "a direct flue or smoke-stack . . . [which] projects and deflects the sparks or cinders through perforations in a vertical wall of a stack into a dead-air space that surrounds the draft-flue, there causing these sparks . . . to impinge against vertical ribs that subdivide the annular air-space that intervenes between an inner and outer cylindrical wall of the stack, gravity of the accumulating mass of cinders causing their disch… more
Date: June 21, 1887
Creator: Wilson, Martin M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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