3 Matching Results

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Car Coupling. (open access)

Car Coupling.

Patent for a new and improved coupling for cars. This design "relates to that class of couplers that are self-couplers; and it consists of an open-top hook-shaped draw-bar provided with a pivoted T-shaped vertically-moving coupling-bar, and provided also with an end socket for using the ordinary coupling link" (lines 7-12).
Date: June 21, 1881
Creator: McCray, John Henry Branic
System: The Portal to Texas History
Shovel Plow. (open access)

Shovel Plow.

Patent for a new and improved shovel plow. This design "provide[s] a shovel . . . having extensible wings pivoted to its rear surface, and combined with suitable mechanism by which they may be extended and forced inward . . . second, [it] provide[s] novel means of adjusting the angularity of the shovel and its standard with reference to the beam of the plow; third, [it] provide[s] novel means for adjusting the positions of the outer ends of the handles" (lines 16-26).
Date: June 21, 1881
Creator: Conner, Laurance H.
System: The Portal to Texas History
Cultivator. (open access)

Cultivator.

Patent for a new and improved cultivator. This design is "first, to provide for use in such implements a sectional axle which shall be capable of being so manipulated as to cause the wheels to be placed at a greater or less distance from each other; second, to provide the necessary mechanism and suitable combinations thereof for moving the parts of the axle and the wheels into their desired positions" (lines 20-27). This enables the cultivator to adapt to different spacings of crops, marking an improvement over previous cultivators.
Date: June 21, 1881
Creator: Connor, Laurance H.
System: The Portal to Texas History