7 Matching Results

Search Results

Results: 1 - 7

Improvement in Combined Spading, Plowing, and Stalk-Cutting Machines.

Description: Patent for an earth working machine that can be used for spading, plowing and stalk-cutting by arranging “a series of spades in a plane parallel with the axis of the machine and interposed spades in planes at right angles thereto, all attached to a reciprocating cross-bar.” (P. 2, lines [29]-[33].) The spades are adjustable in height and, it can be removed to use as a cultivator. For stalk-cutting, the plows may be removed. Illustration is included.
Date: September 5, 1876
Creator: Mathes, William McConnell
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Shovel-Plow.

Description: Patent for the improvement of the shovel plow. The improvement of the shovel plow allows for the adjustment of the plow height as needed.
Date: February 17, 1920
Creator: Urban, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cultivator

Description: Patent for a cultivator designed to "regulate the pitch at which the sweep blades enter the ground" (lines 13-15). Illustrations included.
Date: March 22, 1910
Creator: Hewitt, John Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen