Carpet Stretcher (open access)

Carpet Stretcher

Patent for carpet stretcher. Illustration included.
Date: October 17, 1905
Creator: Williams, Robbert D.
System: The Portal to Texas History
Tank-Bottom Holder. (open access)

Tank-Bottom Holder.

Patent for a tank bottom holder that allows a tank bottom to be "securely and accurately maintained in proper cooperative relation to the edge turning tool and readily manipulated in the required manner" (lines 13-17). That tank bottom holder can be adjusted to fit a variety of tank bottom sizes, and the patent includes illustrations and instructions.
Date: August 11, 1914
Creator: Smith, Walter O.
System: The Portal to Texas History
Device For Cleaning Electrodes Of Make-And-Break Spark-Plugs. (open access)

Device For Cleaning Electrodes Of Make-And-Break Spark-Plugs.

Patent for improvements in cleaning the electrodes of make and break spark plugs, with an illustration and explanation.
Date: August 6, 1918
Creator: Irwin, H. G.
System: The Portal to Texas History
Cotton-Picking Device (open access)

Cotton-Picking Device

Patent for cotton-picking device. The object of the invention is to provide a novel and improved device for picking cotton by hand. Patent is for the protection of the digits.
Date: January 25, 1921
Creator: Vincent, George Hilliard
System: The Portal to Texas History
Cultivator Attachment. (open access)

Cultivator Attachment.

Patent for an attachment for the cutting of weeds and soil moving. It is designed to be attached to any cultivator or plow beam either singly or duplicated.
Date: February 1, 1921
Creator: Turner, Edwin E.
System: The Portal to Texas History
Cotton-Bur Separator. (open access)

Cotton-Bur Separator.

Patent for improvements in apparatus for separating burs from cotton lint despite severe weather conditions, illustrations included.
Date: August 20, 1918
Creator: Irwin, Samuel D.
System: The Portal to Texas History
Axle Lubricator. (open access)

Axle Lubricator.

Patent for axle lubricator. This invention makes it so that manual lubrication of spindles is eliminated.
Date: November 15, 1921
Creator: Bass, Thomas G.
System: The Portal to Texas History
Wire-Stretcher (open access)

Wire-Stretcher

Patent for improvements to wire-stretchers, "particularly to those arranged for disposal upon wagons, and has for its object to provide a wire-stretcher with which a plurality of wires may be stretched simultaneously and which will be arranged to hold the spools containing the wire which is to be strung." (lines 12-18), including illustrations.
Date: October 24, 1905
Creator: Manning, Butler S.
System: The Portal to Texas History
Vaporizing Attachment for Internal-Combustion Engines. (open access)

Vaporizing Attachment for Internal-Combustion Engines.

Patent for a vaporizing attachment for internal combustion engines which provides means for vaporizing and introducing liquid fuel into the cylinders while the motor is in motion.
Date: January 7, 1919
Creator: Irwin, Herbert G.
System: The Portal to Texas History
Vacuum-Operated Make-And-Break Spark Plug (open access)

Vacuum-Operated Make-And-Break Spark Plug

Patent for an improved "vacuum operated make and break spark plug" (lines 16-17) including illustrations.
Date: November 19, 1918
Creator: Irwin, Herbert G.
System: The Portal to Texas History
Vacuum-Energized Make-and-Break Spark-Plug. (open access)

Vacuum-Energized Make-and-Break Spark-Plug.

Patent for a vacuum-energized make-and-break spark plug that "relates to new and useful improvements in ignition apparatus for internal combustion engines" (lines 16-18) including instructions and illustrations.
Date: June 4, 1918
Creator: Irwin, Herbert Glen
System: The Portal to Texas History
Vacuum-Operated Make-and-Break Spark-Plug. (open access)

Vacuum-Operated Make-and-Break Spark-Plug.

Patent for simple and efficient improvements to vacuum-operated make-and-break spark plugs, including illustrations and instructions.
Date: June 10, 1919
Creator: Irwin, Herbert Glen
System: The Portal to Texas History