Churn-Dasher (open access)

Churn-Dasher

Patent for distributing air through cream while "thoroughly" agitating said cream, with brief instruction and illustrations.
Date: April 20, 1904
Creator: Vestal, William B.
System: The Portal to Texas History
COTTON AND CORN PLANTER. (open access)

COTTON AND CORN PLANTER.

Patent for a machine that assist with cotton and corn farmers with the planting of corn and cotton seed which contains instructions and illustrations on "construction and arrangement of parts" (line 18).
Date: April 20, 1880
Creator: Faucher, George E.
System: The Portal to Texas History
Automatic Train-Stop. (open access)

Automatic Train-Stop.

Patent for a more efficient automatic train stop with a mechanism that uses a connection with the block system used on railways to stop a train when it runs into "the tracks of the danger zone or upon the tracks of the block where the train should be stopped." (lines 16-18)
Date: April 20, 1915
Creator: Gramm, John A.
System: The Portal to Texas History
Combined Adding and Listing Machine. (open access)

Combined Adding and Listing Machine.

Patent for new improvements on combined adding and listing machines simplifying and economizing construction and facilitating, "rapidity of operation" (lines14-15). Improvements include: "causing the keys to act directly as stops for the adding wheel section; to provide novel accumulator mechanism...[with] a novel actuator; to provide a novel construction or sector-control bar; to provide a novel key-bar for operating...; to provide novel means for restoring the accumulator to normal; to provide stop mechanism to permit the carryovers of the accumulator...;to provide novel means for restoring the sectors to normal; to provide improved means for holding the accumulator in operative or inoperative position...; to provide novel means for connecting the accumulator sectors with the type sectors; 5o provide novel means for connecting the accumulator sectors with the type sectors; to provide novel means for actuating the hammer and paper feed mechanism; to provide improved general-error key mechanism; to provide an improved construction and operation of key-bar and sector-control bar; to permit of the operation of elimination" (lines 15-46).
Date: April 20, 1920
Creator: McCaleb, Walter F.
System: The Portal to Texas History
Process of and Apparatus for Classifying Comminuted Material. (open access)

Process of and Apparatus for Classifying Comminuted Material.

Patent for improving the process of classifying materials in order to reduce rehandling and improve efficiency in sizing materials through the use of screens.
Date: April 20, 1915
Creator: Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
System: The Portal to Texas History