UNT Libraries Government Documents Department - 26 Matching Results

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Apparatus for Training Troop in the Pointing of Guns

Patent for improvements to apparatus to train troops in pointing and aiming various firearms. An electric lamp shines light through a tube to point at the target, with a shutter that can operate simultaneously with the trigger or remain open.

Date: April 26, 1921

Creator: Place, Olney

Automatic Danger-Signal for Railroads.

Patent for a "device for indicating at railroad crossings and other points, the approach or departure of trains within any given distance of such crossing or with relation to any point where persons might come into dangerous proximity to the train if they were left unadvised by some such signal as this." (Lines 19-26) Includes instructions and illustrations.

Date: February 26, 1895

Creator: Lee, Horatio Grooms; White, John P.; Ball, Thomas & White, James L.

Axle Box.

Patent for a new and improved self-oiling axle box. This design utilizes a sleeve with several small, oil-filled holes to be placed between the spindle and the axle box, which lubricates the machine and reduces friction. A nut keeps the spindle and axle box together.

Date: April 26, 1881

Creator: Barnes, Thomas J.

Car Coupling

Patent for a car coupling "which greatly facilitate the connection of two car couplings having the improvements and adapt the knuckle of the car coupling to automatically swing open when free to do so." (line 12-16)

Date: May 26, 1903

Creator: Yeiser, John Clarke

Card-Cutting Attachment for Printing-Presses.

Patent for an attachment for printing presses that not only acts as a card cutter, but can also change the shape of the design and automatically eject the paper.

Date: November 26, 1901

Creator: Speight, Winchester Franklin

Churn and Freezer

Patent for a churn that may also be used as an ice cream freezer. Illustrations included.

Date: May 26, 1908

Creator: Lambie, Robert Common

Clock-Winding Mechanism.

Patent for "an improved mechanism for the periodical automatic winding of clocks by water power, and has for its object to provide an apparatus that will be adapted to utilize the power afforded by the gravity of water discharged at regular intervals from a tank, which is in an elevated position and is supplied with water by rain fall or other means" (lines 8-16).

Date: September 26, 1893

Creator: Everhart, Martin

Commode-Seat.

Patent for a commode/toilet seat and storage cabinet that holds multiple seats that can be used to provide individual seats for each person using the commode/toilet.

Date: September 26, 1911

Creator: Ainsworth, Lucian M.

Cotton-Chopper

Patent for a cotton-chopper which is steered using the feet, and where the chopping apparatus is adjustable and can be raised or lowered. The chopping apparatus also rotates, and the operator can adjust the speed of rotation. Patent includes illustrations.

Date: October 26, 1920

Creator: Engler, Charles

Cultivator Shovel

Patent for a small shovel, with a blade that can be detached for repairs or replacement.

Date: September 26, 1916

Creator: Abramson, August

Dental Chair.

Patent for a dental chair improvement.

Date: April 26, 1887

Creator: Stiles, Edmund P.

Drip-Cup for Gas Water-Heaters

Patent for a drip cup for gas water heaters. Illustrations included.

Date: January 26, 1909

Creator: Donnelly, John R.

Educational Appliance.

Patent for an educational appliance that is meant to be used for teaching math mechanics and physics. It easily demonstrates principles of mechanics and physics that involve quantities.

Date: September 26, 1893

Creator: Macfarlane, Alexander

Flush-Tank.

Patent for a flush tank, which turns off automatically when the tank is empty.

Date: October 26, 1909

Creator: Walker, Benjamin, Jr.

Flushing Tank

Patent for a flushing tank. Illustration included.

Date: April 26, 1904

Creator: Walker, Benjamin, Jr.

Fruit Squeezer.

Patent for a new and improved fruit juicer. This design consists "[i]n a fruit-squeezer having flat or nearly flat pressing-surfaces, the combination of jaws having lever-handles integral therewith, and face-plates held in transverse dovetail seats in the faces of the respective jaws by means of clamping-screws, and supported therein by central set-screws" (lines 89-95).

Date: June 26, 1883

Creator: Stein, Philip H. & Tams, James

Grate For Boiler Furnaces, &c

Patent for a grate for boiler furnaces. This invention can be used for steam-boiler furnaces, stoves, or any device to "produce a higher degree of heat than is obtained by the usual grates" (line 11-12). Illustration included.

Date: February 26, 1907

Creator: Spiller, Philip S. & Brenizer, Nelson, O.

Hydrant Valve.

Patent for an improved valve for hydrants that, when closed, allows water to drain out of the riser and bib, preventing freezing. Includes illustrations.

Date: September 26, 1911

Creator: Ziller, William

Improved Compound for Treating the Human Hair.

Patent for an improved compound for straightening, softening and renewing the human hair, ingredients and proportions are listed. No illustration.

Date: October 26, 1869

Creator: Lount, William R.

Improved Side-Saddle.

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 Cotton-Harvesters.

Patent for a new and improved cotton-harvesting machine, including illustrations.

Date: January 26, 1875

Creator: Miller, La Fayette Kohler

Improvement in Saws.

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 Vitreography.

Patent for an invention that is similar to an adhesive, which aids in the ornamentation of windows. The patent includes a description, instructions, but no illustration(s).

Date: March 26, 1867

Creator: Stremme, C. C.

Note Register

Patent for a note register. Illustrations included.

Date: July 26, 1904

Creator: Winn, Joseph B.