UNT Libraries Government Documents Department - 24 Matching Results

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Auger.

Description: Patent for a new auger designed "to provide a construction in which the parts may be adjusted to cut angular holes entirely through a body, and also to cut angular countersinks concentric with cylindrical openings, such as are made for the reception of the square heads of bolts lag screws, &c.," (lines 10-16), which includes illustrations and instructions.
Date: April 29, 1902
Creator: Bundy, John J.

Cheese-Cutter

Description: Patent for cheese cutter that features improvements which include guides for the knife, the box and cover, and the means for holding the cheese in place on a rotatable platform.
Date: December 30, 1902
Creator: Niggli, Emil

Eyeglasses.

Description: Patent for eyeglasses that builds upon the inventor's previous patent, No. 654,523, and utilizes a set of nose pieces, lenses, and springs to improve upon existing eyeglasses technology.
Date: May 20, 1902
Creator: Critzer, Augustus B.

Fireproof Floor.

Description: Patent for an improved fireproof floor, which provides a light, rigid fire- and sound-proof flooring that is simple in construction. In addition, the ceiling construction allow the walls of a building to be strengthened against sagging or bulging, and also provides a continuous concrete-ceiling surface, allowing plaster coating or other material to be securely held without the need of another surface to support it.
Date: November 18, 1902
Creator: Shields, Patrick T.

Interlocking-Bar Grating for Jails.

Description: Patent for gratings used in jails. "In these structures as ordinarily made upright and horizontal bars are provided which are located at right angles to each other, these bars being necessarily secured together at their points of intersection to prevent their being spread apart" (lines 11-16).
Date: November 25, 1902
Creator: Youngblood, David Franklin

Lining for Cells, Vaults, or the Like

Description: Patent for Lining for Cells, Vaults, or the Like. The Linings whether employed in Jail-Cells or other Similar Buildings , and the object thereof is to provide a structure made up of parts which may be placed within a room or enclosure and securely built therein without necessity of using patch-bolts or screws.
Date: November 25, 1902
Creator: Youngblood, David F.

Nut-Cracker.

Description: Patent for improvements in nut-cracker by using “a pair of bent handle-limbs pivoted together near the bends of the limbs, a hammer-block rigidly secured on the opposite end of each handle-limb; each hammer-block having a cavity, these cavities being formed in opposed ends of the hammer-blocks; a handhold in each handle-limb, and a guide-piece having parallel members affixed by their ends on one of the handle-limbs, and loosely embracing the other handle-limbs.” (P. 2, lines 42-51.) Illustratio… more
Date: April 1, 1902
Creator: Dickey, William V.

Packing Compound for Eggs.

Description: Patent for a mixture of shale dust, gypsum, wood ash, sulfur, borax, saltpeter, and salicylic acid. This compound is to be layered around eggs, fruits, or vegetables for the purpose of preserving them.
Date: May 6, 1902
Creator: Stukes, John Marion

Rotary Force-Pump

Description: Patent for an improved type of water pump that operates using a method where "valves of each piston work parallel to each other and through the cylinders at points diagonally opposite" (lines 15-17)
Date: September 23, 1902
Creator: Frank, Samuel M.

Safety-Platform for Railway-Cars.

Description: Patent for an improvement to safety platforms for freight cars and other railway cars, intended to "protect the lives of trainment and others whose duties demand the rapid passing from car to car of a train while in motion" (lines 12-14).
Date: May 27, 1902
Creator: Holland, John & Wickline, William P.

Sulky-Lister

Description: Patent for improved version of sulky-lister, with more effective spring between planter and lister-plow. Improvements include ability for covering disks to move downward and function at required drill depth.
Date: April 1, 1902
Creator: Engelmann, Gustav

Well-Boring Machine.

Description: Patent for improved mechanism of well-boring machine in which it “composed of as few parts as possible, which will effectively grip and rotate a drill-rod or pipe containing coupling and reducing - nipples, or composed of length or sections of varying diameters without impeding the end movement or deranging the central position of said drill-rod or pipe, and without delaying the progress of the machine, to adjust or change any part or parts thereof, also to improve the means for gripping the dr… more
Date: June 17, 1902
Creator: Woods, Frank J.

Wrench.

Description: Patent for "wrenches; and it consists in the improved means for operating the movable jaw thereof." (lines 12-13) including illustrations.
Date: July 1, 1902
Creator: Boozer, George W.
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