UNT Libraries Government Documents Department - 33 Matching Results

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Blind-Stop.

Description: Patent for a simple, inexpensive blind stop that adjusts and locks "the slats of window blinds in any position desired for the purpose of regulating the light, and to prevent the rattling and wear and tear on the slats, and to lock the slats so that they cannot be opened from the outside at all" (lines 8-13). It is easy to operate and does not use screws.
Date: August 1, 1893
Creator: Hoskins, William Wharton
Item Type: Refine your search to only Patent

Cart-Saddle

Description: Patent for a more animal-friendly saddle to attach a horse to a cart by adjusting the way the girth is handled as the cart is loaded.
Date: April 1, 1879
Creator: Franks, Ely Anderson
Item Type: Refine your search to only Patent

Cement and Concrete Construction.

Description: Patent for improved, integrated construction materials system including, "reinforced cement, concrete or similar materials," air ventilation, lathing securing, and down spout construction, with instructions and illustrations.
Date: October 1, 1918
Creator: Parker, Barton J.
Item Type: Refine your search to only Patent

Coin Holder of Package.

Description: Patent for improvements in coin holders or packages by using three metallic strips, A, B, and C; the end of strips A and B are bent at right angles to the body portions of coins of a particular denomination. Strip C is “pivoted at its ends to the ends of the strips A and B at their point of attachment and adapted to be turned upon its pivots, so as to embrace the edges of the coins contained in the holder.” (Lines 85-89) Illustration is included.
Date: September 1, 1891
Creator: Heim, Charles
Item Type: Refine your search to only Patent

Cotton-Compress.

Description: Patent for improvement in cotton-compresses by employing two compressing rolls, so that while one compress is finishing a bale the other would continuously carry out the feeding operation; making it unnecessary to stop the condenser or any part of the ginning apparatus. Illustration is included.
Date: January 1, 1901
Creator: Rembert, Henry
Item Type: Refine your search to only Patent

Cotton-Press.

Description: Patent for a cotton press that has a stationary plate and a steam or hydraulic powered plate and produces a continuous folded bat. This invention combines "advantages of the quick but not extremely powerful pressure of the ordinary steam press, and the powerful but slow pressure of the hydraulic press" (lines 14-17).
Date: August 1, 1893
Creator: McCutcheon, Joshua L.
Item Type: Refine your search to only Patent

Gage

Description: Patent for a gage in use with locomotive driving wheels of the axles, bushings, brasses, crank-pins, and wheel parts. Illustration included.
Date: December 1, 1903
Creator: Melvin, Josiah W.
Item Type: Refine your search to only Patent

Mosquito Net Frame.

Description: Patent for a new and improved mosquito net frame. This design consists in "[t]he combination of two side posts having pivots, the horizontal arms working on said pivots, the bar connecting the tops of said posts, and the extensible bar connecting the arm ends, the whole adapted to be used on a bedstead" (lines 70-75).
Date: September 1, 1885
Creator: Watson, Thomas A.
Item Type: Refine your search to only Patent

Nut Lock.

Description: Patent for a new and improved nut lock. This design "consists of a volute spring-washer which is formed of a stiff or steel strong plate that is coiled or set up in . . . an edgewise manner, and is provided with one or more projections or spurs on its top and bottom surfaces, adapted to engage with the under side of the nut and the fish-plate or other object, said spurs or projections being formed on the top and the bottom edges of the inner and outer coils of the spring-washer" (lines 20-29).
Date: July 1, 1884
Creator: Campbell, Eli F.; Noble, Laroy C. & Howe, Milton G.
Item Type: Refine your search to only Patent

Pump.

Description: Patent for a new and improved design for pumps as they are used in deep wells. New design meant to prevent sand from entering machine between the working barrel and plunger.
Date: February 1, 1919
Creator: Carmichael, Robert E.
Item Type: Refine your search to only Patent

Roller Boring-Drill.

Description: Patent for a boring-drill that can be manufactured cheaply. It provides sufficient space for the casing to follow it in order to prevent the walls from caving in. The patent includes instructions and illustrations.
Date: December 1, 1914
Creator: Hughes, Howard Robard
Item Type: Refine your search to only Patent

Sealing Device.

Description: Patent for improvements in the design of devices used for sealing car doors, including illustrations and a description. The device is designed in such a way that the seal may not be removed in the locked position without breaking the door, thus preventing theft.
Date: July 1, 1913
Creator: Fox, Charles E.
Item Type: Refine your search to only Patent
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