UNT Libraries Government Documents Department - 551 Matching Results
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- Abdominal Support
- Patent for an abdominal support in pants which is held up by leggings.
- Acetylene-Gas Generator
- Patent for an acetylene gas generator which automatically regulates the feeding of carbide into the generator.
- Acetylene-Gas Generator
- Patent for a acetylene gas generator with an improved valve for sending carbide into the generator which is more efficient and cheaper to make.
- Acetylene-Gas Generator.
- Patent for an acetylene-gas generator that consists of “a suitable frame, a receptacle positioned within said frame, and a gas-bell” (lines 11-13), as well as a gasometer and carbide feed. As a result, the gas generator “will continually furnish dry, cool gas and at a substantially even pressure at all times” (line 22-24). Illustrations included.
- Acetylene-Gas Machine
- Patent for a acetylene gas machine that automatically controls the flow of carbid or gas producing material into the generator "by means of a float and lever connection with the valve of the carbid hopper" (lines 19-21).
- Acetylene-Gas Machine
- Patent for an acetylene gas machine designed to " automatically feed different grades of carbid successfully in variable quantities according to the amount required" (lines 9-11).
- Adjustable Colter-Clamp
- Patent for a colter clamp that may be fastened to a plow beam. Illustrations included.
- Adjustable Handle for Sweep-Stocks and the Like
- Patent for adjustable handles for sweep stocks, plows, cultivators, and related equipment.
- Adjustable Scraper Attachment for Disk Plows
- Patent for an attachment for disk plows to "clean any disk in any kind of soil" (lines 17-18). Illustrations included.
- Agricultural Machine
- Patent for a cotton chopping machine which can cut plants at regular intervals.
- Animal-Poke
- Patent for an animal poke worn on the head of cattle to prevent jumping outside the field which allows the cow to graze freely while wearing the poke.
- Animal-Poke
- Patent for an animal poke that is worn on the head of the animal to prevent it from breaking or going underneath wire fences.
- Animal-Trap
- Patent for an animal trap. Illustrations included.
- Animal-Trap.
- Patent for an improved animal trap, primarily intended for catching wolves, that is adjustable and economical to construct.
- Animal-Trap
- Patent for an animal trap that requires the animal to fully enter the jaws of the trap to reach the bait and that reliably springs the trap upon the entrance of an animal but not when refilling the bait in the trap.
- Antifriction Device for Cranks and Pitmen
- Patent for an antifriction device used to "prevent dust and grit from accumulating in the anti-friction bearings" (lines 17-18). Illustrations included.
- Apparatus for Applying Dry Hot Air to the Face
- Patent for a hot air blowing device for blowing on the face that has adjustable temperature settings.
- Apparatus for Testing Errors of Refraction
- Patent for an eye testing device that has a movable lens, a measuring device for correction, and two different cards with test type on them which are fed into the machine during testing for astigmatism and myopia, presbyopia, and hyperopia to determine the level of correction needed in glasses.
- Attachment for Cultivator-Beams
- Patent for an attachment for cultivator beams designed to help adjust cultivators while in usage. Illustrations included.
- Audiphone
- Patent for a audiophone which reproduces sounds at their original volume and timbre through the use of diaphragms vibrated by an electric signal.
- Automatic Air-Brake Coupling
- Patent for an air-brake coupling for railroad cars which connects cars automatically and can be fully controlled by the train engineer in the engine.
- Automatic Cut-Out for Windmills
- Patent for a windmill part which stops the windmill from running when the water tank is full.
- Automatic Mail and Parcel Delivery Apparatus
- Patent for a automated motorized mail delivery vehicle that travels in the air on electric lines on poles to deliver incoming mail and retrieve outgoing mail from rural routes or parcels in urban areas.
- Automatic Railway-Switch
- Patent for a railway switch that can be opened by a car or engine. Illustrations included.
- Auxiliary Piano Pedal
- Patent for an auxiliary piano pedal. This invention is an improvement to the construction of an auxiliary pedal and foot-rest for children. Illustration included.
- Axle
- Patent for an axle. Illustration included.
- Axle-Setting Machine
- Patent for a axle setting machine that can be used on any type of axle, has its own lever, and doesn't touch the inside of the axle collar.
- Bale-Band Buckle
- Patent for buckles used to hold bands of bales. Illustrations included.
- Bale-Forming Apparatus
- Patent for a bale forming apparatus for making round cotton bales.
- Baling-Machine
- Patent for a baling machine. Illustrations included.
- Baling Press
- Patent for a baling press. Illustrations included
- Baling-Press
- Patent for a manually operated baling press which bales materials more easily than other presses.
- Baling-Press
- Patent for a baling press, designed so that the feeding and baling of cotton or straw is performed automatically, Illustrations included.
- Baling Press
- Patent for a baling press. This invention is a screw operated double acting plunger that compresses the bales. Illustration included.
- Baling-Press
- Patent for a hay baling press that uses less compressions per bale to lengthen the life of the press and speed up the process, requires less workers to attend to it, and is a more powerful baler than previous models. It also could be operated by horses or by a gas-motor.
- Baling-Press
- Patent for a bailing press machine designed to be more efficient and durable. Illustrations included.
- Barber's Bottle-Holder
- Patent for a bottle holder used for barbers. Illustrations included.
- Base Board
- Patent for base board. Illustrations included.
- Bat-Forming Apparatus.
- Patent for a machine for use in making cotton batting which takes the cotton in by an air current and then distributes it evenly throughout the mold for the batting. Illustration is included.
- Beamless Brake Mechanism
- Patent for a beamless brake mechanism. Illustration included.
- Bearing.
- Patent for improvements in bearings, in which a liquid-step bearing “contains a closed receptacle for oil or other liquid and co-acting with a movable piston or shaft, and adapted to resist end thrust by means of the liquid.” (Lines 11-14) Illustration is included.
- Bed
- Patent for a bed. This invention is designed for invalids that also provides a bed pan. Illustration included.
- Bed-Brace.
- Patent for bed braces that tighten the mattress support wires in a bed frame. These bed braces securely keep their position and allow easy adjustments.
- Bedstead
- Patent for a bedstead on rubber wheels which allows easy removal of the wheels to fit the bed through narrow doorways.
- Bee-Gum
- Patent for a bee hive which has multiple compartments which the bees can travel through and, when keeper wants to remove honey all the bees can be sent into one compartment to avoid the danger of being stung. It also has ventilation and rain protection.
- Binding Mechanism for Corn-Harvesters
- Patent for a binding mechanism for corn-harvesters. Illustrations included.
- Blind-Slat Fastener.
- Patent for improvements in shutter attachments, in which it locks the slats in place at a desired angle. Illustration is included.
- Blind-Stop.
- Patent for a device which locks blinds in place at the desired angle.
- Blower and Suction Device.
- Patent for a blower for a threshing machine that regulates the amount of air put out of the machine, and is both affordable and durable.
- Boat Propeller
- Patent for a boat propeller. Illustration included.