UNT Libraries Government Documents Department - 128 Matching Results

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Automatic Car-Switching System.

Description: Patent for "a system of switching where the cars of a train are pushed up an incline and placed successively on an elevated annular revolving platform, by which they are automatically distributed to their respective receiving-tracks" (lines 9-14).
Date: March 24, 1896
Creator: Lelardoux, Pierre
Item Type: Refine your search to only Patent

Bale Ejector for Baling Presses.

Description: Patent for a new and improved ejector for baling presses. This design "consists in the combination, with a baling-press follower having channels with inclines and recesses at their rear ends, of trucks provided with ropes or chains, pulleys, pulley-segments having arms, and stationary arms for drawing the trucks forward, and with ropes or chains, pulleys, and weights for drawing the truck rearward. The trucks have recesses with inclined shoulders in their sides to receive prongs having front an… more
Date: March 24, 1885
Creator: Duval, John Lum
Item Type: Refine your search to only Patent

Brush.

Description: Patent for a brush used with pressurized water to clean floors, walls, ceilings, horses, buggies, animal carcasses, etc. The brush can have a hose hooked up to it and has a valve. The water goes into the top of the brush and is distributed evenly throughout with holes in the top of the brush, and the water is sprayed through the bristles.
Date: March 24, 1896
Creator: ban Zandt, Luther H.
Item Type: Refine your search to only Patent

Car-Coupling.

Description: Patent for improvements in car-couplings by providing "a coupler which will without any adjustment couple two cars whose draw-heads are of different heights.” (lines 17-19) Illustration is included.
Date: March 24, 1891
Creator: Thompson, James A. M.
Item Type: Refine your search to only Patent

Chicken-Coop.

Description: Patent for improvements in coops for fowls and other birds by using a combination of a cage with a door having a depending leg, a post and a lever for raising and lowering the cage; the cage door is “automatically opened when lowered and closed as it is raised,” (lines 75-76) "so that the young will be out of danger from attacks of rodents, collecting water, &c...," (lines 22-23) includes illustration.
Date: March 24, 1891
Creator: Harp, Charles A.
Item Type: Refine your search to only Patent

Churn.

Description: Patent for a new and improved churn. This design "relates to improvements in rotary churns; and it consists in the combination of the dasher-staff made screw-threaded at its upper end, and having a dasher secured to its lower one; a pinion which is applied to the screw-threaded part of the shaft, and which has a rising and falling movement thereon; the driving-wheel which operates the two pinions, and through them the two dashers, and the sleeve, which is connected to the lower pinion and one o… more
Date: March 24, 1885
Creator: Wilson, Homer Tony & Sanders, Bleuford Bradford
Item Type: Refine your search to only Patent

Combination-Heather.

Description: Patent for combination-heater in which it can be submerged directly in a body of water contained in any open-top vessel, such as a bath-hub, bucket or other receptacle for the purpose of raising the temperature of the water to a desired degree. (Lines 12-16) Illustration is included.
Date: March 24, 1903
Creator: Mansfield, Charles Augustus & Hayes, George Daniel
Item Type: Refine your search to only Patent
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