UNT Libraries Government Documents Department - 4,510 Matching Results
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- Attachment for Vehicle Running - Gear
- Patent for
- Audiphone
- Patent for a audiophone which reproduces sounds at their original volume and timbre through the use of diaphragms vibrated by an electric signal.
- Auger.
- 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.
- Auger-Bit
- Patent for an auger bit used for boring holes. Illustrations included.
- Auto-Door Stop
- Patent for a door stop that is cheap to produce and holds doors firmly.
- Automatic Air-Brake Coupling.
- Patent for "a new and useful improvements in automatic air-brake couplers to enable others skilled in the art to make and use the same, the invention also relates to improvements in automatic air-brake couplings in cars". (lines 5-10) including instructions and illustrations.
- 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 Air-Brake Coupling.
- Patent for "coupling devices for connecting the air-brake hose of railway-cars" (lines 9-10) automatically, including illustrations.
- Automatic And Continuous Film Distillation Apparatus.
- Patent for Automatic film distillation apparatus.
- Automatic Balance Attachment for Windmills.
- Patent for an automatic balance device for windmills that attaches to the pump-rod.
- Automatic Baling-Press
- Patent for an automatic hay baling press which has more packing devices for feeding the hay into the press than previous versions.
- Automatic Boiler-Feed
- Patent for a steam boiler which automatically fills the boiler with water to the proper levels and keeps the levels steady.
- Automatic Car-Coupling.
- Patent for improvements in car-couplers "wherein the link is automatically engaged with the draw-head of a second car and the link can be quickly disengaged when it needed uncoupling." (Lines 10-11) Illustration is included.
- Automatic Computing and Weighing Scale
- Patent for automatic computing and weighing scale.
- Automatic Cotton Press And Feeder
- Patent for automatic cotton press and feeder. Illustrations included.
- Automatic Cotton Press and Feeder
- Patent for an automatic cotton press and feeder operated by fluid pressure. Illustrations included.
- Automatic Cotton-Tramper
- Patent for an automatics cotton presser. Illustrations included.
- Automatic Counting Apparatus
- Patent for an automatic counting apparatus for counting packages coming down a chute into a vehicle.
- Automatic Cut-Off for Cisterns
- Patent for a automatic cutoff for cisterns which prevents the first muddy water coming down a rain spout from going into the cistern by sending it into a separate waste pipe.
- Automatic Cut-Out for Windmills
- Patent for a windmill part which stops the windmill from running when the water tank is full.
- Automatic Dumping-Elevator
- Patent for an automatic dumping elevator for supplies which can stop at different heights and dump the contents of the elevator.
- Automatic Electric Switch
- Patent for an automatic electric switch. This invention consists of a series of switches and a rotary switch run by electromagnetic key operating motor. Illustration included.
- Automatic Electric Switch
- Patent for an automatic electric switch. Illustration included.
- Automatic Elevator Gate
- Patent for an elevator gate that will automatically be raised or lowered upon ascent or descent of the elevator, with illustrations.
- Automatic Feed for Saw-Setting Mechanism.
- Patent for improvements to Automatic Feed for Saw-Setting Mechanism, "particularly adapted to advance the saw into alinement with a setting-punch by reciprocatory movement of a part of the mechanism" (lines 11-14), including illustrations.
- Automatic Filling-Machine
- Patent for a filling machine. Illustrations included.
- Automatic Fire-Alarm
- Patent for an electronic automatic fire alarm.
- Automatic Fire-Alarm.
- Patent for the automatic fire alarm system relates to a fusing wire that reacts to any heat or fire by closing circuit inside of the battery resulting in sounding off the alarm, and thus, improving the fire-alarm system structure.
- Automatic Fire Alarm
- Patent for an automatic fire alarm. Illustration included.
- Automatic Fire-Kindler
- Patent for an automatic fire kindler which can be put on a timer and start a fire in a stove with a bundle of matches inserted into the device ahead of time.
- Automatic Fish-Hook
- Patent for a fish hook designed to catch the fish by its head when it takes the bait. Illustrations included.
- Automatic Gun
- Patent for an automatic gun which automatically sends the next cartridge to the gun barrel after firing.
- Automatic Hay-Press
- Patent for a motor powered automatic hay press.
- Automatic Locking and Releasing Device for Mining-Cars
- Patent for an automatic locking and releasing device for mining carts and cages. Illustrations included.
- Automatic Machine for Forming Plastic Bodies
- Patent for a machine which quickly and automatically forms plastic bodies and blocks when fed the material. Illustrations included.
- 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 Match Box
- Patent for automatic match box. This device is designed to eject matches to a suitable distance. Illustration included.
- Automatic Measuring Machine
- Patent for an automatic measuring machine. Illustration included.
- Automatic Multiple Fuse Block
- Patent for an automatic multiple fuse block. This invention is "provided a normally inactive shunt circuit through which, when a fuse is blown, the current is diverted to an electro-mechanical means which, when the rush of current causing the fuse to blow" (16-21). Illustration included.
- Automatic Ore and Pulp Sampler
- Patent for a automatic ore and pulp sampler. This invention represents a settling tank to accumulate particles. Illustration included.
- Automatic Ore And Slime Separator
- Patent for a automatic ore and slime separator. This invention is designed to separate the sand and other solid particles from water. Illustration included.
- Automatic Railroad-Switch
- Patent for an automatic railroad switch which throws the switch automatically back to the main line after a train has entered a siding.
- Automatic Railway-Switch.
- Patent for a railway-switch by enabling the switch operate automatically when a train is passing by. Illustration is included.
- Automatic Railway-Switch
- Patent for an improved automatic railway switch based on an earlier model made by the same person. Illustrations included.
- Automatic Railway Switch
- Patent for a automatic railway switch. Illustration included.
- Automatic Railway Switch
- Patent for an automatic railway switch. Illustration included.
- Automatic Railway-Switch
- Patent for a railway switch that can be opened by a car or engine. Illustrations included.
- Automatic Railway Switch Lock
- Patent for an automatic railway switch lock. Illustration included.
- Automatic Regulator for Pneumatic Flues
- Patent for a regulated valve to automatically maintain air pressure in a pneumatic conveyor flue. Excessive air pressure causes a secondary valve to open and vent the pressure while at the same time impeding air flow downstream.
- Automatic Relief Valve for Pneumatic Seed Cotton Distributers.
- Patent for a valve that attaches to a flue upon a pneumatic-seed cotton distributor. Includes illustrations.