UNT Libraries Government Documents Department - 55 Matching Results

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Barrel Cover.

Description: Patent for a new and improved cover for barrels. This design calls for downward-extending flanges with wings along the perimeter of the cover. These flanges hold the cover in place over the barrel opening, but they also allow for the cover to rest at an angle on the upper rim of the barrel so that one has access to the contents of the barrel without the cover touching the ground.
Date: May 29, 1883
Creator: Lane, Fernando Gustavous

Car-Coupling.

Description: Patent for an improved car-coupling that consists of a hollow drawhead, a knuckle pivoted in the drawhead, a lock that pivots across the drawhead, a catch on one side of the drawhead, a spring presses on the side of the lock, a lever pivoted in the drawhead, a hand rod connected to the arm, a hand rod connected to the drawhead, and a bell crank lever pivoted in the drawhead.
Date: May 22, 1894
Creator: Roosevelt, James A.

Car-Coupling.

Description: Patent for a car-coupling which is an improvement on a patent (No. 520,380) previously granted to the inventor. It has two jaws that are used with a combination of other parts to couple cars.
Date: May 28, 1895
Creator: Roosevelt, James A.

Car Coupling

Description: Patent for a car coupling "which greatly facilitate the connection of two car couplings having the improvements and adapt the knuckle of the car coupling to automatically swing open when free to do so." (line 12-16)
Date: May 26, 1903
Creator: Yeiser, John Clarke

Car-Door Operating and Locking Device

Description: Patent for a car door operating and locking device that provides improved means for automatically closing and locking the doors before starting the car.
Date: May 18, 1915
Creator: Pitts, Hood

Car-Truck Bolster.

Description: Patent for a car-truck bolster "made of cast steel or malleable iron, cast in one piece, and provided with a plurality of corrugations running longitudinally or in an approximately longitudinal direction along the girders which form the sides of the said bolster" (lines 15-20).
Date: May 28, 1895
Creator: Maher, John N. & Wheless, Thomas H.

Churn.

Description: Patent for a new and improved churn. This design "consists, primarily, in the combination, with a suitable bucket, of a removable stationary dasher and a staff loosely mounted to turn on said stationary dasher, said shaft having a series of radial wings or dashers at its lower end" (lines 15-21).
Date: May 12, 1885
Creator: McRae, James Armstrong

Churn and Freezer

Description: Patent for a churn that may also be used as an ice cream freezer. Illustrations included.
Date: May 26, 1908
Creator: Lambie, Robert Common

Clipping and Pruning Shears.

Description: Patent for clipping and pruning shears that can have the blades taken off for sharpening.
Date: May 2, 1911
Creator: South, John P.

Clothes-Line.

Description: Patent for a clothes line that improves on a clothes line previously granted to Lane and Kelly (No. 449,480) that improves how the wire sections connect so that the clothes can be easily attached and detached because there will be less pressure on the clamping loops.
Date: May 9, 1893
Creator: Lane, Fernando G.

Condenser for Cotton-Presses.

Description: Patent for "Improvements in Condensers for Cotton-Presses," (lines 6-7) including illustrations. The invention is designed with cotton bale presses in mind, specifically the "condenser or bat forming device" (line 11).
Date: May 24, 1921
Creator: Taft, John A.

Crude-Oil Burner

Description: Patent for an oil feeder designed to burn crude oil. It features a carbon deposit chamber and a vent pipe.
Date: May 5, 1903
Creator: Hartung, Theodore A.

Design for a Staple.

Description: Design for a staple provided with series of barbs or spurs and intervening corrugations arranged in continuous series at the inner and outer edges of the staple.
Date: May 30, 1899
Creator: La Prelle, John

Ditching-Machine.

Description: Patent for a certain new, useful, and valuable improvement in ditching machines for cutting ditches.
Date: May 3, 1898
Creator: Dillahay, John G.

Door Operating and Locking Device.

Description: Patent for an electric door or gate operating and locking device that allows for automatically opening and closing a door or gate and locking it when it is open or closed. This device may be turned off if necessary to allow for manually moving the door or gate and may be installed cheaply in preexisting structures.
Date: May 18, 1915
Creator: Pitts, Hood

Electric Heater for Metal Workers.

Description: Patent for a electric heater for heating metal in preparation for welding. Consists of a bath of sal ammonia and water with a layer of graphite on top that the metal is placed into and then electric current is turned on which heats the metal to a weldable temperature.
Date: May 7, 1907
Creator: Luthy, Joseph Otto

Elevator-door-operating Apparatus

Description: Patent for an electrically controlled means of automatically "opening and closing the doors of the elevator shaft" without slamming or banging the doors, including illustrations.
Date: May 18, 1915
Creator: Pitts, Hood

Floor Selector-Switch for Electric Door-Operating Apparatus

Description: Patent for floor selector switch for electric door operating apparatus situated at the floor/landing near the elevator shaft to close and open the elevator gate/door. It also allows the elevator operator to use a switch to operate the elevator gate/door, and also lock the gate/door so it cannot be opened by accident. All said to work quickly and quietly.
Date: May 18, 1915
Creator: Pitts, Hood

Generating Oil Burner

Description: Patent for generating oil burner. This invention "relates to apparatus by which steam is generated and petroleum or a hydrocarbon reduced to vaporous condition and mixed or combined with the steam" (line 8-12). Illustrations included.
Date: May 23, 1905
Creator: Spiller, Philip Samuel & Haldeman, Horace P.

Hat-Pin

Description: Patent for a hat pin. This hat pin utilizes a new form of guard to house the pin to prevent injury and keep it from accidentally slipping out. It is also designed to be ornamental, compact, and can be applied to many different types of hat.
Date: May 14, 1918
Creator: Collier, William Reid

Improved Head-Rest.

Description: Patent for a new and improved head-rest for railroad-car seats and other seats, that can be applied to or removed from the back of seats without the use of clamp-screws, and are adjustable and adaptable to the convenience and comfort of different persons. It includes a description and illustrations.
Date: May 31, 1870
Creator: Littlepage, Caleb V.

Improvement in Car-Couplings.

Description: Patent for "a new and improved Car-Coupling"
Date: May 11, 1875
Creator: Shelley, Nathan G.; Bozarth, Stephen P. & Spring, David V.
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