Armored Tread for Pneumatic Tires (open access)

Armored Tread for Pneumatic Tires

Patent for an armored tread pneumatic tires to protect from punctures. Illustrations included.
Date: July 23, 1912
Creator: Sims, Bona
System: The Portal to Texas History
Attachement for Cultivators. (open access)

Attachement for Cultivators.

Patent for an attachment for cultivators. The attachment allows for quick attachment and removal of the machinery.
Date: February 10, 1914
Creator: Gage, James J.
System: The Portal to Texas History
Attachment for Water-Pipes (open access)

Attachment for Water-Pipes

Patent for attachment for water pipes to prevent bursting of water pipes due to freezing of water while it passes through the pipes.
Date: April 8, 1913
Creator: Finlay, John K.
System: The Portal to Texas History
Internal-Combustion Engine. (open access)

Internal-Combustion Engine.

Patent for an internal combustion engine that improves on an explosive engine with two hollow pistons, one of which slides within the other and both are connected to a triple crank shaft, so that they reciprocate simultaneously in opposite directions. The invention improves on the construction, arrangement, and combination of parts of the explosive engine.
Date: October 28, 1913
Creator: Bogusch, Emil Gustave
System: The Portal to Texas History
Reciprocating Valve. (open access)

Reciprocating Valve.

Patent for a reciprocating valve. This valve is adapted for use with air, gases, or liquids.
Date: March 14, 1916
Creator: Bean, Cecil
System: The Portal to Texas History
Coop Support (open access)

Coop Support

Patent for support structure for chicken coops.
Date: January 9, 1917
Creator: Clippinger, Levi
System: The Portal to Texas History
Cultivator Attachment (open access)

Cultivator Attachment

Patent for a combined cotton chopper and rolling fender to be attached to a cultivator. Illustrations included.
Date: November 21, 1911
Creator: Underwood, Elvy T.
System: The Portal to Texas History