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Window Frame.
Patent for a new and improved window frame. This design "has for its objects to provide an improved means for holding the sash of a window in any position to which it may be elevated, and at the same time permit the sash to be readily moved up or down" (lines 11-15).
Date:
February 21, 1882
Creator:
Sturm, William
System:
The Portal to Texas History
Spark Arrester.
Patent for a new and improved spark arrester for train smokestacks. This design is of "a locomotive-engine, a pipe or pipes for conveying sparks from the smoke-stack, in combination of a diaphragm or cone placed in the stack and a steam or water chamber placed around the discharge of said pipe or pipes" (lines 88-93).
Date:
February 21, 1882
Creator:
Nichols, George B.
System:
The Portal to Texas History
Railroad Switch.
Patent for a new and improved railroad switch. This design "has for its object to provide a simple, inexpensive, efficient, and safe switch adapted for operation by trip-bars on a locomotive engine or car to open or close the switch, and without injury to the rails or actuating mechanism of the switch or danger of derailing the cars" (lines 7-14).
Date:
February 21, 1888
Creator:
Peetz, John J.
System:
The Portal to Texas History