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Earth Auger.
Patent for a new and improved earth auger. This design "relates to machines for boring post-holes, &c.; and it consists especially in certain improvements in the frame and operating mechanism" (lines 21-24).
Date:
December 13, 1881
Creator:
Blake, Llewellyn A.
System:
The Portal to Texas History
Car Coupling.
Patent for a new and improved coupling for railroad cars. This design consists of "a yielding draw-head having a horizontally-moveable coupling-pin and a pivoted lever connected to said pin, of a rotatable latching-plate connected with said lever by a rod or chain, a spring for acting on the pin-lever, and a spring-catch for engaging the latch-plate, said catch and latch-plate being disengaged by the pressure of the draw-head in the act of coupling, thereby releasing the retracted coupling-pin and allowing it to automatically engage the opposite draw-head" (lines 14-24).
Date:
December 7, 1886
Creator:
Sessions, Egbert G.
System:
The Portal to Texas History