UNT Libraries Government Documents Department - 207 Matching Results

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Improvement in Stalk and Cane-Puller.

Description: Patent for improvement in stalk puller by using “two pointed teeth or prongs peculiarly constructed, and secured to a suitable handle to which an adjustable fulcrum is connected, in order to allow the implement to be manipulated by persons of different statures and strength.” (Lines 18-22) Illustration is included.
Date: August 31, 1869
Creator: Sims, Zachariah B.
Item Type: Refine your search to only Patent

Improvement in Three-Horse Equalizers.

Description: Patent for improvement in treble-trees by using “two stretcher-loops that are jointed on the double-tree at points on each side of the centre, so that the strain is not at one point, but somewhat distributed.” (Lines 42-44) “The loops can be adjusted so that should there be any material inequality in the strength of the three horses, one can equalized by arranging the loops accordingly nearer to or further away from the centre on either one or both sides.” (Lines 45-49) Illustration is includ… more
Date: August 31, 1869
Creator: Sims, Zachariah B.
Item Type: Refine your search to only Patent

Improvement in Cotton-Picker and Cleaner.

Description: Patent for improvements in cotton-picker and cleaner by using rotary breakers combined with fixed breakers to break the branches and outer coverings of the cotton in the bolls. The cotton then passes through an “inclined-way” where the rotary breakers are spirally-arranged on a concentric cylinder to carry the cotton out of the cleaner. (Lines 69-75) Illustration is included.
Date: August 31, 1869
Creator: Sims, Zachariah B.
Item Type: Refine your search to only Patent

Improvement in Cotton-Hoes.

Description: Patent for improvement in cotton-hoes for the purpose of saving time when spacing and thinning cotton plants by providing an angular handle with bent arms that can be attached to the back of the hoes. The hoe is made up with three separate cutters with spaces in between to allow young plants equally spaced in each row. The middle cutter can be removed when second thinning is needed to avoid injuring the plants. Illustration is included.
Date: August 31, 1869
Creator: Sims, Zachariah B.
Item Type: Refine your search to only Patent

Improvement in Cotton-Plows.

Description: Patent for improvement in cotton-plows by making the plow blades curved for the purpose of breaking up the land to prevent the plow from clogging. (Lines 27-30) The plow can break up the soil and laying off seed-furrows simply by reversing and removing the blades to a different position of the frame. (Lines 59-60) Illustration is included.
Date: August 31, 1869
Creator: Sims, Zachariah B.
Item Type: Refine your search to only Patent

Improvement in Rein-Holders.

Description: Patent for "improvement in a class of rein-holding devices consisting each of a pivoted, vertically-swinging cam or locking-jaw and a frame...for attachment to the dashboard of a carriage or other vehicle." (lines 7-12) including instructions and illustrations.
Date: September 1, 1874
Creator: Royse, John
Item Type: Refine your search to only Patent

Improvement in Ditching-Machines.

Description: Patent for an improved ditching machine design that will "easily and rapidly cut or excavate, on the surface of the ground, soil, clay, or soft stone, a ditch or trench of any reasonable width or depth suitable" (lines 33-37) including instructions and illustrations.
Date: January 1, 1878
Creator: Austin, Matthew J.
Item Type: Refine your search to only Patent

Improvement in Scew-Propellers.

Description: Patent for "means for guiding pivoted propeller-blades so that they can open and close readily and uniformly. It also consists in a new mode of applying a spring there-to so that the obliquity or resistance of the blades will be automatically graduated." (Lines 6-11) Includes instructions and illustrations.
Date: February 18, 1873
Creator: Wilson, Martin M.
Item Type: Refine your search to only Patent

Improvement in Plows.

Description: Patent for "a plow which will effect a clean severance of the sod on the land side when operating in heavy, tenacious soil, and which will prevent the accumulation of rubbish against the edge of the mold-board or standard." (Lines 6-11) Includes instructions and illustrations.
Date: July 17, 1877
Creator: Wood, John W.
Item Type: Refine your search to only Patent
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