UNT Libraries Government Documents Department - 12 Matching Results

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Whiffletree.

Description: Patent for a new and improved whiffletree. This design utilizes a removable eye and removable rings, so "when [they have] become worn [they] may be removed and [others] substituted, thus prolonging the usefulness of the single tree for years" (lines 48-51).
Date: October 5, 1880
Creator: Miller, Rudolph A.

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design "consists in a jointed rod which has its lower end fastened to one of the hooks of the coupling and its upper end fastened to a vertically-moving ring that slides upon the brake-rod, whereby the coupling hook can be raised upward and supported in such a position that it will not couple when the cars run together" (lines 14-20).
Date: October 12, 1880
Creator: Haltom, Samuel

Bullet.

Description: Patent for a new and improved bullet. This design calls for a cavity at the base of the bullet and a tube of flexible material to be inserted snugly into the cavity. This results in less wobbling after the bullet has been fired.
Date: October 12, 1880
Creator: Petmecky, Joseph C.

Chair.

Description: Patent for a new and improved knockdown chair. This design of a knockdown chair (a chair that isn't fully assembled until at its destination so that it may be collapsible, saving space until then) marks improvements over previous models. This design calls for side-rails that extend through the mortises and countersunk apertures so that the ends of the side-rails can expand in the countersinks.
Date: October 19, 1880
Creator: Creager, Frank A.W.

Vehicle Wheel.

Description: Patent for a new and improved vehicle wheel. This design features "the construction and combination of parts whereby the spokes may be adjusted radially outward, and also forced tightly around the axle-box, to compensate for shrinkage" (lines 11-15).
Date: October 19, 1880
Creator: French, Stephen H. & Maltby, William J.

Water-Cooler.

Description: Patent for an improvement in water-coolers wherein the vessel for holding the water is surrounded with fibrous material that is kept saturated with water, the evaporation of which will absorb the heat from the water contained in the vessel in a manner well known to science.
Date: October 20, 1880
Creator: Barber, Edwin Louis

Spark-Arrester.

Description: Patent for Spark-Arrester. The author claims his invention catches sparks and throws them to the bottom of the chamber to the discharge pipe. Used in locomotive smoke stacks.
Date: October 12, 1880
Creator: Swan, Robert F.

Sprinker.

Description: Patent for a new and improved pesticide sprinkler for cotton plants. This design "provid[es] . . . a relief-valve, so that should the nozzle become stopped up at any time this valve will open and let the fluid escape through the piston without doing any harm to the pump or stopping the vehicle" (lines 14-19).
Date: October 19, 1880
Creator: Pinter, Francis T.

Sand-Band.

Description: Patent for a sand band which will prevent sand and dirt from working in between the axle and hub and into the axle-box of a vehicle.
Date: October 12, 1880
Creator: Lupton, Lewis R.

Seed Planter and Cultivator.

Description: Patent for a new and improved planter and cultivator. This design "relates to combined seed-planters and cultivators intended for different kinds of seeds and crops; and it consists of a novel construction of machine having a detachable harrow and seed-drum, and being what [the inventors] call a 'universal seed-planter and cultivator'" (lines 14-20).
Date: October 5, 1880
Creator: Thompson, James W. & Lloyd, James

Mattress Making Machine.

Description: Patent for a new and improved mattress making machine. This design calls for a box with a hinged door and gauges that adjust the box to the desired width for mattress making. Additionally, slats at the bottom of the box and along the inside of the hinged lid have straps and pins that one uses to bind the mattress material after it fills the box.
Date: October 19, 1880
Creator: Howe, Charles P.
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