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Steam-Turbine for Locomotives.

Description: Patent for a compact mechanism related to steam turbines, which has positive geared connections with the driving access of the locomotive, resulting in reduced friction. This increases efficiency of the driving action while reduced the expenditure of elastic fluid in order to run smoothly.
Date: December 5, 1911
Creator: Dumas, Joel Benjaman
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pump-Piston.

Description: Patent for an improvement on Pump-Pistons."This invention has for its object to provide a pump-piston constructed entirely of metal in order to avoid the use of packings constructed of leather or other rapidly-wearing material; and the invention consists in certain novel features of construction herinafter fully described." (Lines 15-21) Illustration is included.
Date: December 31, 1901
Creator: Kincaid, Walter H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Rotary Engine

Description: Patent for "a simple and efficient construction of engine including two parallel series of piston-heads and wherein steam will be supplied to the heads of each series alternately" (lines 9-13).
Date: July 9, 1901
Creator: Keith, Jonathan
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Rotary Engine.

Description: Patent for an improvement in rotary engines, specifically in engines where the piston is operated by direct and expansive force of steam.
Date: December 16, 1902
Creator: Carothers, Samuel Eugene
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Rotary Engine

Description: Patent for "a light-running high-speed rotary engine which does not have any dead-center and to avoid back pressure from the exhaust" (lines 15-17).
Date: April 9, 1901
Creator: Schleicher, George
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Horse-Power

Description: Patent for "a machine adapted for operation from an auxiliary motor actuated by horse or animal power, and has for its object to provide a simple, efficient, and durable machine of this character by or from which a cotton-gin, agrist or saw mill, or other machinery may be driven" (lines 7-13).
Date: August 28, 1888
Creator: Sampson, Allen
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Partner: UNT Libraries Government Documents Department

Rotary Engine

Description: Patent for a rotary engine to be used as "a pump for liquids, as an air compressor, as a vacuum pump and for other purposes"(lines 10-12) including instructions for assembly and illustrations.
Date: April 29, 1919
Creator: Sheridan, Leslie M.
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Partner: UNT Libraries Government Documents Department

Reciprocating Electric Engine

Description: Patent for "means for employing an ordinary continues current from a suitable source to produce an oscillating primary magnetic field of a solenoid-magazine and to use said magnetic field for setting a piston-like armature in a reciprocal axial motion to develop mechanical power in both directions" (lines 11-17).
Date: June 13, 1905
Creator: Wagner, Bruno Otto
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Partner: UNT Libraries Government Documents Department

Rotary Engine

Description: Patent for "an engine that is adaptable to all kinds of work, and which is capable of running the heaviest locomotive and the lightest sewing-machine with equal ease and satisfaction" (lines 9-13).
Date: April 23, 1889
Creator: Hines, John Fletcher, Sr.
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Partner: UNT Libraries Government Documents Department

Rotary Engine

Description: Patent for "a new and improved rotary engine which is simple and durable in construction and very effective in operation, using the steam expansively and to the fullest advantage, at the same time being adapted to compound engines" (lines 8-12).
Date: November 5, 1889
Creator: Akers, William P.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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