3 Matching Results

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Churn Motor. (open access)

Churn Motor.

Patent for a new and improved churn motor. This design consists in "[t]he combination, with a wheel or disk having a toothed periphery and provided with a broad friction-flange, or a disk at right angles to the former, bearing against its friction-flange, and having studs engaging its teeth . . . [also] [i]n a churn-motor, the combination, with the box or body of the cover, having uprights, [a] shaft having [a] crank, disk having teeth and [a] flange, and the vertical shaft having [a] disk, provided with studs" (lines 67-77).
Date: October 3, 1882
Creator: May, Benjamin Cary
System: The Portal to Texas History
Wire-Stretcher and Wheel-Carrier. (open access)

Wire-Stretcher and Wheel-Carrier.

Patent for a simple and inexpensive wire-stretcher and reel-carrier, meant to make wire needed for fences easier to be ready at the builder's disposal and to stretch the wire to the correct amount of tension.
Date: November 3, 1896
Creator: Pruitt, Andrew L.
System: The Portal to Texas History
Surgical Instrument (open access)

Surgical Instrument

Patent for a surgical instrument for increasing dilation of the uterine cavity and for taking medical tampons in and out.
Date: December 3, 1912
Creator: McMordie, William Emmett
System: The Portal to Texas History