UNT Libraries Government Documents Department - 558 Matching Results

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Acetylene-Gas Generator.

Description: Patent for an acetylene gas generator, which is chiefly operated by the fall of a gas-bell.
Date: July 29, 1902
Creator: Ray, Samuel W.

Activated-Sludge Treatment.

Description: Patent for a method that dehydrates sewage for easier removal.
Date: January 29, 1918
Creator: Moor, William C.

Adjustable Window-Shade Hanger.

Description: Patent for a window-shade hanger that can be "adjusted to fit windows of various widths and shaderollers which vary in length and which may be readily put up and taken down." (lines 18-21) including illustration.
Date: August 29, 1905
Creator: Neale, Albert S.

Aeroplane

Description: Patent for an airplane with improved steering capabilities and adjustments for atmospheric conditions.
Date: September 29, 1914
Creator: Canion, William G.

Air-Brake for Automobiles

Description: Patent for air-brakes in automobiles. It is a system that replaces fluid braking systems with an air-based braking system.
Date: October 29, 1918
Creator: Daniel, Wiley Eugene

Air-Brake Mechanism.

Description: Patent for "a new and useful air-brake mechanisms in relation to a pressure controller and distributer designed to perform the several independent and joint functions of a triple valve, a pressure-retaining valve, and a pressure relief or reducing valve."
Date: May 29, 1900
Creator: Dillander, John

Air Intake Device.

Description: Patent for an air intake device for automobiles and other internal combustion engines. Provides novel and improved heated air supply for carburetors during cold weather. Adjustable to admit unheated air in various proportions according to the air temperature and weather.
Date: January 29, 1918
Creator: Hornburg, C.A.

Air-Lift for Elevating Liquids.

Description: Patent for a pneumatic lift that maintains the air pressure needed to effectively move liquid through a pipe.
Date: June 29, 1915
Creator: Andrews, Benjamin

Alarm.

Description: Patent for an alarm designed to attach to windows or entryways and sound to alert residents of a burglary attempt, with illustrations.
Date: May 29, 1906
Creator: Hobbs, Francis Marion

Animal-Trap.

Description: Patent for certain new and useful improvements in animal traps, including instructions and illustrations.
Date: August 29, 1899
Creator: Griffin, Walter R.

Animal Trap.

Description: Patent for a new and improved animal-trap. This design consists in "the combination, with the frame, of the spear fitted to slide therein and provided with a notched shank, spring for forcing the spear down, and the trigger pivoted to the frame and provided with a forked plate at its lower end, and with a toe for engaging the notch of the shank of the spear" (lines 8-15).
Date: November 29, 1887
Creator: Wood, Evans

Ant Trap.

Description: Patent for a new and improved ant trap. This design consists "[i]n a device for catching ants, the combination, with an open frame, of the end piece or trough, having a concave bottom and overturned edges" (lines 84-87).
Date: March 29, 1887
Creator: Haines, Samuel Alfred

Anti-Rail-Creeper Tie-Plate

Description: Patent for an improvement in Anti-Rail-Creeper Tie-Plates. This device was designed to prevent rails from wearing into the ties, "creeping longitudinally or moving laterally; also to prevent a rail from canting outwardly."
Date: September 29, 1914
Creator: McCombs, Oliver A.

Apparatus for Condensing Flue-Dust.

Description: Patent for an apparatus for "condensing and saving the flue-dust passing with the waste gases through the chimney of lead-smelting furnaces." (Lines 9-12) Includes instructions and illustrations.
Date: March 29, 1892
Creator: Hizon, Hiram W.

Apparatus for Handling Cotton.

Description: Patent for an apparatus for handling seed-cotton. This apparatus is designed to move seed-cotton to gin-feeders, then from the condenser to the press, and also for conveying seeds and motes to an area of deposit.
Date: September 29, 1891
Creator: Eberhardt, Theophilus Charles.

Attachment for Bicycles.

Description: Patent for a package-carrying device that attaches to the frame of a bicycle. Includes instructions and illustrations.
Date: June 29, 1897
Creator: Saunders, David Robert

Attachment For Internal-Combustion Motors

Description: Patent for improvements in attachments for internal- combustion motors. The invention is about new and useful improvements to a specific attachment. The two stated objectives are to provide a device adapted for application to the intake pipe on an internal combustion motor and to provide a device which may be locked in a closed position, thereby preventing theft.
Date: March 29, 1921
Creator: Thomas, James Clarence

Attachment for Locomotives.

Description: Patent for a safety attachment for locomotives that is simple and prevents unwelcome people from getting into a position to take control of the train. It consists of steam pipes with open jets connected with the boiler that go around the entrances of the cab, and the train engineer can turn a valve and make hot steam project across the entrances.
Date: August 29, 1894
Creator: Rutherford, James Rice
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