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Improvements in Steam Engine
Patent for improvements in steam-engines. The goal of this invention to provide a simple construction that can be equally adapted for locomotives and high speed engines.
Date:
August 4, 1903
Creator:
Dickson, Henry L.
System:
The Portal to Texas History
Paper-File.
Patent for improvements in paper-files by using a "combination of a base board and a clamp provided with a jaw, a presser-foot provided with a bearing, a crank-shaft journaled in the bearing with its cranked portion under the clamp, and a hinged support or flap under the presser-foot." (Lines 75-80, p. 2) Papers can be held in position or remove by the raising or lowering the presser-foot. Illustration is included.
Date:
August 18, 1891
Creator:
Clopton, John B.
System:
The Portal to Texas History
Folding Lamp Shelf for Pianos.
Patent for a new and improved lamp shelf for pianos. This design "consists in an arm pivoted to the back of a music-rack and carrying a lamp-shelf, the arm being arranged to swing outward into a horizontal position, and the shelf being connected with the end of the arm by a pivotal connection, which permits of turning it outward and downward into a horizontal position in front of the plane of the music-rack" (lines 22-30).
Date:
August 31, 1886
Creator:
Prause, Reinhard
System:
The Portal to Texas History
Seat Lock For Wagons
Patent for a seat lock for wagons. Illustration included.
Date:
August 16, 1904
Creator:
Moore, Leon P.
System:
The Portal to Texas History
Improvement in Cotton-Presses.
Patent for a cotton press that is constructed using fewer parts than other models. Includes instructions and illustrations.
Date:
August 30, 1870
Creator:
Knowles, William Wadsworth
System:
The Portal to Texas History
Plow.
Patent for certain new and useful improvements in plows.
Date:
August 8, 1899
Creator:
Muehr, Frank & Frerich, Joseph B.
System:
The Portal to Texas History