UNT Libraries Government Documents Department - 13,898 Matching Results

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Improvement in Two-Horse Equalizers.

Description: Patent for an adjustable device that redistributes weight so that two animals of unequal strength can perform their equal share of work. Includes instructions and illustrations.
Date: August 2, 1870
Creator: Sims, Zachariah B.

Improved Side-Saddle.

Description: Patent for "a new and useful improvement in side-saddles, and consists in forming the saddle-tress hollow, or with air-chambers within." (Lines 9-11) Includes instructions and illustrations.
Date: July 26, 1870
Creator: Smith, Fenwick

Improvement in Carriage-Axles.

Description: Patent for an easily replaceable and self-lubricating carriage axle. Includes instructions and illustrations.
Date: July 26, 1870
Creator: Hall, William N.

Saw Tooth

Description: Patent for "Improvement in Saw Teeth" (line 3)
Date: July 12, 1870
Creator: Littlepage, Caleb V.

Boiler Washing Machine.

Description: Patent for "Improved Washing Machine" in combination with a boiler, "and with a furnace on which the boiler rests".
Date: June 28, 1870
Creator: Cottingham, Gideon W.

Improvement in Combined Sower, Planter, Cultivator, Scraper, and Gang-Plow.

Description: Patent for "a strong, simple, durable, and effective machine, which shall be so constructed and arranged that it may be readily adjusted for use as a gang plow, seed-sower, seed-planter, cultivator, and cotton-scrape, and which will do its work thoroughly and well in either capacity." Includes instructions and illustrations.
Date: June 7, 1870
Creator: Eddleman, James P.

Improved Head-Rest.

Description: Patent for a new and improved head-rest for railroad-car seats and other seats, that can be applied to or removed from the back of seats without the use of clamp-screws, and are adjustable and adaptable to the convenience and comfort of different persons. It includes a description and illustrations.
Date: May 31, 1870
Creator: Littlepage, Caleb V.

Improvement in Ox-Bows.

Description: Patent for improvements to ox-bows so that they "shall not require bending, and which may be made in parts of the country where timber suitable for bending is scarce" (lines 9-12).
Date: May 24, 1870
Creator: Moore, Alfred L. D.

Improvement in Pitmen.

Description: Patent for "a new and and useful Improvment in Crank and Pitman;" (lines 3-5) including instructions and illustrations.
Date: May 17, 1870
Creator: Kealy, Thomas

Improvement in Baling Presses.

Description: Patent for improvements to "the construction and combination of the levers, rack-bars, and pawls with each other, and with the follower and baling-box" (lines 15-17).
Date: May 10, 1870
Creator: Stroud, Bryant F.

Improvement in Refining and Ageing Liquors.

Description: Patent for improvement in refining and ageing liquors, including an illustration. The process includes expelling air from distilled liquors, heating them to a boiling point and then cooling them in a waterbath, through the use of a closed, air-tight vessel surrounded by an open water-vessel.
Date: May 10, 1870
Creator: Gilman, Samuel H.

Improvement in Saws.

Description: Patent for improvement in saws by way of the construction of beveled edged teeth with concave sides.
Date: April 26, 1870
Creator: Littlepage, C. V.

Improvement in Furnaces.

Description: Patent for improvements in furnaces, using steam to create heat. It includes a description and illustration.
Date: April 12, 1870
Creator: Morris, Joseph R.

Improvement in Sulky Plows

Description: Patent for the improvement of sully plows by regulating the depth of furrow.
Date: April 5, 1870
Creator: Boyd, John G. & Bailey, Allen

Improved Double Pincers.

Description: Patent for the improvement of double pincers by way of "double jaws, by which both sides of the shanks of a boot of shoe can be clamped and held at the same time."
Date: March 29, 1870
Creator: Maund, William

Improvement in Apparatus for Separating the Seed from Fruit-Pulp

Description: Patent for a simple machine "for separating the seed from the pulp of the Bois-de-Arc or Osage orange and other apples where the seed is required to be separated uninjured for planing and other purposes" (line 26-29).
Date: March 29, 1870
Creator: Mayo, Robert H.

Fire and Burglar Proof Safe.

Description: Patent for a safe "constructed as to be safe from fire and burglars, and at which the same time may be made lighter, and may be less expensive in manufacture than when made in the usual way." (para. 4). Additionally, safe is airtight and water-proof.
Date: March 18, 1870
Creator: Wilkins, Samuel Adams

Mill-Stone Dress.

Description: Patent for Mill Stone Dressing- the pattern on a mill stone for the better grinding of grains into flour. The furrows and grooves of the new design allow grain to be "milled... at greater speed (and)even distribution."
Date: March 8, 1870
Creator: Loy, G. W.

Improvement in Fence.

Description: Patent for a new fence design that "can be adapted to any desired length, width, or height" (lines 14-15). The patent includes illustrations and instructions.
Date: February 15, 1870
Creator: Kerr, James

Improvement in Saw-Set.

Description: Patent for an invention "which can be used for setting the teeth of all kinds of saws by hand, and without requiring and intricate machinery" (lines 15-18). The patent includes instructions and an illustration.
Date: February 15, 1870
Creator: Harris, H. A.

Apparatus for Transmitting Power.

Description: Patent for a new invention which uses a combination of radiation and levers in order more efficiently transmit power. The patent includes instructions and illustrations.
Date: February 8, 1870
Creator: Williams, Blasius