UNT Libraries Government Documents Department - 624 Matching Results

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Conveyer.

Description: Patent for a new conveyer design “which is particularly adapted to load or unload railroad-car wheels or other heavy material on and of cars” (Lines 13-15) including illustrations.
Date: July 22, 1902
Creator: St. James, Henry Livingston
Item Type: Refine your search to only Patent

Compressor.

Description: Patent for a refrigerating machine compressor, which compresses more gas, cools the compressor with the incoming gas, and uses excess heat to dry the gas coming in.
Date: April 19, 1910
Creator: Mayhew, John Daugherty
Item Type: Refine your search to only Patent

Car Door

Description: Patent for a rail-car door. This invention is in relation to 'flush doors'. Illustration includes.
Date: March 22, 1904
Creator: Saling, Thomas W. & McKiel, James
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Churn

Description: Patent for a churn designed for churning butter in smaller quantities and preventing foreign objects from entering. Illustrations included.
Date: January 5, 1909
Creator: Bland, William W.
Item Type: Refine your search to only Patent

Axle-Box.

Description: Patent for a simple, inexpensive, and durable wheel-axle box that is "adapted to contain a supply of lubricating material and constructed to feed the same continuously to the axle-spindle to prevent overheating, and furthermore, to provide means for preventing ingress of dust" (lines 9-14).
Date: November 19, 1895
Creator: Casto, Tony Lo
Item Type: Refine your search to only Patent

Bridge.

Description: Patent for a new and improved bridge. This design consists in "the combination, with the base, stringers, the top arched bars, and the upright tie-bars, of the intermediate stringers, arched bars, and their horizontal tie-bars, and wedge-keys . . . whereby the structure is greatly strengthened" (lines 85-91).
Date: December 13, 1881
Creator: Ibel, Justus H.
Item Type: Refine your search to only Patent

Cotton Gin.

Description: Patent for a new and improved cotton gin. This design "consists in the combination of the bevel-edged boards with the saws and brush, so as to facilitate the transfer of the cotton from the saws to the arc-shaped support consisting of the bevel-edged boards set at a short distance apart, and to thus straighten the fiber or lint. This gives the lint cotton a finer and lighter appearance, causing a ready allowance of a considerable addition to the usual price" (lines 8-17).
Date: July 18, 1882
Creator: Van Zandt, Jacob
Item Type: Refine your search to only Patent

Carrier Iron for Draw Bars.

Description: Patent for a new and improved carrier iron for draw-bars. This design "is to provide an improved draw-bar support exceedingly strong and durable in construction and very cheap and simple which will prevent spreading of the draft-timbers or sagging of the draw-bar and which can be reversed" (lines 19-24). It consists in "[t]he combination, in a car, of the draft-timbers, the draw-bar between the same, and the loop-shaped carrier-iron in one piece embracing said timbers and passing above and belo… more
Date: September 27, 1892
Creator: Minton, William Dryden & Douglas, Alexander Stewart
Item Type: Refine your search to only Patent

Axle-Box.

Description: Patent for an axle-box for vehicle wheels that "contains a lubricant-receiving recess from which the lubricant is automatically fed to the spindle of the axle as necessity may occasion" (lines 10-13).
Date: May 8, 1894
Creator: Casto, Tony Lo
Item Type: Refine your search to only Patent

Cinder and Smoke Consuming Apparatus.

Description: Patent for "devices for conducting exhaust steam, gases and cinders to the fire place of a boiler and is primarily intended for use in locomotive boilers, and its object is to increase the efficiency of such apparatus" (lines 11-16).
Date: February 14, 1893
Creator: Little, Francis
Item Type: Refine your search to only Patent

Automatic Air-Brake Coupling

Description: Patent for "improved automatic pipe-coupling which shall overcome the difficulties found in the devices of this class heretofore in use, and which shall be cheap to manufacture, easy to repair, simple in construction, and extremely effective in use and operation" (lines 27-33).
Date: July 30, 1889
Creator: Roquemore, Peter G.
Item Type: Refine your search to only Patent

Balance-Staff for Watches.

Description: Patent for improvements in balance-staffs for watches by “strengthen and increase the durability of the pivots or journals of the staff while reducing the friction to a minimum” (lines 16-19), included illustration.
Date: May 5, 1891
Creator: Cooper, Jonathan H.
Item Type: Refine your search to only Patent

CAR-BRAKE

Description: Patent for new and useful improvements for Caboose Cars' brakes. The brakes can be applied from within the car, and no strain is applied to the car frame or body.
Date: July 20, 1880
Creator: Dwyer, Denis R.
Item Type: Refine your search to only Patent
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