UNT Libraries Government Documents Department - 151 Matching Results

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Plow Attachment
Patent for a plow attachment. Illustrations included.
Plow Attachment.
Patent for an adjustable plow attachment that is placed onto a plow blade and sweeps aside earth while "forming a load-bearing surface." (p. 1)
Plow Attachment
Patent for "a shovel or point attachment for plow-stocks for operation in turf, stubble, or grubby or rocky soil deep or shallow, the attachment being particularly adapted for turning stalks, weeds, grass, and stubble" (lines 11-17).
Portable Convict-Cage.
Patent for a portable convict cage for housing prisoners while out in work gangs, which is on wheels, is difficult to attack or leave, and provides numerous cots inside.
Potato-Cutter.
Patent for a potato cutter for dividing seed potatoes into sections for planting.
Process of Magnetically and Statically Treating Ores
Patent for "a process for magnetically and statically treating ore to separate the valuable metal therefrom during its passage through a single machine" (lines 11-14). In particular, the treatment helps to remove magnetic particles that have sharp corners or points that may interfere with other processes.
Process of Preserving Wood
Patent for a process of preserving wood.
Projectile.
Patent for improvements in projectiles for use in smooth-bore guns of any caliber, the same being so grooved or rifled as to insure rapid rotation and great accuracy and range in flight. (Lines 8-11.) Illustration is included.
Pumping Apparatus.
Patent for pumping apparatus. This invention provides a means to elevate liquids by use of compressed air. It is specifically intended for deep oil-wells.
Pyrometer.
Patent for improvement in pyrometers for more accurate and reliable use in cooking stoves.
Rail-Joint.
Patent for the improvement of railroad constructions by means of using a fishplate that provides an effective connection between two rail bars and secures the accuracy in lining the bars up.
Rail-Joint.
Patent for "a self-locking rail-joint of novel construction and which will preclude the use of bolts or analogous fastenings, the weight of the rails and their securement to the ties being sufficient to hold the parts of the clamp close against opposite sides of the rail ends." (lines 12-17), including illustrations.
Railroad-Rail
Patent for a new railroad rail design. Illustrations included.
Railroad Tie
Patent for a railroad tie. This invention is made of concrete and allows rails to be attached without the need of spikes. Illustration included.
Railway-Frog.
Patent for "a frog for crossing rails at switches or railway-crossings" (lines 8-9).
Railway Switch
Patent for a railway switch. This invention is designed to allow automatically operated by the wheels of the rail cars. Illustration included.
Regulator for Dynamo-Electric Machines.
Patent for an electric dynamo machine regulator for use in traction systems on trains.
Roller-Bearing Trolley-Wheel.
Patent for a trolley wheel, which puts less friction on the axle by reducing the movement inside the wheel.
Sash-Lock.
Patent for sash-lock. This device is designed for locking a window sash at any given position. It may be applied to a window frame without damaging the frame or sash.
Saw-Filing Machine
Patent for a Saw-Filing Machine. "This invention relates to saw-filing machines; and the object of the invention is to provide a simple and effective device of this character which is adapted to sharpen with accuracy and rapidity the teeth of different kinds of saws." (lines 8-13) including illustrations.
Scaffold-Bracket
Patent for a scaffold-bracket.
Self-Dumping Cage for Hoisting Coal, & c., from Mines.
Patent for improvements in self-dumping cage for hoisting coal or other minerals by first provide a simple and easily-controlled dumping mechanism which can be set at bottom of shaft; second, to secure a positive action of the dumping mechanism and reduce the shock and strain commonly incident to the operation of self-dumping cages; third, to provide a firmer and more easily operated dog for holding car on cage-platform. (Lines 15-22) Illustration is included.
Separating Apparatus
Patent for separating apparatus. Illustration included.
Shirt
Patent for a mans shirt which is held in place by a strap going between the legs so that the garment does not move throughout the day and which helps hold up drawers.
Shoe Fastener
Patent for a shoe fasteners in place of laces. Illustration included.
Shoe-Lace Fastener.
Patent for a shoelace fastener to hold the tongue of the shoe up and keep the laces tied.
Side Bearing For Railway Rolling Stock
Patent for a side bearing for railway rolling stock. This invention is designed to prevent derailments in turns. Illustration included.
Soil map, Texas, Henderson sheet
Map displays soil types along with bayous, creeks, ponds, towns, roads, and railroads. Includes legend and soil profiles.
Soil survey of the Henderson area, Texas
Text describes climate, agriculture, and soils of the Henderson area in Texas.
Sound Reproducing Machine
Patent for a sound reproducing machine. Illustrations included.
Speculum
Patent for an improved version of the speculum, a gynecological instrument, including illustrations.
Spring-Heel
Patent for a spring heel made to absorb shocks from walking and to provide overall support for the heel. Illustrations included.
Stalk Cutter
Patent for a stalk cutter. Illustration included.
Stove Flue
Patent for a stove flue. Illustration included.
Sulky-Lister
Patent for an improved sulky-lister for planting listed corn, cotton, and other crops.
Ticket Selling Machine
Patent for a ticket selling machine.
Tobacco-Stemming Machine
Patent for a machine for stemming tobacco.
Tool for Truing and Dressing Commutators.
Patent for a tool "for truing and dressing the commutators of dynamo motors... especially designed for truing and dressing the commutators of motors employed for propelling cars" (lines 9-14).
Trace-Carrier
Patent for trace carrier for a plow "especially designed to support the trace adjustably in a vertical direction, so as to vary the line of the draft upon the plow and also provide a guide and support for the reins" (lines 9-13), including illustrations.
Track-Level.
Patent for a track level, which is used to measure the lay of the land that a road is being built through.
Transmission-Gearing.
Patent for a transmission gearing for a traction system for trains, which can be used on all types of curves without ill effects.
Triple Valve For Air-Brakes
Allows the "auxiliary reservoir to be recharged without releasing the brakes" (lines 11-13) improving the triple valve in air-brake systems.
Twine Holder
Patent for a twine holder. Illustration included.
Umbrella
Patent for an umbrella. Illustration included.
Valve Stem Packing
Patent for "valve-stem packing for locomotives and steam engines." (lines 8,9) including instructions and illustrations.
Vaporizer
Patent for a vaporizer. Illustration included.
Water-Heater
Water-heaters that can be more manufactured for a lower cost while heating water more quickly and work as a room heater for the bathroom.
Whiffletree-Clip.
A patent for a whiffletree hook and accompanying attachments meant to replace lap-links in harnesses. Illustrations and material recommendations included.
Whip Handle
Patent for a whip handle. This invention applies to the repair of harness. Illustration included.
Windmill
Patent for a new windmill design with improvement to the "mechanism for transmitting the motion of the wheel shaft to the pump rods."
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