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Auxiliary Piano Pedal

Patent for an auxiliary piano pedal. This invention is an improvement to the construction of an auxiliary pedal and foot-rest for children. Illustration included.

Date: March 19, 1907

Creator: Norcross, Levi Watson

Partner: UNT Libraries Government Documents Department

Bag-Holder

Patent for bag holder " an improved cabinet for holding paper bags and the like articles; and the object is to construct a useful, inexpensive cabinet which will be light and compact and practical and in which bags may be placed and taken out when needed without mutilating the bags" (lines 7-13) including instructions and illustrations.

Date: November 19, 1901

Creator: Thompson, King D.

Partner: UNT Libraries Government Documents Department

Boring-tool.

Patent for a device "designed particularly for boring out cylinders of internal combustion engines" (lines 12–13), includes illustrations.

Date: August 19, 1919

Creator: Dedman, Henry W.

Partner: UNT Libraries Government Documents Department

Classifier and Separator.

Patent for classifiers and separators used in mining to separate solids and liquids in the tank. It allows for easy removal and replacement of parts as they wear.

Date: March 19, 1918

Creator: Allen, Charles

Partner: UNT Libraries Government Documents Department

Canopy for Folding Beds.

Patent for a new and improved canopy for folding beds. This design "will automatically fold up within the bed when the same is closed, and will similarly open out with the opening of the bed without any other attention than the proper arrangement of the folds of the mosquito or fly netting" (lines 21-25). It consists in "an automatically raising and lowering canopy consisting of a raising-frame having vertical bars pivoted to the bed at the bottom and a horizontal connecting-bar at the top, a c… more

Date: July 19, 1892

Creator: Eva, Addison H.

Partner: UNT Libraries Government Documents Department

Churn.

Patent for a churn that can be easily operated and does not let flies or dust collect around its top. It is operated by turning a handle which is connected via a rope and a series of pulleys to the churn.

Date: December 19, 1893

Creator: Nanny, Amos William

Partner: UNT Libraries Government Documents Department

Book-Support.

Patent for a book-support made to hold large, heavy books used in commercial and government offices. The platforms can be moved up and down by a crank on the side of the support.

Date: January 19, 1897

Creator: Barnes, William A.

Partner: UNT Libraries Government Documents Department

Chair.

Patent for a new and improved knockdown chair. This design of a knockdown chair (a chair that isn't fully assembled until at its destination so that it may be collapsible, saving space until then) marks improvements over previous models. This design calls for side-rails that extend through the mortises and countersunk apertures so that the ends of the side-rails can expand in the countersinks.

Date: October 19, 1880

Creator: Creager, Frank A. W.

Partner: UNT Libraries Government Documents Department

Caster.

Patent for an improved design for casters, otherwise known as "rollers for bedsteads and the like" (lines 15-16), including illustrations.

Date: April 19, 1881

Creator: Custer, George

Partner: UNT Libraries Government Documents Department

Car Brake.

Patent for a new and improved car brake. This design "consists in a novel combination and arrangement of certain mechanical appliances by means of which the brakes of a railway-car are automatically operated by the pushing and pulling action of the draw-head, and which are applicable to any ordinary system of brake-levers and without interfering with the operation of the ordinary hand-brake" (lines 10-17).

Date: December 19, 1882

Creator: Henson, John Wesley; Hudson, Benjamin Franklin & Smith, Sydney

Partner: UNT Libraries Government Documents Department

Bridle.

Patent for a new and improved bridle. This design "consists in a novel manner of constructing driving-bridles, whereby a leverage upon the bit and curb proportionate to the needs of any particular occasion may be drawn up so that it will be impossible to hold the bit out of control of the driver" (lines 7-14).

Date: August 19, 1884

Creator: Roeber, Alexander

Partner: UNT Libraries Government Documents Department

Car Coupling.

Patent for a new and improved coupling for railroad cars. This design "consists in the combination, with a draw-bar having a socket and buffer-prongs on its ends, of a ball in the socket, coupling-hooks pivoted between jaws connected with the ball, a weighted stem projecting from the ball, and a sliding latch-rod for engaging with the stem and automatically releasing it when the cars come together" (lines 8-15).

