UNT Libraries Government Documents Department - 56 Matching Results
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- Automatic Safety Target.
- Patent for a target device for pistols and rifles which allows for the motion of the target being hit to move another target into view.
- Book-Holding Device
- Patent for a book-holding device that will keep books open by holding back turned pages, with illustrations.
- Building-Block.
- Patent for building block that is easily formed or molded. The building block forms tiers to easy move around and modify.
- Building Construction.
- Patent for "new and useful improvements in building construction" (lines 9-11), including illustrations.
- Burner.
- Patent for improvements in burners to allow them to use liquid fuel such as oil.
- Can-Closure
- Patent for general use to securely close cans containing liquid so that invisible tampering, evaporation, and contamination cannot occur.
- Chuck.
- Patent for chucks that secure pipes, preventing movement when being cut or threaded, including illustrations.
- Coaling Device.
- Patent for coal colliers that breaks the coal into small pieces and lifts the coal to pour the coal into the ship's bunkers.
- Comb.
- Patent for an electronic heating comb providing an electric heating element.
- Combination Dripper and Steeper
- Patent for a beverage steeper where a strainer is provided to hold the material used for preparation, such as tea or coffee. The strainer is designed to lower into the coffee pot to allow for steeping and can be raised out of the water and affixed to the top of the pot for draining.
- Combination Steeper and Dripper.
- Patent for improvements of steeper and drippers combinations, specifically for tea or coffee, where a container the same depth of the pot will be provided in order to steep grounds easily and quicker.
- Cuff-Link.
- Patent for new and useful improvements in cuff links that do not separate from sleeves and help with any decoration.
- Demountable Rim.
- Patent for improved demountable rims for automobiles that are easy to mount and detach as well as cheaper and easier to manufacture.
- Direction Signal for Automobiles.
- Patent for lit directional signal for automobiles that indicates driver's intention to stop or to turn left or right, including illustrations.
- Dynamo Electric Machine
- Patent for Improvement of Dynamo-Electric Machines. The improvement turns electric energy into mechanical entry.
- Electric-Current Relay
- Patent for Electric-Current Relay to allow capability of use with either a direct or alternating current. This is adapted for economical use in constant temperature apparatus. Further, this technology avoids the possibility of "sticking of relay movable contacts".
- Float-Controlled Liquid-Gaging and Cut-Off Means.
- Patent for an automatic cut off device for oil tanks that indicates the amount of water in an oil tank and will automatically close the discharge opening when all the water has been discarded from the tank.
- Game.
- Patent for a "a game of skill, rather than a game of chance" (lines 11-12), albeit with elements of a game of chance, in the style of a carnival game. The game consists of a motorized, revolving model airplane and a circular arrangement of nets (one for each player); the airplane drops candy into the winning player's net.
- Grain-Car.
- Patent for a grain car, with improved methods or loading and unloading the grain, as well as an easy method for converting the car to haul regular cargo.
- Horse-Boot.
- Patent for a horse boot that covers and protects the hoof and pastern joint of a horse. It also protects the fetlock joint and practically the entire foreleg below the knee. This device allows for the horse to move without being hindered in any way, or without causing chafing. Both protecting the horse and providing additional comfort and safety.
- Hydraulic Swivel
- Patent for a new and useful improvement in hydraulic swivels by simplifying the structure and making the device more efficient and reliable.
- Hydraulic Swivel.
- Patent for a hydraulic swivel valve, to allow water to flow to the drill stem for purposes of cooling and lubrication.
- Lakeview Quadrangle
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
- Manufacture of Aluminum Chloride.
- Patent for the manufacture of Aluminum Chloride that can be carried out at lower temperatures with aluminum ore or compound, such as bauxite, sulfur and chlorine, and involves no cooking.
- Manufacture of Aluminum Chloride.
- Patent for improvements of manufacture of aluminum chloride, comprising "a method of utilizing certain oily residues which are the result of treatment of oils with aluminum chloride or with substances capable of forming aluminum chloride" (lines 11-14), including illustrations.
- Marine Vessels
- Patent for new and useful Improvements in Marine Vessels. Relates to marine vessels used for towing timber.
- Method of Purifying Oils
- Patent for a new and useful improvement in the method of purifying oils, particularly applicable to cracked gasoline.
- Monolithic Wall.
- Patent for concrete wall construction which is light in weight and inexpensive to fabricate. Frames may be previously constructed in a manner to allow for windows and other common wall features.
- Motorcycle-Stand.
- Patent for a motorcycle stand that can be released manually through a lever near the saddle to lock the stand into place until the operator unlocks it.
- Mud-Cleaning Mechanism for Tractor-Wheels.
- Patent for mud cleaning mechanism for tractor wheels. The mechanism's objective is to automatically clean from and between the cleats and the ground, and along the rims of tractor wheels while the wheels are in motion. Additional advantages noted are that this mechanism is easily assembled and disassembled, durable and compact, and applicable with multiple styes of tractors.
- Oil-Burner.
- Patent for oil burner adapted for using heavy oil (with wide flat flame) for distribution (wide flat flame with adjustable burner tip).
- Oil Trap
- Patent for improvements to floating oil traps. Floating oil traps are used to catch excess oil floating on top of refinery discharge canals. These improvements include increased flexibility, thus allowing the trap to move with the flow of the water.
- Pipe Coupling.
- Patent for pipe coupling in which the ends of pipes have interlocking attachments which can be both dissembled and reinforced for protection against accidental disengagement.
- Player Piano
- Patent for a new form of valve for mechanical piano operated by pneumatic mechanisms in which the value is self-centering and does away with the guide pin usually employed, and an amplification of the wippen so that the striker rod is placed at the front of the pneumatic mechanism where it is accessible. The change in leverage permits the use of a smaller pneumatic.
- Power-Hammer.
- Patent for a power hammer that can utilize any power source and only needs one person to operate it. The design also uses less parts, making it more affordable.
- Price-Tag Holder.
- Patent for "an improvement in price tag holders" (lines 9-10) such that the price tag holder is connected to a garment hanger, including one illustration.
- Process of Heating Oil-Retorts and Apparatus Therefor.
- Patent for "a method of securing even heating of oil retorts and the like throughout their length" and "a new apparatus, particularly intended for the heating and cracking of oils to convert the same into pyrolytic products". The invention may be used for any oil converting retort, but the patent description relates to the production of gasoline.
- Rotary Drilling-Machine
- Patent for rotary well drilling platform improvements. The improvements are to control how the turntable moves without having to change the structure of the platform or having a second person watching while drilling.
- Rotary Drilling-Machine.
- Patent for well drilling rigs also known as rotaries that provides a new way for controlling the slips that eliminates all danger of injury to workers.
- Self-Lining Interlocking Building-Block.
- Patent for interlocking building-blocks that allow for the formation of strong insulated and properly lined walls without the use of skilled labor and with or without reinforcements.
- Shocker.
- Patent for improving automatic grain shockers and cappers by adding adapted frames, with illustrations.
- Shutter for Motion-Picture Machines.
- Patent for a shutter for motion picture cameras to eliminate flickering. Produced by stamping the device from sheet metal.
- Still and Still-Setting
- Patent for steam still improvements using an open steel frame for support of the still. This steel frame allows for heating by methods other then steam and easy access to the bottom plates of the still to see if there is leakage.
- Templet.
- Patent for templets or steel models used in building ships. The steel can be easily shaped into parts.
- Terry Quadrangle
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
- Tool Joint.
- Patent for a screw-threaded tool joint used for drill pipes on rotary drilling rigs.
- Trailer.
- Patent for trailers for attachment to trucks that is strong and compact and will not be distorted by the turning of the trailer relative to the truck.
- Train-Line Valve.
- Patent for "a cut out cock for pneumatic air brake systems." This invention allows the brake lines to be bled so that all brakes may be applied simultaneously.
- Traveling Block.
- Patent for a traveling block construction. The invention resides in the combination and arrangement of parts and in the details of construction that provide a novel form of nut to be positioned on the ends of the supporting shaft of the block, the nuts being hollowed out to provide oil chambers for supplying the shaft with a lubricant.
- Utilization of Aluminum-Chlorid Residues.
- Patent for "new and useful Improvements in the Utilization of Aluminum Chlorid Residues" (lines 6-7) including instructions and illustrations.