Automatic Alarm for Stem-Boilers. (open access)

Automatic Alarm for Stem-Boilers.

Patent for a new and useful automatic alarm for steam boilers, including instructions and illustrations.
Date: July 18, 1899
Creator: Prencel, Anthony M.
System: The Portal to Texas History
Corn Planter. (open access)

Corn Planter.

Patent for a new and improved planter. This design consists in "[t]he combination of the plate, having extensions and laterally-extending arm or bracket, the hopper mounted upon the extension of the plate, the seed-slide or coiled spring connecting the front end of the latter with the bracket, metal plates secured to the front and rear sides of the rear wall of the hopper above the seed-slide, the brush or cut-off arranged between said plates, and suitable operating mechanism for retracting the seed-slide against the tension of the coiled spring" (lines 6-17).
Date: February 18, 1890
Creator: Cromer, Thomas L.
System: The Portal to Texas History
Induction Coil (open access)

Induction Coil

Patent for induction coil. Illustration included.
Date: April 18, 1905
Creator: Baker, John A.
System: The Portal to Texas History
Tire-Heater. (open access)

Tire-Heater.

Patent for an improved tire heater that utilizes gasolene (gasoline) or other liquid hydrocarbon burners to encircle a tire and direct jets of flame at it to quickly heat the tire. The tire heater can adapt to fit tires of different sizes.
Date: June 18, 1918
Creator: Palmero, Louis M.
System: The Portal to Texas History
Improvement in Cotton-Presses (open access)

Improvement in Cotton-Presses

Patent for "a new and improved cotton-press" (line 3) using a stationary toothed wheel, including instructions and illustrations.
Date: October 18, 1870
Creator: Booton, Sinclair
System: The Portal to Texas History