Resource Type

47 Matching Results

Results open in a new window/tab.

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
Interliner for Tires (open access)

Interliner for Tires

Patent for a liner that goes inside of an inner tube that is inside of a pneumatic tire. The device works to help slow flats in tires and improve the structure of a tire.
Date: October 7, 1919
Creator: McDonald, John P.
System: The Portal to Texas History
Mechanism for Rotating Earth-Drill Bits. (open access)

Mechanism for Rotating Earth-Drill Bits.

Patent for a mechanism for rotating earth-drill bits that introduces an up and down motion.
Date: October 7, 1919
Creator: Nippert, Worley
System: The Portal to Texas History
Tool Holder. (open access)

Tool Holder.

Patent for a device to hold a tool with a beveled edge against an emery wheel for the purpose of sharpening. The tool holder can be adjusted and used for multiple tool types.
Date: October 7, 1919
Creator: Quillin, Alphonso L.
System: The Portal to Texas History
Projecting-Machine. (open access)

Projecting-Machine.

Patent for improvements to a projector that relate to advertising. The inventor references adjustments to a previous patent, No. 1069521 from August 5, 1913. Adjustments include making the device more accurate and reliable, and to adapt it to be able to display opaque surfaces, postcards, and other printed items during any time of day. Additionally, the revoluble slide magazine has a mechanism that allows it to operate continuously without assistance from the operator.
Date: October 7, 1919
Creator: Bernard, Oscar C.
System: The Portal to Texas History
Tire Structure (open access)

Tire Structure

Patent for a tire structure that eliminates circumferential differences and also renders a simpler, less expensive model for tire construction.
Date: October 7, 1919
Creator: Smith, Jesse G.
System: The Portal to Texas History
Fishing-Rod Handle. (open access)

Fishing-Rod Handle.

Patent for a fishing rod handle that also functions as a pistol.
Date: October 7, 1919
Creator: Key, Henry C.
System: The Portal to Texas History
Draft-Equalizer. (open access)

Draft-Equalizer.

Patent for Draft Equalizer. Patent states this invention "relates to the new and useful improvements in draft-equalizers" (lines 10-11). Includes instructions and illustrations.
Date: February 20, 1918
Creator: Dudley, Thomas J. & Bryant, Marvin H.
System: The Portal to Texas History
Bailing-Press (open access)

Bailing-Press

Patent for improvements in bailing presses, for baling cotton and other materials and substances. Baling press have strong and durable organization devices and mechanisms for feeding and pressing cotton.
Date: October 7, 1913
Creator: Murray, Stephen D.
System: The Portal to Texas History
Combined Plow and Cultivator. (open access)

Combined Plow and Cultivator.

Patent for combined plow and cultivator "to provide a manually operated mechanism by which the front and rear plows may be simultaneously adjusted up or down, and held in any position of such adjustment" (lines 11-15).
Date: October 7, 1913
Creator: Womble, Corneilous E. & Martin, Henry G.
System: The Portal to Texas History
Air Suction and Force Pump (open access)

Air Suction and Force Pump

Patent for improvement in suction and force pumps, a pneumatic lift-and-force pump for raising water from wells.
Date: October 7, 1913
Creator: De Hymel, Franklin O.
System: The Portal to Texas History
Baling-Press. (open access)

Baling-Press.

Patent for improvements in baling-presses by making baling-presses into a hand held portable press which includes a head block that could be released easily and quickly. Illustration is included.
Date: October 7, 1913
Creator: Nicholas, Joseph W.
System: The Portal to Texas History
Insect-Trap. (open access)

Insect-Trap.

Patent for an insect trap that entraps and kills insects that infest live plants or trees. This trap has a lantern to attract insects; the lantern is mounded in a pan that can be filled with liquid that injures and kills the insects.
Date: October 7, 1913
Creator: Cook, Katherine B.
System: The Portal to Texas History
Well Cleaning Device (open access)

Well Cleaning Device

Patent for a device to clean a well to prevent pumps from being clogged.
Date: October 7, 1913
Creator: Kilburn, John Franklin
System: The Portal to Texas History
Steam Cotton-Baling Tamper. (open access)

Steam Cotton-Baling Tamper.

