20 Matching Results

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Cultivator. (open access)

Cultivator.

Patent for a cultivator attachment that adjusts the beams to various distances apart.
Date: October 28, 1919
Creator: Kubenka, Otto E. & Janszen, August W.
System: The Portal to Texas History
Rotary Boring-Drill. (open access)

Rotary Boring-Drill.

Patent for improvements in rotary boring drills. The invention provides a fluted drill collar for a drill bit designed to "break up the rock and other material tending to wedge in around the upper part of the head" (lines 19-21). The drill collar forms "a connection between the main rotary drill shaft and the drill bit" (lines 13-15).
Date: January 28, 1919
Creator: Hughes, Howard R.
System: The Portal to Texas History
Change-Speed Mechanism for Tractor-Truck Motor-Vehicles (open access)

Change-Speed Mechanism for Tractor-Truck Motor-Vehicles

Patent for a machine that can be used either as a truck for traveling over highways or as a tractor for farm work.
Date: October 28, 1919
Creator: Miller, William J.
System: The Portal to Texas History
Scraper. (open access)

Scraper.

Patent for a scraper with interchangeable blades, which can be used "for glue joints, and... scraping molded surfaces" (lines 25-26) that includes instructions and illustrations.
Date: January 28, 1919
Creator: Hartmann, John H.
System: The Portal to Texas History
Cattle-Guard (open access)

Cattle-Guard

Patent for an improved cattle guard with two parts that is adapted to specifically fit either inside the railroad tracks or alongside them.
Date: October 28, 1919
Creator: Fisher, Thomas M.
System: The Portal to Texas History
Finger-Guard for Children. (open access)

Finger-Guard for Children.

Patent for a finger guard to keep children from sucking on their fingers. The device is also easy to construct and inexpensive to manufacture.
Date: October 28, 1919
Creator: Cade, William H.
System: The Portal to Texas History
Air Pump (open access)

Air Pump

Patent for an air pump designed to have a strong cylinder and be able to equal quantities of air upon both the upward and downward motion of the piston.
Date: October 28, 1919
Creator: Keating, P. W.
System: The Portal to Texas History
Wire-Line Spooler (open access)

Wire-Line Spooler

Patent for a machine designed to spool wire. It is meant for assisting in oil well drilling operations
Date: March 28, 1919
Creator: Robinson, Robert B.
System: The Portal to Texas History
Dehydrating Apparatus. (open access)

Dehydrating Apparatus.

Patent for an improved food dehydrating apparatus, in which the air pressure in bins of items being dehydrated can be regulated individually, including illustrations.
Date: October 28, 1919
Creator: Taylor, Clarence R.
System: The Portal to Texas History
Device for Controlling Electric Current. (open access)

Device for Controlling Electric Current.

Patent for an improved device for controlling electric current. The device can control electric current from a generator specifically for the use in automobiles not to exceed a certain limit in high speed situations.
Date: January 28, 1919
Creator: Duke, Earle H. & Brown, James D.
System: The Portal to Texas History
Horse-Power Apparatus. (open access)

Horse-Power Apparatus.

Patent for an improved horse-power apparatus for hay baling presses. "A pair of cables are arranged in frictional driving relation to one of which cables the house power is applied, while the other serves the purpose of communicating...to the baling press or other power-receiving parts".
Date: January 28, 1919
Creator: North, George W. & Andreas, H. M.
System: The Portal to Texas History
Cotton-Chopper (open access)

Cotton-Chopper

Patent for
Date: February 28, 1919
Creator: Cogburn, Robert H. of McKinney, TX
System: The Portal to Texas History
Process of Producing Confections. (open access)

Process of Producing Confections.

Patent for a novelty method of packaging confections and similar snacks in an edible packaging resembling a baseball.
Date: July 28, 1919
Creator: Cressey, John A.
System: The Portal to Texas History
Apparatus For Treating Petroleum. (open access)

Apparatus For Treating Petroleum.

Patent for an apparatus that is used to treat petroleum and other heavy hydrocarbons in order to produce gasoline and other liquid fuels.
Date: October 28, 1919
Creator: Andrews, Benjamin & Averill, Willard C., Jr.
System: The Portal to Texas History
Weather-Strip. (open access)

Weather-Strip.

Patent for an improved door weather strip and stop. The device atuates to be both a door stop and a weather strip.
Date: May 28, 1919
Creator: Campbell, Thomas M.
System: The Portal to Texas History
Washing Appliance. (open access)

Washing Appliance.

Patent for a washing appliance that consists of pipes that release hot water within a container. This appliance can be used to wash clothing. The patent explains how the appliance works and the specifics of each pipe.
Date: January 28, 1919
Creator: McFarland, James W.
System: The Portal to Texas History
Measuring Apparatus. (open access)

Measuring Apparatus.

Patent for an improved measuring apparatus. This apparatus improves the measuring of dry goods through a measuring tape that is affixed to the measured goods. The invention allows for goods to be cut to exact lengths.
Date: January 28, 1919
Creator: Garrett, Thomas B.
System: The Portal to Texas History
Oil-Converting Apparatus. (open access)

Oil-Converting Apparatus.

Patent for an apparatus that can be built at moderate cost, which will enable a high rate of commercially efficient work to reduce "the specific gravity of various grades of hyrdo-carbon oils, especially those of a semi-refined character" (lines 22 - 24).
Date: October 28, 1919
Creator: Adams, Joseph H.
System: The Portal to Texas History
Steering-Gear. (open access)

Steering-Gear.

Patent for a new and improved steering-gear. A simplistic and inexpensive design that will prevent the transfer of shocks to the steering wheel when traveling in a straight line.
Date: October 28, 1919
Creator: Scheble, Eugene Stiles
System: The Portal to Texas History
Tie-Spacer. (open access)

Tie-Spacer.

Patent for improvement on tie-spacers when loaded on trucks for the process of creosoting ties. Allowing for treating fluid to flow between all sides of each tie when loaded, including illustrations.
Date: October 28, 1919
Creator: Sommerlatte, Joseph A.
System: The Portal to Texas History