UNT Libraries Government Documents Department - 115 Matching Results

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Adjustable Pilot.

Description: Patent for Improvements in Adjustable Pilot for locomotives
Date: November 11, 1913
Creator: Sledge, John M.


Description: Patent for "an attractive sign, which by reason of its revolutions will receive notice from the general public and illustrate business cards or signs, and furthermore to operate the same by and in conjunction with a fan, such as is commonly used in public places." (Lines 15-20) Includes instructions and illustrations.
Date: April 30, 1895
Creator: Lo Casto, Tony


Description: Patent for an air brake for trains that reduces jerking when the brakes are applied.
Date: February 6, 1912
Creator: Mead, William E.

Air-Valve Cage for Air-Brake Pumps

Description: Patent for an air valve cage for air brake pumps which reduces the wear on the air brake pump and substantially reduces the maintenance costs of the system.
Date: February 16, 1909
Creator: Mattingly, James

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.


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


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


Description: Patent for an inexpensive and simple concave back-pad meant to be used between the horse and the saddle. The design of the invention makes saddles stay in place.
Date: May 14, 1895
Creator: Powell, John S.

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.


Description: Patent for a baling press that has an improved plunger.
Date: September 26, 1911
Creator: Hightower, William M.

Beamless Brake

Description: Patent for a beamless brake for rail cars. Illustration included.
Date: September 27, 1904
Creator: Saling, Thomas W. & McKiel, James B.

Beamless Brake Mechanism

Description: Patent for a beamless brake mechanism. Illustration included.
Date: October 1, 1907
Creator: McKiel, James B.


Description: Patent for a body bolster for a railway vehicle. Illustrations included.
Date: December 17, 1907
Creator: Wahlert, Henry A.

Boiler Washing Machine.

Description: Patent for "Improved Washing Machine" in combination with a boiler, "and with a furnace on which the boiler rests".
Date: June 28, 1870
Creator: Cottingham, Gideon W.


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.


Description: Patent for a new and useful broom rack, including instructions and illustrations.
Date: May 31, 1898
Creator: Smith, Walter I.


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.

Car Brake

Description: Patent for a car brake for train cars. Illustrations included.
Date: July 12, 1904
Creator: McKiel, James B.

Car Construction.

Description: Patent for "a construction which will permit the speedy and easy removal of brake supporting blocks or equivalent parts from the lower or floor frame of a car and the substitution of others without displacement or injury of other parts of the car." (Lines 13-17) Includes instructions and illustrations.
Date: December 25, 1894
Creator: Coffin, Walter E.

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design is of "an automatic car-coupling pin that can be adjusted and used for coupling cars having the ordinary draw-bars and coupling pins" (lines 10-13).
Date: July 8, 1884
Creator: Schofield, James

Car Coupling

Description: Patent for a coupling mechanism for rail cars. Illustration included.
Date: October 31, 1905
Creator: Power, George W.

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

Car Door Fastener

Description: Patent for a car door fastener. Illustration included.
Date: January 10, 1905
Creator: Saling, Thomas W. & McKiel, James

Car Door Fastening.

Description: Patent for a new and improved car-door fastening. This design "consists in a novel construction and arrangement of a staple, a hook-hasp, key, and a key-plate, whereby several advantages are obtained . . . for securing the sliding doors of box-cars and other railway-cars" (lines 8-14).
Date: April 19, 1881
Creator: Alexander, Francis Marion