Automatic Air-Brake Coupling (open access)

Automatic Air-Brake Coupling

Patent for an air-brake coupling for railroad cars which connects cars automatically and can be fully controlled by the train engineer in the engine.
Date: July 23, 1907
Creator: McMillan, Thomas B.
System: The Portal to Texas History
Clevis. (open access)

Clevis.

Patent for improvements in clevises in which a clevis can be used upon plows or harrows. When it is used, it “will obviate the necessity of using links or open rings in connection with the clevis and the singletree, as well as enable the plowman to cause his plow to run in the soil any desired depth or to cut a narrow or wide furrow.” (Lines 16-20) Illustration is included.
Date: July 28, 1891
Creator: Bruton, Alonzo D.
System: The Portal to Texas History
Mail-Box. (open access)

Mail-Box.

Patent for a mail box, which is movable to allow it to be drawn closer to the road for mail delivery and then put back in its original position.
Date: July 12, 1910
Creator: Mills, Joseph H.
System: The Portal to Texas History
Puzzle. (open access)

Puzzle.

Patent for a new and improved puzzle. This design consists in a "trick-puzzle, the same consisting of one false and three true members, each of a stiff wire bent at its center into a loop or ring, with its ends extending therefrom and standing approximately parallel, the bends of the true members being in one direction and of the false member in the opposite direction" (lines 5-12).
Date: July 12, 1892
Creator: Walker, William Turner.
System: The Portal to Texas History
Sash Lock (open access)

Sash Lock

Patent for an invention which improves "the construction of sash locks" for "great strength and durability" (lines 11-13) including illustrations.
Date: July 1, 1902
Creator: Baker, Howard Allen
System: The Portal to Texas History
Vehicle -Spindle (open access)

Vehicle -Spindle

Patent for Spindles of light vehicles
Date: July 28, 1908
Creator: Thompson, Travis T.
System: The Portal to Texas History
Vehicle-Top. (open access)

Vehicle-Top.

Patent for a canvas top for a wagon that is attached to wooden bows and can be folded up into a seat rest when not in use.
Date: July 9, 1907
Creator: Kelley, Harrall M.
System: The Portal to Texas History
Wagon-Bed Elevator (open access)

Wagon-Bed Elevator

Patent for a wagon-bed elevator that "is to provide an elevator for wagon-beds by means of which a single person can raise the bed from the wagon to any desired height and leave it suspended in position where it can be readily lowered upon the wagon again at any time" (p. 2).
Date: July 24, 1888
Creator: Holliday, William A.
System: The Portal to Texas History