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Plow.
Patent for "a plow of simple and cheap construction and the arrangement of whose parts will permit of a ready adjustment of the handles, both as to height and point of pressure, and also a ready adjustment of the plow-standard, whereby the plow as a whole is adapted for large and small horses" (lines 10-17), with illustrations.
Date:
December 6, 1892
Creator:
Richmond, Stirling P.
System:
The Portal to Texas History
Grain-Drill.
Patent for an improved grain drill that is simpler and more efficient than other grain drills. It consists of a disk with a central hub, an annular recess around the hub, segmented washers, radial slots, radial seed apertures, gravity slides, and stems on the slides.
Date:
June 6, 1893
Creator:
Lawrence, William G.
System:
The Portal to Texas History
Bale-Tie Buckle
Patent for a bale-tie buckle.
Date:
November 6, 1911
Creator:
Armstrong, James E.
System:
The Portal to Texas History
Jack.
Patent for a vehicle jack that has a support leg built into it.
Date:
December 6, 1910
Creator:
Chatwell, Edward I.
System:
The Portal to Texas History
Internal-Combustion Engine.
Patent for "improved construction and arrangement of parts of two cycle motors" (lines 15-17) of gas engines involving the compression and introduction of additional explosive material into the explosion chamber at the end of each cycle of movement. This invention intends to improve the efficiency of gas use, cool the motor's cylinder walls more easily, and delay the wearing of piston rings.
Date:
August 6, 1918
Creator:
Brevard, Procter
System:
The Portal to Texas History