UNT Libraries Government Documents Department - 671 Matching Results

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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

Improvement in Horse-Power Presses.

Description: Patent for improved horse-powered press; it "relates to horse or other power presses for cotton, hay, and other compressible materials; and the nature of my invention consists in a reversible stay-brace; in a series of sliding plates, which fill the space between the main standards; in an arm hung to each one of the side doors, regulating the opening of such doors; and in auxiliary devices" (para. 3).
Date: July 25, 1876
Creator: Sims, Zachariah B.
Item Type: Refine your search to only Patent

Improvement in Reciprocating Churns.

Description: Patent for an invention that, "relates to certain improvements in motive power for churns, its object being to provide a compact system of automatically-operating gearing, that may be readily attached to the top of an ordinay churn" (lines 7-11). Illustration included.
Date: January 23, 1877
Creator: Miller, Noah J.
Item Type: Refine your search to only Patent

Improvement in Cotton-Presses.

Description: Patent for "improvements in cotton-presses, it's object being to produce a compact and efficient apparatus, adapted to be secure in the floor between the first and second stories of a building, in such a manner that the press-box can be filled and the cotton made up into bales in the upper story, while the pressing operation is effected from below." (Lines 7-15) Includes instructions and illustrations.
Date: January 1, 1878
Creator: Thompson, Robert C. & Thompson, Joseph N.
Item Type: Refine your search to only Patent

Combined Quilting Frame and Table.

Description: Patent for a quilting frame which can be quickly set up and collapsed, which folds up to occupy a minimum amount of space, and which can be converted for use as cutting and ironing table. Includes instructions and illustrations.
Date: January 14, 1896
Creator: Burns, Robert Llewellwynn
Item Type: Refine your search to only Patent

Coffee-Roaster.

Description: Patent for a coffee-roaster for family use, and the roasting-cylinder may be rotated automatically or manually. A pendulum swinging below the table attached to a ratchet is how the cylinder can automatically rotated.
Date: February 4, 1896
Creator: Smith, John Dawson
Item Type: Refine your search to only Patent

Coffee-Pot.

Description: Patent for a coffee pot that has "a movable handle whereby the same may be placed on the opposite side of the pot from the spout or to one side thereof as may be preferred" (lines 18-21). It also has an acting slide or valve that keeps the spout closed when liquids are not being poured out of it.
Date: April 18, 1893
Creator: Cummings, James K.
Item Type: Refine your search to only Patent

Automatic Trip Gear for Power Presses.

Description: Patent for a new and improved trip-gear for power-presses. This design "consists in providing the lever connected with an ordinary reversible gearing with a cord and weight, so that when in its normal position and not in use the small friction-wheel will not come in contact with either face of the large friction wheel. The upper end of the press is provided with a notched metallic plate connected with the reversing-lever, so that when the follow-block in its upward passage passes the said plate… more
Date: December 1, 1885
Creator: Wilson, Martin M.
Item Type: Refine your search to only Patent

Copy-Holder.

Description: Patent for a copy-holder that is "especially designed for type-writing machines, of any of the prevalent forms, and it has for its object to facilitate the holding of the copy; also to aid the reader or operator to readily retain his "place," in reading the copy line by line, in the usual way, to insure accuracy in copying the same; also to provide for its adaptation to the machine, irrespective of the size of the latter" (lines 16-24).
Date: November 14, 1893
Creator: Bramlette, William A. & Evans, William H.
Item Type: Refine your search to only Patent

Car-Coupling

Description: Patent for improvements to railroad car couplings granted to Conrad H. Carpenter. Improvements simplify the coupling construction and allow the cars to be couples automatically.
Date: December 27, 1892
Creator: Carpenter, Conrad H.
Item Type: Refine your search to only Patent

Churn.

Description: Patent for an improved and simple churn that works easily and quickly. It "is adapted to permit of the simultaneous securing and retention of the cream vessel or receptacle in position in its journaling or carrying frame, as well as the cover upon said vessel, and to provide for the ready removal of said vessel or receptacle and its said cover preparatory to removing the contents of the vessel or the cleaning thereof" (lines 18-25).
Date: February 14, 1893
Creator: Alexander, Horace C.
Item Type: Refine your search to only Patent

Churn.

Description: Patent for a simple and inexpensive churn that works efficiently and does not take up much space. It consists of a solid upper portion, a lower portion, a horizontal bar that connects the two, a bracing frame, a shaft, bearings, a band wheel attached to the shaft, an adjustable drive wheel, a crank wheel, and a dasher.
Date: March 21, 1893
Creator: Gibson, Wyatt
Item Type: Refine your search to only Patent

Cotton-Chopper

Description: Patent for "a cotton-cultivator which will chop out the superfluous plants and at the same time work up the soil between the rows of plants, the implement being made to straddle the row and produce a fine tilth on both sides thereof" (lines 15-20).
Date: September 2, 1890
Creator: Smith, Thomas H.
Item Type: Refine your search to only Patent
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