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Improvement in Electro-Magnetic Engines.
Patent for "a new practical application of electro-magnetism to machinery for the purpose of moving the same and keeping it in motion, and developing a degree of force which is only limited by the reduced proportion of power applied. The invention consists principally in the transmission of electro-magnetic power through compressed air for motor purposes, and the mechanism and combination of machinery necessary for that purpose." (Lines 12-22) Includes instructions and illustrations.
Date:
April 9, 1872
Creator:
Thornton, William G.
System:
The Portal to Texas History
Improved in Medical Compounds or Liver Invigorators.
Patent for a new medical compound to improve liver function.
Date:
January 9, 1872
Creator:
Simmons, William L.
System:
The Portal to Texas History
Improvement in Car-Trucks.
Patent for the improvement of car-trucks, consisting in the arrangement of each wheel of a car-truck upon the outer end of a separate short axle, the bearings of each axle being both located on the inner side of the wheel and the bearing at the inner end of the axle provided with a sliding-box and springs. It includes a description and illustration.
Date:
July 9, 1872
Creator:
Onley, Joseph
System:
The Portal to Texas History