UNT Libraries Government Documents Department - 18 Matching Results

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Spring

Description: Patent for a spring "wherein all of the parts are removably connected to each other so as to be convenient and inexpensive to repair." (Line 11-14)
Date: November 3, 1914
Creator: Avera, Lawrence A.
Item Type: Refine your search to only Patent

Machine for Cutting off the Soiled Butts of Grain Stalks.

Description: Patent for a new and improved cutting machine for grain stalks. This design consists in a "table slotted in its middle part and slotted and recessed at or near one edge, the parallel endless bundle-carrying chains working in said slots and having arms, the chain-wheels, the shafts thereof and their supports, the circular saw in the recess at the edge of the table, the mandrel and the gage-plate" (lines 98-105).
Date: May 3, 1887
Creator: Becker, Lothar
Item Type: Refine your search to only Patent

Improvement in Automatic Fans.

Description: Patent for "an improved device for keeping the flies off the table, bed, or other place; and it consists of a fly-brush constructed of a spiral spring attached to a shaft with rotary reciprocating motion, and provided along the convolutions of the spring with suitable wings" (para. 4).
Date: November 3, 1877
Creator: Boone, John Baxter
Item Type: Refine your search to only Patent

Carpenter's Square.

Description: Patent for a new and improved carpenter's square. This design calls for ribs or ridges running lengthwise along the blades and a thicker, more durable square between the blades. In this way, only the ribs or ridges suffer wear, and the square lasts longer.
Date: October 3, 1882
Creator: Callihan, Willie Hoyle
Item Type: Refine your search to only Patent

Condenser for Cotton-Gins.

Description: Patent for a method of compressing and baling cotton in which cotton is condensed into sheets and is then compressed and delivered to a lapping mechanism which builds up a bale from the compressed sheets, including illustrations.
Date: November 3, 1891
Creator: Goldthwaite, Joseph G.
Item Type: Refine your search to only Patent

Walking Stool for Children.

Description: Patent for a new and improved walker for children. This design "is to facilitate placing the child, and to avoid any risk of injury, and, further, to make the stool easy for the body and arms of the child" (lines 13-16). This end is achieved with a hinged section of the walking ring, which may be opened to allow in the child.
Date: October 3, 1882
Creator: Peterson, Gustav
Item Type: Refine your search to only Patent

Improvement in Machines for Tightening Iron Bands on Bales.

Description: Patent for an apparatus that consists of "a series of metal bars to be inserted between what is known as the 'channel bars or teeth,' both on the upper and lower platens of a compress used for compressing cotton-bales, which bars thus inserted shall be so attached to the channel-bars that, by the force of springs, the said bars will be kept below the surface of the teeth on the platens, allowing ample space to insert the iron bands to be used in tying the bales, in the same manner as they are n… more
Date: April 3, 1877
Creator: Quin, Michael
Item Type: Refine your search to only Patent

Thill-Coupling.

Description: Patent for an expansible coupling-bolt designed to not rattle and to "provide a simple but effective means for taking up the play between the coupling-pin in the lug-bearings" (lines 17-20).
Date: November 3, 1896
Creator: Stowe, John N., Jr.
Item Type: Refine your search to only Patent

Rail-Joint.

Description: Patent for rail-joints that are a "firm and secure support for the abutting ends of rails to maintain their treads in the same horizontal plane and prevent them from being mashed down at the ends" (lines 13-17). This makes train passengers more comfortable and lengthens the rail's and the fish-plates' lives, and makes fish-plates more stable.
Date: November 3, 1896
Creator: Wambaugh, Mahlon W.
Item Type: Refine your search to only Patent

Improvement in Middlings-Purifiers.

Description: Patent for a "machine for purifying the middlings in the process of making flour that will free them more completely from impurities that has heretofore been done, and to construct the parts of the machine so that air-blasts will be completely under control" (lines 8-13) including illustrations.
Date: June 3, 1879
Creator: White, Henry
Item Type: Refine your search to only Patent
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