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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
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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.
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Partner: UNT Libraries Government Documents Department

Engineer's Graduating-Valve.

Description: Patent for an graduating valve that is used with air brake systems in railroad trains. The invention is meant to "produce a comparatively simple valve which is constructed in such a way that it is not likely to clog or get out of order, which is arranged so that successive regular reductions may be easily made in the pressure of air in the train service pipe, which is adapted to automatically act on the governor of the air pipe from pressure either above or below the main valve, which is constr… more
Date: August 15, 1893
Creator: Pelham, Walter O.
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Partner: UNT Libraries Government Documents Department

Freezer

Description: Patent for a portable freezer designed to freeze cream and milk. Illustration included.
Date: December 28, 1909
Creator: Milburn, William M.
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Partner: UNT Libraries Government Documents Department

Floor-Jack.

Description: Patent for simple, affordable, and durable carpenters tongs that are made to push the boards of a floor or wall into place before nailing is done.
Date: April 2, 1907
Creator: Fleming, Henry C. & Royster, William F.
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Partner: UNT Libraries Government Documents Department

Facing-Blocks

Description: Patent for facing blocks used as a veneer or facing with wood or metal framework. In using "uncemented tongue and groove" joints, the facing blocks allows for adjustment due to settling of the frame and features durable and efficient construction.
Date: May 25, 1915
Creator: Neimeyer, Frederich George
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Partner: UNT Libraries Government Documents Department

Electrode-Holder

Description: Patent for "an electrode holder for the head lights of steam locomotives, interurban cars and analogous vehicles" (lines 11-13), including illustrations.
Date: December 28, 1915
Creator: Pratt, James R.
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Partner: UNT Libraries Government Documents Department

Piston-Rod Connection

Description: Patent for a connector between a cross-head and a piston-rod that reduces strain by using a double taper and binder elements in line with the thrust of the piston-rod to prevent fractures and breaks as a result of the end thrust.
Date: April 17, 1906
Creator: McElvaney, Charles T.
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Partner: UNT Libraries Government Documents Department

Scuffle-Hoe

Description: Patent for a garden hand tool for destroying weeds and stirring, or aerating, soil. Used for garden crops.
Date: March 25, 1879
Creator: Munson, T. V. (Thomas Volney), 1843-1913
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Partner: UNT Libraries Government Documents Department

Reed-Organ.

Description: Patent for reed-organs that is needed in the construction of reed-board to improve the quality and volume of the tone, produce a uniform pipe-tone throughout the different registers.
Date: December 9, 1902
Creator: Preston, Percy C.
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Partner: UNT Libraries Government Documents Department

Reed-Organ.

Description: Patent for a cheap and simple reed-board that provides a uniform tone that is produced through the register or registers and allows the freedom of communication between the reed-cells and pipe or resonance cells.
Date: January 30, 1906
Creator: Preston, Percy C.
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Partner: UNT Libraries Government Documents Department

Sanding Apparatus for Locomotives.

Description: Patent for a sanding apparatus for locomotives, which dispenses sand on the tracks for a better grip. This device prevents the system from being clogged with wet sand and can be easily turned on and off.
Date: April 7, 1908
Creator: Martin, Abram O.
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Partner: UNT Libraries Government Documents Department

Reicing Cars.

Description: Patent for an ice storage receptacle and crushing apparatus which supplies the refrigerator cars on a train with fresh ice.
Date: May 18, 1915
Creator: Tobin, Patrick H.
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Partner: UNT Libraries Government Documents Department

Reed Board

Description: Patent for an improved design for reed cells and pipe cells as related to a reed organ. Includes illustrations.
Date: February 15, 1916
Creator: Preston, Percy
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Partner: UNT Libraries Government Documents Department

Shell or Projectile.

Description: Patent for a "shell or projectile for firing from large guns...which can be discharged from the gun without danger of the dynamite exploding from the shock incident to the projecting explosive" (lines 8-9, 11-14).
Date: March 21, 1911
Creator: Murphy, William L.
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Partner: UNT Libraries Government Documents Department

Skiving Machine

Description: Patent for a skiving device. This invention is adapted to skive leather straps with intent for use as harness and belting. Illustration included.
Date: February 27, 1906
Creator: Emerson, George W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Relay.

Description: Patent for an electric relay "which is normally actuated by weak currents, and adapted when abnormally energized by heavier currents to shift the local current from one connection to another in order to prevent the relay armature from sticking" (lines 10-15).
Date: May 18, 1909
Creator: Rice, Hugh C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Car-Brake.

Description: Patent for improvements in car brakes, "wherein the ordinary brake-beams are dispensed with and wherein the several brake-shoe-carrying levers will be self-adjusting." (lines 8 - 11) Includes instructions and illustrations.
Date: December 8, 1891
Creator: Braun, Henry F.
Item Type: Refine your search to only Patent
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.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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