Adjustable Spring Clamp (open access)

Adjustable Spring Clamp

Patent for an improved adjustable spring clamp design.
Date: May 13, 1919
Creator: Hillin, H. C.
Object Type: Patent
System: The Portal to Texas History
Apparatus for Separating Liquids in Emulsion. (open access)

Apparatus for Separating Liquids in Emulsion.

Patent for improved apparatus for separating liquids in emulsion (relates to improved apparatus for separating one liquid from another) when found in emulsion and has especial reference to means for rapidly and effectually dehydrating petroleum oil emulsion.
Date: May 27, 1919
Creator: McKibben, Charles W.
Object Type: Patent
System: The Portal to Texas History
Automatic Fountain Valve For Locomotives (open access)

Automatic Fountain Valve For Locomotives

Patent for improvements to the automatic fountain valves of locomotives.
Date: May 6, 1919
Creator: Yeamans, E. N.
Object Type: Patent
System: The Portal to Texas History
Boiler-Skimmer (open access)

Boiler-Skimmer

Patent for a boiler-skimmer that assist in preventing external pressures from collapsing the float values. These type of boilers are used in steam locomotives.
Date: May 20, 1919
Creator: Schreiber, Norbert
Object Type: Patent
System: The Portal to Texas History
Bottle Stopper. (open access)

Bottle Stopper.

Patent for a bottle stopper made to be an alternative to cork plugs, including illustrations.
Date: May 7, 1919
Creator: Patronel, John.
Object Type: Patent
System: The Portal to Texas History
Burner (open access)

Burner

Patent for improvements in oil super heating burners used in locomotives and other large engines that require the creation of steam to propel them. The invention describes many improvements involving the fuel ejection and atomizing processes.
Date: May 16, 1919
Creator: Henry, Murray
Object Type: Patent
System: The Portal to Texas History
Checking Attachment for Planters (open access)

Checking Attachment for Planters

Patent for a checking attachment for planters that is "easily adjusted to drop seed at various distances" (lines 16-17).
Date: May 27, 1919
Creator: Sprowl, Wiliam L.
Object Type: Patent
System: The Portal to Texas History
Collapsible Rim. (open access)

Collapsible Rim.

Patent for new and useful improvements related to demountable rims that are collapsible. This improvement facilitates the removal of a tire in an easier and expeditious manner.
Date: May 20, 1919
Creator: King, Willis C.
Object Type: Patent
System: The Portal to Texas History
Combination Lock and Jack. (open access)

Combination Lock and Jack.

Patent for a combination lock and jack to prevent automobile theft. The jack locks the operating levers of an automobile to prevent them from moving, and the lock prevents its removal. The jack can also be detached and collapse for easy storage.
Date: May 5, 1919
Creator: Brittain, William Franklin
Object Type: Patent
System: The Portal to Texas History
Construction of the Hulls of Concrete Ships. (open access)

Construction of the Hulls of Concrete Ships.

Patent for "new and useful improvements in Construction of the Hulls of Concrete Ships" (lines 5-6). The improvements enable concrete hulls to be made efficiently, comparatively lightweight, and durable with a new form of rib reinforcement providing strength to withstand all strains of ocean travel.
Date: May 13, 1919
Creator: Holmgreen, Julius H.
Object Type: Patent
System: The Portal to Texas History
Cotton-Chopper (open access)

Cotton-Chopper

Patent for improvements to the cotton-chopper. This invention outfits the cotton-chopper with a blade that can be moved, either mechanically or with electric power. Previously, the blade was fixed and stationary.
Date: May 13, 1919
Creator: Janes, Henry T.
Object Type: Patent
System: The Portal to Texas History
COTTON CLEANER (open access)

COTTON CLEANER

This is a patent for a Cotton Cleaner. This new cotton cleaner is able to use air to rotate the rotors to then separate the dirty cotton from the clean cotton.
Date: May 6, 1919
Creator: Cabrera, Maragarito
Object Type: Patent
System: The Portal to Texas History
Cotton Cleaning Machine (open access)

Cotton Cleaning Machine

Patent for an improved cotton cleaning machine.
Date: May 6, 1919
Creator: Brune, A.
Object Type: Patent
System: The Portal to Texas History
Cutting and Stepping Machine (open access)

Cutting and Stepping Machine

Patent for a cutting and stepping machine meant to replace a human cutter.
Date: May 6, 1919
Creator: Moore, L. R.
Object Type: Patent
System: The Portal to Texas History
Dental Plate (open access)

Dental Plate

Patent for an improved dental plate design that fits better in the mouth of the user and allows for easier speaking and eating.
Date: May 20, 1919
Creator: Glaser, Adolph J.
Object Type: Patent
System: The Portal to Texas History
Destroy the Common Barberry (open access)

Destroy the Common Barberry

Discusses the importance of eradicating the common barberry bush in order to prevent the spread of the disease black stem rust to wheat, oats, barley, rye, and wild grasses. Farmers are advised to dig up all common barberry bushes; however, Japanese barberry bushes are harmless and can remain, or farmers may even replace common barberry bushes with Japanese barberry bushes.
Date: May 1919
Creator: E. C. (Elvin Charles) Stakman, 1885-1979
Object Type: Pamphlet
System: The UNT Digital Library
Device for Printing Blue-Prints (open access)

Device for Printing Blue-Prints

Patent for a new type of printing press for the printing of large blue-prints. It is to be a more effective method of printing large objects with a curved plate to provide a more continuous and effective result.
Date: January 30, 1919
Creator: Cooper, Christopher Columbus
Object Type: Patent
System: The Portal to Texas History
Differential Construction (open access)

Differential Construction

Patent for "a new and Improved Differential Construction" (lines 5-6). "The object of the present invention is to provide a differential particularly suitable for motor vehicles... whereby the spinning of the wheels... is effectually prevented while the relative movement thereof necessary in passing around curves is freely allowed" (lines 22-31).
Date: May 21, 1919
Creator: Reagan, Edgar U. G.
Object Type: Patent
System: The Portal to Texas History
Distant Control Switch Socket For Electric Lights (open access)

Distant Control Switch Socket For Electric Lights

Patent for an improved electric light control switch design meant to decrease the rate of energy consumption.
Date: May 13, 1919
Creator: Davis, J. M.
Object Type: Patent
System: The Portal to Texas History
Drill. (open access)

Drill.

Patent for a drill that provides an improvement to connecting the drill bit to the shank so they do not become detached or break.
Date: May 22, 1919
Creator: Weathersby, Fred Richard
Object Type: Patent
System: The Portal to Texas History
Farming Implement (open access)

Farming Implement

Patent for a farming double plough. This increased a farmers ability to break up the soil and increase productivity.
Date: May 20, 1919
Creator: Raun, George
Object Type: Patent
System: The Portal to Texas History
Heater. (open access)

Heater.

Patent for a heater adapted for use in an internal combustion engine for the purpose of assisting the vehicle to start in cold weather.
Date: May 27, 1919
Creator: Pirtle, Claiborne Clinton
Object Type: Patent
System: The Portal to Texas History
Impression Cake (open access)

Impression Cake

Patent for a new type of impression cake meant for the creation of dental and other kinds of molds.
Date: May 13, 1919
Creator: Downie, James H.
Object Type: Patent
System: The Portal to Texas History
Indicator (open access)

Indicator

Patent for a numbering indicator used to mark the status of stored batteries.
Date: May 29, 1919
Creator: Carter, James William, Jr.
Object Type: Patent
System: The Portal to Texas History