5 Matching Results

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Collar. (open access)

Collar.

Patent for "collar for use in connection with draft animals to use the pulling effect of the load upon the shoulders of the animal" (lines 8-11) through a flexible construction, including illustrations.
Date: December 9, 1913
Creator: Kennedy, William G.
System: The Portal to Texas History
Explosive-Engine. (open access)

Explosive-Engine.

Patent for "an improved engine of the internal combustion type, in which the explosion occurs between two oppositely moving pistons arranged in a cylinder and connected with independent crank shafts." (lines 13-17). The engine also includes a new type of valve gear with mechanically triggered valves and an apparatus for the forced water cooling of the engine.
Date: November 19, 1918
Creator: Cooper, Willis W.
System: The Portal to Texas History
Window or Door Screen (open access)

Window or Door Screen

Patent for a screen that can be applied to doors and windows.
Date: July 5, 1910
Creator: Miller, Annie
System: The Portal to Texas History
Washing Machine (open access)

Washing Machine

Patent for an improvement in washing machines that have a rocking cylinder or drum shaped agitator.
Date: March 7, 1916
Creator: McAnally, Marion L.
System: The Portal to Texas History
Rail-Joint. (open access)

Rail-Joint.

Patent for a rail joint designed to prevent "longitudinal and lateral movements of the rails" (lines 14-15) as well as creeping by means of a new form of fish plate.
Date: May 29, 1917
Creator: Winter, Joe
System: The Portal to Texas History