38 Matching Results

Search Results

Advanced search parameters have been applied.
in subjects: "Inventions"  
Results: 1 - 24 next

Writing-Machine.

Description: Patent for writing-machine mechanism which prolongs the life of the ribbon and provides "means to rotate the platen step by step at each actuation of one or more of the keys" (line 20).
Date: April 24, 1917
Creator: Edwards, Alrah B. & Russell, Frank K.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wagon-Body

Description: Patent for "new and useful improvements in wagon-bodies, having for its object simplicity and durability," (lines 10-12) including illustrations.
Date: December 27, 1887
Creator: Folsome, Charles F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Keyboard for Writing Machines.

Description: Patent for improved keyboards for writing machines "having its keys so arranged that the fingers of the operator may rest upon the keyboard in an easy and natural manner, the keys being so disposed with relation to each other that the fingers of the operator may reach all of them with the least possible strain or exertion" (lines 16-22). This improvement allows the operator to work at maximum speed and efficiency.
Date: April 17, 1917
Creator: Edwards, Alrah B. & Russell, Frank K.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wheeled Plow.

Description: Patent for a wheeled plow with multiple accessories attached to it that allows for adjustment of each accessory separately, holds the weight of the parts better, and keeps the parts more securely connected to the plow.
Date: February 26, 1907
Creator: Hendon, Walter P.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Plows.

Description: Patent for improvement in plows: "The invention consists in so attaching a revolving disk, cutter, or colter to the beam of the plow that it will rotate on its own axis, and vibrate laterally, to accommodate itself to the line of draft or direction of the beam of the plow; also, in the means used by which the revolving cutter or colter is attached to the beam of the plow, and having the means of swiveling or turning in the beam to accommodate itself to the line of draft of the plow" (lines 22-3… more
Date: December 28, 1869
Creator: Hall, Thomas J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Adjustable Saddle-Trees.

Description: Patent for "improvements in saddle-trees; and the invention consists in constructing the forward ends of the trees with the hinged connection between its sides, to allow lateral adjustment of the sides to and from each other..." (lines 10-13) including instructions and illustrations.
Date: June 16, 1874
Creator: Heaton, George & Eckley, Charles
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Moistening and Sprinkling Attachment for Brooms.

Description: Patent for attachment to brooms which enables the moistening of the broom during use to prevent the spreading of dust. One part regulates the flow of liquid to the broom and another provides a container for the liquid. In effect the attachment to the broom makes it into a convertible mop.
Date: May 23, 1905
Creator: Taylor, James P.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Syringe

Description: Patent for a syringe. Illustrations included.
Date: December 15, 1908
Creator: Hill, Hiram McClung & Farrington, Charles Oliphint
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Trombone.

Description: Patent, including illustration, for "a musical instrument slide and is more particularly designated as a bearing or stocking for a trombone or other similar instruments in which it is desirable to provide a smooth bearing for the slidable part of the instrument" (page 1, lines 9-13).
Date: February 17, 1920
Creator: Ackley, William D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Oil Burner

Description: Patent for a oil burner. "This invention relates to improvements in that class of burners used for burning hydrocarbon oils or liquid fuel, and while it is more especially intended to be used for heating steam generators or boiler" (8-12) illustrations included.
Date: June 16, 1903
Creator: Wafer, William H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Stove and Range.

Description: Patent for a compact combination range or stove with "a cabinet for culinary utensils" (lines 12-13). "Compartments are substantially thermally independent of each other" (lines 17-18), due to flue arrangement, reticulated baffle plate and a two-way self locking damper.
Date: July 4, 1916
Creator: Holloway Louis Richard
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Electromagnetic Ore-Separator.

Description: Patent for an electromagnetic ore separator, which reduces the risk of any valuable particles falling with the waste mineral material below the magnetic surface.
Date: February 16, 1909
Creator: Charlton, Thomas
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fiber-Machine.

Description: Patent for an improvement in fiber machines that is "adaptable to fibers of various plants; but it is especially designed for separating the fiber of plants found in Mexico--such as lechugilla, Spanish dagger, and similar plants" (lines 28-32). The machine is used to separate the usable fiber from the leaves, stalks, and other parts of the plants.
Date: September 2, 1884
Creator: Worthington, George & Parvin, Enoch, J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fiber machine.

Description: Patent for the improvement of fiber-machines, using rolls, bearings, wheels, brushes, racks and pinions.
Date: September 2, 1884
Creator: Worthington, George & Parvin, Enoch J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Journal-Bearing.

Description: Patent for a journal-bearing that has an open spring ring that contains the journal and antifriciton devices in its center. The spring ring contracts to its minimum circumference when the journal and antifriciton devices are worn out. There is also a bearing-ring seat that allows contractions "without altering the disposition of the load" (lines 61-62).
Date: December 1, 1896
Creator: Woodworth, Charles H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Retort Vaporizer and Superheater

Description: Patent for improvements for vaporizers "of simple and highly efficient means for thoroughly and effectively superheating the vapor of water and oil" (lines 13-15).
Date: March 26, 1889
Creator: Biddison, Stella D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Nutcracker

Description: Patent for a nutcracker that can be used for a variety of types of nuts without crushing them.
Date: September 10, 1912
Creator: Moser, Frank W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Photographic Copying Apparatus

Description: Patent for a simple and effective photographic-copying apparatus capable of making copies of small objects of different sizes. The machine is for general commercial use "that may be successfully operated by persons not particularly skilled in the photographic art" (lines 23-25) including illustrations.
Date: February 2, 1915
Creator: Gregory, Oscar T. & Carkhuff, Norman W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen