5 Matching Results

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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
Collar. (open access)


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
Rail-Joint. (open access)


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
Explosive-Engine. (open access)


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