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Adjustable Device for Dressing Down Bearings

Description: Patent for a tool that dresses down bearings. Railroad engine journals and their corresponding bearings show wear over time. When replacing bearings into such a journal, without adaptation of the bearing there will be an improper fit, resulting in "hot journals" or "hot boxes". This tool adapts a bearing to a proper fit for the journal into which it will be installed.
Date: December 12, 1922
Creator: Mitchell, William A.
Partner: UNT Libraries Government Documents Department

Grain-Car Door.

Description: Patent for Grain-Car Door. "The object the present invention is to arrange the door for use in transporting grain without requiring any additional grain door or planking on the inside door opening." (Line 3)
Date: April 23, 1918
Creator: Hartough, Edward W.
Partner: UNT Libraries Government Documents Department

Arc-Lamp Attachment

Description: Patent for improving arc lamp attachments. The attachment allows an arc lamp to be able to use an incandescent lamp in place of the electrodes in an arc lamp. The attachment increases the efficiency and durability of the arc lamp.
Date: April 2, 1918
Creator: Pratt, James R.
Partner: UNT Libraries Government Documents Department

Heater.

Description: Patent for a heater adapted for use in an internal combustion engine for the purpose of assisting the vehicle to start in cold weather.
Date: May 27, 1919
Creator: Pirtle, Claiborne Clinton
Partner: UNT Libraries Government Documents Department

Grain Door

Description: Patent for a railway car door that is designed to assist with loading and unloading of grain
Date: October 23, 1915
Creator: Alquist, Sven Peter
Partner: UNT Libraries Government Documents Department

Saddle-Stirrup.

Description: Patent for saddle stirrup, with illustrations. The invention "relates to those stirrups which are provided with foot-pieces adapted to oscillate thereupon... and at the same time provide means whereby the foot-pieces can have limited universal movement" (lines 10-15).
Date: November 21, 1882
Creator: Shellenberger, Samuel L.
Partner: UNT Libraries Government Documents Department

Hay Press.

Description: Patent for a new and improved hay-press. This design "is to produce a hay-press of simple construction that will work easily and rapidly, that will operate in such a manner that the hay cannot clog in the press, and in which the plunger or follower will be automatically reciprocated by a continuous motion of the main pulley" (lines 9-15). It consists, "with the plunger having a sideways-extending arm, a screw-shaft connected with the plunger and having a sideways-extending arm, the pinion on the screw-shaft, the shaft and pinions . . . of a tilting frame" (lines 113-118).
Date: January 13, 1891
Creator: Donald, Frank
Partner: UNT Libraries Government Documents Department

Wick Trimmer.

Description: Patent for a new and improved wick trimmer. This design "is to provide a lamp-wick trimmer with adjustable guides that will afford means to retain the implement in correct position for use on lamp-wick tubes of different sizes, and furthermore to furnish the wick-trimmer with blades that will shear the wick from each side edge toward the center simultaneously" (lines 7-14).
Date: May 31, 1892
Creator: Andrews, Daniel L.
Partner: UNT Libraries Government Documents Department

Cradle.

Description: Patent for a new and improved cradle. This design "has for its object to provide a hanging cradle suspended from its [frame] . . . being arranged in such a manner whereby the cradle is capable of being moved . . . in an easy, uniform, and steady motion without the danger of tilting over" (lines 8-16). It consists in "[a] swinging cradle comprising the folding end bars, the cross-bar having a depressed portion and end projections forming the pivotal axes for the bars, the catches pivoted to the end bars and adapted to engage the depressed part of the bar . . . and the spring-suspensions" (lines 12-18).
Date: July 5, 1892
Creator: Meek, James H.
Partner: UNT Libraries Government Documents Department

Bicycle Attachment.

Description: Patent for "a new and improved bicycle attachment arranged to serve as a foot-rest for the feet of the rider while coasting and adapted to be lowered to support the bicycle in a vertical position when not in use and to securely lock the wheel and support together to prevent the machine from being stolen" (lines 7-14), including illustrations.
Date: May 11, 1897
Creator: Zintgraff, August
Partner: UNT Libraries Government Documents Department

Releasing Device For Brakes Of Drive-Wheels.

Description: Patent for "releasing devices for the brakes of drive-wheels of locomotives, whereby the brakes are instantaneously released at the time the train is in motion and before the braked drive-wheels are on the point of sliding on the rails, also before the triple valve acts to release the brakes." (Lines 15-21) Includes instructions and illustrations.
Date: July 13, 1897
Creator: Pelham, Walter O.
Partner: UNT Libraries Government Documents Department

Railway-Car.

Description: Patent for a railway car that runs close to the railroad tracks, to prevent damage should it become derailed or in another accident. Includes instructions and illustrations.
Date: August 24, 1897
Creator: Finley, Jefferson L.
Partner: UNT Libraries Government Documents Department

Car-Coupling.

Description: Patent for a simple, practical, and reliable car-coupling with a side latch. It is "adapted for automatic connection in pairs, when two cars having the improvements are brought together on the same track, which will be capable of a ready release from the side of either coupled car, and also that will be adapted by its peculiar formation to receive support from one part of the improvements, when a coupled drawhead is partly detached from its connections to the car, and which if not so sustained might fall on the track, derail the car having the disabled coupling, and occasion the wreckage of said car and others of a train" (lines 14-27).
Date: January 15, 1895
Creator: Curry, Charles D.
Partner: UNT Libraries Government Documents Department

Surgical Instrument.

Description: Patent for a surgical instrument meant to help examine and treat the urethra and similar internal canals and passages. It can easily be cleaned and taken apart.
Date: January 15, 1895
Creator: Johnson, Emmet E.
Partner: UNT Libraries Government Documents Department

Press-Box for Horizontal Oil-Presses.

Description: Patent for a press-box for horizontal oil-presses that produces "a cake of even thickness and density, and without strain on any part of the box" (lines 11-13) that has "a box fitted with a strainer that will be more lasting, which can be cleaned without removing it form the box, or the box from the press, and to which the cake will not adhere; [and] to provide a box fitted with effective and economical means of raising the cake out of the box after it is pressed" (lines 13-20). This box is made out of metal.
Date: May 7, 1895
Creator: Lelardoux, Pierre
Partner: UNT Libraries Government Documents Department

Wagon Brake.

Description: Patent for a new and improved wagon brake. This design consists "[i]n the brake-beams pivoted in the clamp, in combination with the bent rods, castings, brake-blocks, and lever" (lines 87-89).
Date: February 21, 1882
Creator: Zellers, Robert Emanuel
Partner: UNT Libraries Government Documents Department

Improvement In Locks

Description: Patent for an improvement for slide door fasteners and locks. Description and illustrations are attached.
Date: August 19, 1879
Creator: Garlock, William H.
Partner: UNT Libraries Government Documents Department
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