Collection
Counties
2 Matching Results
Results open in a new window/tab.
Results:
1 - 2 of
2
Valve Mechanism For Steam Engines
Patent for useful improvements to the valve mechanism for steam engines. The invention allows an improved means for actuating the slide valve without the use of eccentrics. The valve can also be operated into closed positions at various degrees, and also to reverse the direction of travel of the valve.
Date:
June 9, 1914
Creator:
Wright, Ed W.
System:
The Portal to Texas History
Side Frame for Railroad Trucks
Patent for side frame for railroad trucks to prevent the accidental detachment of the binder or tie bar.
Date:
December 22, 1914
Creator:
Horton, James M.
System:
The Portal to Texas History