Date: May 19, 1885

Creator: Hampl, Joseph & Jacobs, David

Partner: UNT Libraries Government Documents Department

Ceiling-Plate.

Patent for improvements to ceiling plates that allow a ceiling plate through which a pipe passes to remain securely attached to the ceiling (or other surface) even while the pipe expands or contracts.

Date: June 19, 1917

Creator: Donnelly, John R.

Partner: UNT Libraries Government Documents Department

Carbureter.

Patent for a carburetor that automatically regulates oil based on how much air enters the carburetor.

Date: October 19, 1915

Creator: Cerny, Alois

Partner: UNT Libraries Government Documents Department

Can-Opener.

Patent for a can opener that is made from "a single flat piece of metal" (line 17) and is made for ease of operation, reducing the chance of the user cutting themselves.

Date: March 19, 1918

Creator: Williams, Paul E.

Partner: UNT Libraries Government Documents Department

Board Roofing.

Patent for a new design of roofing board. The wooden boards are designed to "contract and expand with changes of temperature" (para. 3) and to allow rain to run off without seeping into the joints of the boards.

Date: December 19, 1876

Creator: Zimmerman, Arnold W.

Partner: UNT Libraries Government Documents Department

Branding-Chute.

Patent for certain new and useful improvements in branding-chutes for "securely holding live stock during the process of branding the same" (line 12 - 14).

Date: April 19, 1898

Creator: Bennett, Joe

Partner: UNT Libraries Government Documents Department

Bridle-Bit.

Patent for a bridle bit that holds and manages vicious horses and that can be adjusted to also fit a calf or colt.

Date: December 19, 1911

Creator: Smith, John T.

Partner: UNT Libraries Government Documents Department

Car Coupling.

Patent for a new and improved coupling for railroad cars. This design is "to provide a novel car-coupling pin and means for operating the same to automatically couple cars through the medium of ordinary links without the use of triggers located within the draw-head . . . The invention consists, essentially, in a vertically-movable coupling-pin adapted to rotate axially in the pin-hole of the draw-head, and having a wing or lug for supporting it in its elevated position, combined with a yielding… more

Date: July 19, 1887

Creator: Power, Kelsey L.

Partner: UNT Libraries Government Documents Department

Dental Tool

Patent for a dental tool that is to "prevent the loss of amalgam" (p. 2).

Date: June 19, 1888

Creator: Morris, James P.

Partner: UNT Libraries Government Documents Department

Book Carriage and Protector.

Patent for a new and improved mobile bookcase. This design is "composed of a base-piece having a longitudinally-central raised table-piece adapted to support the leaves of the book, and a depressed-ledge portion outside thereof adapted to support the cover of the book" (lines 20-25).

Date: March 19, 1889

Creator: Leith, Lawrence C.

Partner: UNT Libraries Government Documents Department

Car Brake.

Patent for a new and improved car-brake. This design consists in "[t]he combination, with the transverse beam of the truck, of the levers pivoted to the under side of the same, the brake-shoes, the pitmen connecting the brake-shoes with the levers, the straps secured to the beam, the retaining-rods having their ends pivoted to the pitmen and the straps, and devices for operating the levers" (lines 94-101).

Date: March 19, 1889

Creator: Mayer, Charles

Partner: UNT Libraries Government Documents Department

Car Coupling.

Patent for a new and improved coupling for railroad cars. This design consists in "the combination, with the coupling-head provided with a central tongue and a socket on each side of the tongue, and the forwardly-projecting spring-actuated hooks pivoted to the said head, with their rear ends abutting against the bottoms of the sockets and provided with beveled front edges of the coupling-socket provided with catches for the said hooks to engage with automatically, and the vertical spindle journ… more

Date: November 19, 1889

Creator: Jones, Ithamer M.

Partner: UNT Libraries Government Documents Department

Car-Coupling.

Patent for car-coupling. The object of this invention is to provide an improved automatic car-coupling of simple, durable, and effective construction that will permit the necessary longitudinal and lateral play of the coupling-link to correspond with inequalities of the track, facilitate the turning of curves, and enable the coupling to accommodate itself to draw-heads of unequal height.

Date: January 19, 1892

Creator: Lemon, Eli Jeremiah

Partner: UNT Libraries Government Documents Department

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