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Improvement in Walking-Planters

Description: Patent for improvements of a new walking planter where the design is much improved to that of the cotton planters. The new improvements of the walking planter are much safer because of the hopper that is in the new and improved equipment, including illustrations.
Date: August 20, 1877
Creator: Brown, Joseph M.
Item Type: Refine your search to only Patent

Improvement in Gang-Plows.

Description: Patent for "a novel means of hanging the gang of plows beneath the draft-frame, in combination with levers and link-connections, whereby the plows can be adjusted to run at any desired depth, and firmly held after the adjustment." (Lines 18-23) Includes instructions and illustrations.
Date: December 21, 1875
Creator: McCormick, John R.
Item Type: Refine your search to only Patent

Improvement in Gang and Sulky Plows.

Description: Patent for improvements in gang and sulky plows which "consists in an axle having the double crank of the transporting-wheel journaled upon the outer bend of said crank, working between the side beams of the plow-frame, and the connecting-rods pivoted, respectively, to the said bars and to the end and inner bend of said crank" (lines 17-23). Includes instructions and illustrations.
Date: January 8, 1878
Creator: McCormick, John Robert
Item Type: Refine your search to only Patent
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