Gate-Operating Mechanism (open access)

Gate-Operating Mechanism

Patent for an improved gate operating mechanism to allow vehicles to approach the gate and the gate move to the open position and to move to the closed position has passed through the gate opening. Includes illustrations.
Date: August 21, 1917
Creator: McDaniel, James M. & McDaniel, Claud M.
System: The Portal to Texas History
Lubricating Oil Dispenser (open access)

Lubricating Oil Dispenser

Patent for a lubricating oil dispenser designed specifically to dispense lubricants and similar liquids. Dispenser is formed with a transparent container tubes to show the customer the character of the liquid being dispensed.
Date: May 30, 1922
Creator: Fenaes, Alfred R. & Kennedy, William H.
System: The Portal to Texas History
Clip for Eyeglass Cases and The Like (open access)

Clip for Eyeglass Cases and The Like

Patent for a clip for eyeglass cases and the like. Meant to provide an inexpensive and simple clip to hold eyeglass cases in the pocket to prevent displacement.
Date: March 14, 1922
Creator: Evans, William B.
System: The Portal to Texas History
Sweet Potato Curing House (open access)

Sweet Potato Curing House

Patent for useful improvements in sweet potato curing houses. The designs provides for a heated and ventilated structure to prevent the rotting of the sweet potatos.
Date: January 6, 1920
Creator: Woods, Edgar Miles.
System: The Portal to Texas History
Railroad Tie (open access)

Railroad Tie

Patent for an improved railroad tie. The improved railroad tie will be more resilient, with a housing made of pressed metal.
Date: November 18, 1919
Creator: Autrey, Benjamin P.
System: The Portal to Texas History
Sectional Rim (open access)

Sectional Rim

Patent for a sectional rim, which provides a sectional demountable tire rim with interlocking means to easily actuate and separate so that the tire can be removed from or applied to the rim.
Date: May 31, 1921
Creator: Williams, Harry S.
System: The Portal to Texas History
Internal Combustion Engine (open access)

Internal Combustion Engine

Patent for a improved Internal Combustion Engine. The improvement is the construction of the ignition of the internal combustion engine where the fuel in the compression chamber is ignited explosion of a different fuel of a more highly explosive nature.
Date: August 9, 1921
Creator: Simpson, Joseph Ryan.
System: The Portal to Texas History
Washboiler (open access)


Patent for improved Washboilers. The improvements provides a more efficient circulation of water to insure the proper cleaning of fabrics and prevent damage of the fabric.
Date: February 22, 1921
Creator: Patterson, Thomas Allison.
System: The Portal to Texas History
Wrist Blotter (open access)

Wrist Blotter

Patent for a wrist blotter that provides a simple and inexpensive blotter to be attached to the wrist.
Date: October 1, 1918
Creator: Cardwell, Harland W.
System: The Portal to Texas History