Railroad Crossing Signal. (open access)

Railroad Crossing Signal.

Patent for a railroad crossing signal. The device is created so that the highway signal can be automatically raised or lowered at the crossing by a passing train.
Date: December 13, 1921
Creator: Ridout, Horace J.
System: The Portal to Texas History
Wrench. (open access)

Wrench.

Patent for a nut-wrench capable of tightening different sized nuts. The lower jaw of the wrench has different levels, the overall effect being that of a staircase, while the upper jaw is flat with a bite that holds the nuts in place.
Date: December 15, 1896
Creator: Tiner, John F.
System: The Portal to Texas History
Wagon-Tongue Support. (open access)

Wagon-Tongue Support.

Patent for "improvements in the running gear of draft wagons, and has for its objects to provide a novel, simple device for the support of the wagon tongue, and an improved means for obviating friction between the coupling pole of the vehicle, and the slide bar on the front hounds of the wagon running gear" (lines 8-15).
Date: December 12, 1893
Creator: Tiner, John F.
System: The Portal to Texas History
Injector-Burner. (open access)

Injector-Burner.

Patent for injector burner that provides rapid vaporization by maximum heating the walls of oil chamber and also has improved nozzle with oil outlet pipe. It has a detachable burner nozzle and maximum spread of flame is given by the burner-tip.
Date: December 9, 1902
Creator: Reagan, Edgar
System: The Portal to Texas History
Supporting Structure (open access)

Supporting Structure

Patent for portable support stand for suspension weights. Made foldable for ease of use in outdoor farm work. Including illustration.
Date: December 3, 1918
Creator: Neblett, Cyrus W.
System: The Portal to Texas History