UNT Libraries Government Documents Department - 51 Matching Results

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Automatic Damper

Description: Patent for "an attachment for stove-dampers whereby said dampers will be automatically moved, in order that the fire may be maintained at a predetermined heat" (lines 9-13).
Date: January 31, 1888
Creator: Beauchamp, William A. J.
Item Type: Refine your search to only Patent

Automatic Fire Extinguisher.

Description: Patent for a new and improved fire extinguisher. This design is "to provide for automatically putting out a fire in any building in which [the] apparatus may be located, upon the temperature in said building or room reaching any predetermined degree. This result is accomplished by the action of an expansible fluid—such as mercury—in a contained vessel, which actuates certain . . . mechanism, causing the structure to be flooded with water or with a fire-extinguishing gas or fluid" (lines 22-32).
Date: December 30, 1890
Creator: Fuller, Wily Scott
Item Type: Refine your search to only Patent

Balanced Slide Valve.

Description: Patent for a new and improved balanced slide-valve. This design consists in a "Steam-chest, a valve sliding therein, a chamber on top of the steam-chest, and a diaphragm in the top of the chamber and secured by a cap or plate, in combination with a frame having a packing-box and gland, an adjustable threaded stem or bolt passing through the frame, and the double-link connection between the said stem and valve" (lines 90-97).
Date: October 12, 1886
Creator: Bettis, William Irvin
Item Type: Refine your search to only Patent

Bearing for Crank-Shafts.

Description: Patent for an improvement for Bearings for Cranks Shafts. This invention provides a means for "tightening the bushings of the bearings easily and quickly when necessary" (lines 9-13).
Date: October 22, 1918
Creator: Blumberg, Hamilton G.
Item Type: Refine your search to only Patent

Blow-out Patch.

Description: Patent, including illustrations, for tire or shoe blow-out patch that protects the inner tube of the tire and keeps the patch from sliding. Also notes the item can be constructed from "old fabrics from worn shoes or tires" to keep manufacturing and sales costs low (page 1, lines 30-31).
Date: March 16, 1920
Creator: Russell, Charles A., Jr.
Item Type: Refine your search to only Patent

Combined Comb, Brush, and Mirror.

Description: Patent for a device which combines the features of a comb, a brush, and a mirror. Designed with removable components, any part of this device "can be used individually or ... can be separated for use in conjunction with each other" (lines 45-47). Illustrations included.
Date: March 16, 1920
Creator: Dunham, George H.
Item Type: Refine your search to only Patent

Dubbing-Machine.

Description: Patent for improvements to the dubbing-machines with illustrations. Specifically, this improvement is aimed at "dressing ship timber" (line 15) in an effort to make the process easier and more efficient.
Date: June 10, 1919
Creator: Cobb, Dan L. & Moore, William W.
Item Type: Refine your search to only Patent

Fire Extinguisher.

Description: Patent for a new and improved fire extinguisher. This design consists in "[t]he combination of the expansible rod, the sweep arm or lever pivotally connected thereto, the horizontal rod, the doors, the cord connected to said doors and to the rod and adapted to be disengaged from said rod by the sweep-arm, the steam-pipe provided with a cut-off valve, and the weight supported normally in an elevated position by the sweep-arm and adapted to be released thereby to open the valve" (lines 72-81).
Date: January 15, 1889
Creator: Lutcher, Henry J.
Item Type: Refine your search to only Patent

Furnace.

Description: Patent for a furnace that is simple, durable and inexpensive to construct. The body is constructed of a rectangular base and the casing is composed of semi-circular plates with a series of flanges that are bolted together with door and flue more easily connected. Includes instructions and illustrations.
Date: November 3, 1891
Creator: Johnson, John H. & Moran, James
Item Type: Refine your search to only Patent

Furnace.

Description: Patent for an improved furnace that can be "located at the side of the kiln or drying-house, which furnace shall be so constructed as to be simple, durable, and inexpensive, and the parts of which may be readily put together or separated, as may be desired" (lines 10-15).
Date: November 8, 1892
Creator: Johnson, John H. & Moran, James
Item Type: Refine your search to only Patent

Furnace.

Description: Patent for a furnace or a boiler with an improved metal back plate instead of the usual brick arch. The back plate has flanged sections bolted together, and asbestos between the sections of the plate.
Date: December 10, 1895
Creator: Moran, James
Item Type: Refine your search to only Patent

Furnace.

Description: Patent for "an attachment for the inner side walls of the furnace for the purpose of protecting and preserving the side walls at the points most exposed to the fire within the furnace." (Lines 14-18) Includes instructions and illustrations.
Date: March 10, 1896
Creator: Johnson, John H. & Moran, James
Item Type: Refine your search to only Patent

Hame-Fastener.

Description: Patent for a new and useful improvement to an invention known as the hame fastener. Its purpose is to adjust and make a tight or loose connection between the hame and a desired object.
Date: November 2, 1920
Creator: Arnold, Thomas J.
Item Type: Refine your search to only Patent
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