Patent for improvements in steam cotton-baling tamper by automating the tamping process and the feed of cotton to the baling hopper. Illustration is included.
Date: October 7, 1913
Creator: Walker, Jackson Lamar
System: The Portal to Texas History
Street-Indicator for Electric Cars. (open access)

Street-Indicator for Electric Cars.

Patent for improvements in street indicating device for electric cars by informing the driver which street is, as the car approaches the streets. The device can be mount within a car and once it is installed, it is completely automatic. Illustration is included.
Date: October 7, 1913
Creator: Morton, James E.
System: The Portal to Texas History
Refrigerating-Machine. (open access)

Refrigerating-Machine.

Patent for a refrigerator that operates connected to an ice-making machine
Date: October 7, 1913
Creator: Schrade, John Jacob
System: The Portal to Texas History
Sanitary Drinking-Fountain. (open access)

Sanitary Drinking-Fountain.

Patent for improvement in sanitary drinking fountains by providing a device in which the “discharge nozzle of the fountain is protected against contact with the mouth of the user, thereby enhance the sanitary nature of the fountain” (lines 16-20). Illustration is included.
Date: October 7, 1913
Creator: Moore, Isham S.
System: The Portal to Texas History
Fly-Fan. (open access)

Fly-Fan.

Patent for improvements in fly fans, is to use the fan in conjunction “with screen doors whereby during the opening and closing of the door the fan will be operated in a direction to direct a current of air outwardly and thereby act as a barrier against the ingress of flies” (lines 16-21). Illustration is included.
Date: October 7, 1913
Creator: Williams, John W.
System: The Portal to Texas History
Shoe-Drier. (open access)

Shoe-Drier.

Patent for a device to help dry and warm shoes.
Date: October 7, 1913
Creator: McIver, James William
System: The Portal to Texas History
Seed-Tester (open access)

Seed-Tester

Patent for "new and useful Improvements in Seed-Testers" (lines 5-6), including instructions and illustrations.
Date: October 7, 1913
Creator: Weaver, Willis
System: The Portal to Texas History
Novel Solvent for the Simultaneous recovery of Radioactive Nuclides from Liquid Radioactive Wastes (open access)

Novel Solvent for the Simultaneous recovery of Radioactive Nuclides from Liquid Radioactive Wastes

The present invention relates to solvents, and methods, for selectively extracting and recovering radionuclides, especially cesium and strontium, rare earths and actinides from liquid radioactive wastes. More specifically, the invention relates to extracting agent solvent compositions comprising complex organoboron compounds, substituted polyethylene glycols, and neutral organophosphorus compounds in a diluent. The preferred solvent comprises a chlorinated cobalt dicarbollide, diphenyl-dibutylmethylenecarbamoylphosphine oxide, PEG-400, and a diluent of phenylpolyfluoroalkyl sulfone. The invention also provides a method of using the invention extracting agents to recover cesium, strontium, rare earths and actinides from liquid radioactive waste.
Date: October 7, 1999
Creator: Romanovskiy, Valeriy Nicholiavich; Smirnov, Lgor V.; Babain, Vasiliy A.; Todd, Terry A. & Brewer, Ken N.
System: The UNT Digital Library
Crude-Oil Burner (open access)

Crude-Oil Burner

Patent for a crude oil burner used for fuel.
Date: October 7, 1902
Creator: Seeger, John B.
System: The Portal to Texas History
Automatic Elevator Gate (open access)

Automatic Elevator Gate

Patent for an elevator gate that will automatically be raised or lowered upon ascent or descent of the elevator, with illustrations.
Date: October 7, 1902
Creator: McNaught, Ira S.
System: The Portal to Texas History