34 Matching Results

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Screen-Hanger. (open access)

Screen-Hanger.

Patent for more accessible window screen hangers. The inventors claimed that these improved screen hangers eliminated the challenge of hanging window screens on the exterior of tall buildings. These screen hangers allowed customers to hang, adjust, and clean screens from the inside of buildings.
Date: December 9, 1919
Creator: Agee, Howard L. & Agee, Sidney A.
System: The Portal to Texas History
Boring-Bar. (open access)

Boring-Bar.

Patent for improvement in boring-bars, particularly in the ability to hold the tool securely "in place during operation and which will prevent the cutting tool from becoming loose in its socket or holder" (lines 12-15). Additional operations include the boring bar turning off or cutting on the outside in instances "where the lathe will not swing over the carriage" (line 19) and the cutting on both "the inside or outside of the work equally as well" (lines 16-18).
Date: January 21, 1919
Creator: Bird, John M.
System: The Portal to Texas History
Apparatus for Curing Tire-Casings (open access)

Apparatus for Curing Tire-Casings

Patent for an improved apparatus for Curing Tire-Casings (relates to molding devices for curing tire casings) which is easily and quickly set up and knocked down, holds casings safely in position while being cured, and highly efficient in curing tire casings.
Date: June 17, 1919
Creator: Bongio, Philip P. & Stephenson Elonzo
System: The Portal to Texas History
Apparatus for Curing Tire Casings. (open access)

Apparatus for Curing Tire Casings.

Patent for a more efficient system for curing tire casings. The new patented apparatus was capable of providing both smooth and ribbed tire textures by way of aluminum tips and molds. Additionally, the apparatus provided retreading and faster curing of pneumatic tires.
Date: December 2, 1919
Creator: Bongio, Philip P. & Stephenson, Elonzo
System: The Portal to Texas History
Fire Extinguisher for Oil-Tanks and the Like (open access)

Fire Extinguisher for Oil-Tanks and the Like

Patent for a fire extinguisher device designed specifically for fires burning in oil tanks, with the intent to lower the costs of production and installation of such devices.
Date: 1919
Creator: Cooper, Isaac N.
System: The Portal to Texas History
Balancing Pump Jack (open access)

Balancing Pump Jack

Patent for increasing the power of pump jacks and providing simple devices for aiding the driving mechanism. A shifting weight helps balance the sucker rod.
Date: February 4, 1919
Creator: Dayton, W.L.
System: The Portal to Texas History
Even-Balance Pump-Jack (open access)

Even-Balance Pump-Jack

Patent for "increasing the power of the pump jacks" (lines 10-11) for improved uniformity during the upstroke and the downstroke.
Date: February 4, 1919
Creator: Dayton, William L.
System: The Portal to Texas History
Power-Jack. (open access)

Power-Jack.

Patent for improvements on the power-jack, which help bring liquids to the surface. Specifically designed "to provide a power mechanism for balancing the load or work at all points of the stroke." (lines 11-13), including illustrations.
Date: October 21, 1919
Creator: Dayton, William L.
System: The Portal to Texas History
Pump-Jack. (open access)

Pump-Jack.

Patent for improvements to pump jacks. Simple gravity actuated devices are provided to aid the power mechanism of the pump jack, resulting in smoother, more even operation.
Date: July 15, 1919
Creator: Dayton, William L.
System: The Portal to Texas History
Pump-Jack (open access)

Pump-Jack

Patent for an improved pump jack to increase its power when in use.
Date: July 15, 1919
Creator: Dayton, William L.
System: The Portal to Texas History
Crude Oil Refining Process (open access)

Crude Oil Refining Process

Patent for the refinement of crude oil, producing refined oil in an economic manor.
Date: November 11, 1919
Creator: Evens, Jewett G. P.
System: The Portal to Texas History
Automatic Control for Gas Water-Heaters. (open access)

Automatic Control for Gas Water-Heaters.

Patent for improvements to "a gas control for instantaneous gas water heaters" (lines 9-10), including illustrations and instructions.
Date: June 17, 1919
Creator: Hamilton, Paul H.
System: The Portal to Texas History
Automatic Gas Control for Gas Water-Heaters. (open access)

Automatic Gas Control for Gas Water-Heaters.

Patent for an automatic control for instantaneous water heaters to control a supply of water and simultaneously an automatic supply of gas to the heater.
Date: October 7, 1919
Creator: Hamilton, Paul H.
System: The Portal to Texas History
Molding Device (open access)

Molding Device

Patent for the improvement of multi-pieced molds through the introduction of a gate and tube that allows for rapid coring of a mold.
Date: December 2, 1919
Creator: Hawkins, Alda F.
System: The Portal to Texas History
Saw-Gummer. (open access)

Saw-Gummer.

Patent for saw gummers with simplified operation and adjustable attachments, enabling quicker gumming or sharpening of gin or metal saws, such as those in a cotton gin.
Date: August 12, 1919
Creator: Helm, Clyde D.
System: The Portal to Texas History
Tire Casing Core (open access)

Tire Casing Core

Patent for a tire casing core designed to make the installation and removal of casings from tires easier to perform with a reduced risk of damaging either item.
Date: April 15, 1919
Creator: Hibbs, C. D.
System: The Portal to Texas History
Machine for Buffing Inner Tubes and the Like. (open access)

Machine for Buffing Inner Tubes and the Like.

Patent for a more efficient and adjustable machine to buff inner tubes and other fabrics.
Date: October 21, 1919
Creator: Hibbs, Cassell D.
System: The Portal to Texas History
Pie-Carrier. (open access)

Pie-Carrier.

Patent for "relatively inexpensive carriers for delivering or shipping pies" (lines 11-12), including one illustration.
Date: July 15, 1919
Creator: Hubig, Simon
System: The Portal to Texas History
Indicator for Vehicles. (open access)

Indicator for Vehicles.

Patent for a device for vehicles which can signal turns and stops. Designed to be used in place of the driver's hand, this device consists of indicator arms mounted of either side of a vehicle and button controls placed near the driver's seat. Illustrations included.
Date: December 30, 1919
Creator: Hutchison, William F., Sr.
System: The Portal to Texas History
Automobile -Tire. (open access)

Automobile -Tire.

Patent for a wire-wrapped casing for car tires.
Date: November 29, 1919
Creator: MIchero, William A.
System: The Portal to Texas History
Aeroplane. (open access)

Aeroplane.

Patent for an airplane (or aeroplane) which provides a large number of control surfaces adjustable by the pilot, including a moveable engine.
Date: January 7, 1919
Creator: Millican, Joel Walter
System: The Portal to Texas History
Gas Producer (open access)

Gas Producer

Patent for a new and more efficient type of gas producer.
Date: February 25, 1919
Creator: Modlin, Frank E.
System: The Portal to Texas History
Gas-Purifier (open access)

Gas-Purifier

Patent for a device that separates impurities and contaminants from gas used in generators. A series of filters, and baffles are used to extract impurities to the gas supplied to a generator.
Date: September 16, 1919
Creator: Modlin, Frank E.
System: The Portal to Texas History
Hairpin (open access)

Hairpin

Patent for preventing "the accidental displacement of the dislodgment of the pin from the hair of the wearer." (Lines 11-12).
Date: September 11, 1919
Creator: Nalle, Charles R. of Forth Worth, TX
System: The Portal to Texas History