Car Coupling. (open access)

Car Coupling.

Patent for a new and improved coupling for railroad cars. This design consists, "with a draw-head and a pin held to slide vertically therein, of a lever pivotally connected with the said link and fulcrumed on the draw-head, a chain connected with the said lever, an eye through which passes said chain, an arm connected with the inner end of the said chain, and a transversely-extending shaft mounted to turn in suitable bearings in the car-body and carrying the said arm" (lines 15-24).
Date: October 14, 1890
Creator: Onzon, François P.
System: The Portal to Texas History
Feed Water Heater. (open access)

Feed Water Heater.

Patent for a new and improved water-heater. This design consists in "the combination of the supply-pipe, the supply-tank into which said pipe discharges, the said tank having a perforated bottom through which the water percolates, the vertically-divided cylinder forming the annular heating-chamber, the scatter-plates alternatingly located in diverse directions in said chamber, the said plates arranged to spray the water while heating as it falls from plate to plate, and the exhaust-steam pipe that discharges through an open port near the base of said annular heating-chamber" (lines 19-31).
Date: January 14, 1890
Creator: Knox, George F.
System: The Portal to Texas History
Disk-Hoe and Cotton-Chopper (open access)

Disk-Hoe and Cotton-Chopper

Patent for a self-adjusting machine to uneven ground, that is gentle when cultivating around plants, and can be used as an attachment to a wheeled cultivator.
Date: January 14, 1890
Creator: Hurd, Judson B. & McLane, Hiram H.
System: The Portal to Texas History
Cultivator and Cotton-Chopper (open access)

Cultivator and Cotton-Chopper

Patent for improvements "to provide flexible revolving knives or hoes, and, second, to afford facilities for supporting the cultivating and chopping device when out of the ground without throwing more weight behind the axle on the main wheels to tip the end of the pole against the horses necks" (lines 13-19).
Date: January 14, 1890
Creator: Hurd, Judson B. & McLane, Hiram H.
System: The Portal to Texas History