Apparatus for Destroying Insects (open access)

Apparatus for Destroying Insects

Patent for an apparatus for destroying insects. Illustrations included.
Date: May 23, 1911
Creator: Crow, William M. & Crow, Levi H.
System: The Portal to Texas History
Cultivator (open access)

Cultivator

Patent for improvements to cultivators.
Date: May 21, 1901
Creator: Skeen, Virgil G.
System: The Portal to Texas History
Machine For Cleaning Vegetable Fiber (open access)

Machine For Cleaning Vegetable Fiber

Patent fora machine for cleaning vegetable fiber. Illustration included.
Date: May 23, 1905
Creator: McCauley, John H. & Winfrey, Edgar M.
System: The Portal to Texas History
Cotton-Threshing Machine. (open access)

Cotton-Threshing Machine.

Patent for a cotton threshing machine with wheels designed to be constructed in the cotton field and easily moved to different parts of the field.
Date: May 29, 1917
Creator: Patterson, Warren A.
System: The Portal to Texas History
Engine Control (open access)

Engine Control

Patent for a car part that goes on the engine to help control fuel supply, and to keep engine parts from burning up.
Date: May 29, 1915
Creator: Craddock, L.J.
System: The Portal to Texas History
Valve. (open access)

Valve.

Patent for a safety valve that closes a conduit when a change in pressure occurs that shuts off the supply of fluid (or gas) until the valve is manually reset.
Date: May 26, 1914
Creator: Ruffner, Earl S., of Wichita Falls, Texas.
System: The Portal to Texas History
Two-Cycle Internal-Combustion Engine and Method of Operating Engines of this Type. (open access)

Two-Cycle Internal-Combustion Engine and Method of Operating Engines of this Type.

Patent for a two-cycle type of internal combustion engine to make the engine more effective. This invention can be used on motor vehicles, motor boats, flying machines and the like.
Date: May 26, 1914
Creator: McKiearnan, Charles A.
System: The Portal to Texas History
Locomotive Brake-Shoe (open access)

Locomotive Brake-Shoe

Patent for a locomotive brake shoe that is "capable of being economically manufactured in a small foundry without the installation of special and elaborate machinery, whereby they may be produced in various repair shops local to different railroad centers" (lines 15-20), including illustrations.
Date: May 29, 1917
Creator: Christensen, Jacob V. C. T.
System: The Portal to Texas History
Table Attachment for Beds (open access)

Table Attachment for Beds

Patent for a table attachment for beds. This table serves as a place for medicines, food, writing, or a book rest.
Date: May 12, 1914
Creator: Thorniley, Clarence W.
System: The Portal to Texas History
Rotary Core-Drill. (open access)

Rotary Core-Drill.

Patent for a rotary drill for drilling into and removing solid core samples of hard formations encountered in deep oil wells. It is designed to remove the core sample intact so the composition of the formation can be analyzed.
Date: May 1, 1917
Creator: Smith, Thomas B.
System: The Portal to Texas History
Pipe-Tongs. (open access)

Pipe-Tongs.

Patent for improvement upon the use of chain tongs. The invention "permits the application of a very strong rotative force" (lines 11-12), "produce rotation of a pipe in either direction" (lines 17-18), and "provides a chain tong which will not crush the pipe..." (lines 22-23).
Date: May 12, 1914
Creator: McLeod, Rueben A.
System: The Portal to Texas History
Flour-Milling Machinery. (open access)

Flour-Milling Machinery.

Patent for flour milling machinery with reduced costs of equipment and operation, less required space, and improved quality and quantity of flour.
Date: May 10, 1921
Creator: Smith, George T.
System: The Portal to Texas History
Liquid-Measuring Device (open access)

Liquid-Measuring Device

Patent for a device that determines the amount of liquid (particularly gasoline and oil) that flows from its glass container with the end of facilitating the exchange of goods, including illustrations.
Date: May 25, 1920
Creator: Meredith, John Dewitt
System: The Portal to Texas History
Measure for Oil-Wells. (open access)

Measure for Oil-Wells.

Patent for a device measuring the depth of oil and other wells by computing the distance preferably by the sand line or other line as it is let down from the earth's surface to the bottom of the well.
Date: May 21, 1918
Creator: Richardson, Robert B.
System: The Portal to Texas History
Support for Telegraph Line-Wires and the Like. (open access)

Support for Telegraph Line-Wires and the Like.

Patent for "supports for telegraph and telephone line wires, electric light line wires, and the like, and the object is to provide simple and highly efficient brackets for holding such wires securely in place ... so that the wires will not drop to the ground" (lines 10-18), including instructions and illustrations.
Date: May 21, 1918
Creator: Wilson, James F.
System: The Portal to Texas History
Rope-Socket. (open access)

Rope-Socket.

Patent for rope socket "for use in connection with oil well drilling bits" (lines 13-14) "which can be quickly, easily and conveniently adjusted to provide a swivel or nonswivel socket as desired" (lines 16-19) including illustrations.
Date: May 28, 1917
Creator: McConnell, Scott Russell
System: The Portal to Texas History