45 Matching Results

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Automobile-Signal. (open access)

Automobile-Signal.

Patent for turn signal improvements with an aim to improve visibility of signal and ease of replacement with the goal of communicating vehicular movement and reducing accidents.
Date: November 15, 1921
Creator: Squier, William Ernest
System: The Portal to Texas History
Cereal Food and Process of Preparing the Same. (open access)

Cereal Food and Process of Preparing the Same.

Patent for improving cereal food processing by grinding corn and other grains into meal to convert starch into dextrin, and through drying grains to remove moisture and prevent fermentation (lines 17-23). Additionally, the processing will make the cereal appetizing and easily digestible.
Date: November 1, 1921
Creator: Kelly, Martha R.
System: The Portal to Texas History
Fertilizer and Method of Producing the Same. (open access)

Fertilizer and Method of Producing the Same.

Patent for a new and improved condensed fertilizer formula that can be easily transported and is stable enough to be stored without appreciable deterioration, resulting in cost savings.
Date: November 22, 1921
Creator: Poynor, Camp, L.
System: The Portal to Texas History
Holder for Car and Locomotive Replacing Frogs (open access)

Holder for Car and Locomotive Replacing Frogs

Patent for improving railway car frog replacement and holding. The improvements include greater strength and durability and low cost manufacture.
Date: November 1, 1921
Creator: Keith, Darwin E.
System: The Portal to Texas History
Method of Sealing the Walls of Deep Wells (open access)

Method of Sealing the Walls of Deep Wells

Patent for a new and useful method of dealing the walls of deep wells in which the means for lining oil wells by the use of the customary metal casing is avoided, the cost is very materially reduced, and numerous expenses and failures are avoided.
Date: November 29, 1921
Creator: Nolan, William E.
System: The Portal to Texas History
Ship-Protector. (open access)

Ship-Protector.

Patent for a ship protector that uses a system of mats that can be individually lowered to temporarily repair a hole blown in the hull by a torpedo or floating mine, thereby keeping the ship from sinking until it can reach port. The mats can also be used to prevent floating mines from contacting the hull. Designed to be easily applied without requiring any material changes in the ship's construction.
Date: November 1, 1921
Creator: Geroianne, Francesco
System: The Portal to Texas History
Agricultural Machine (open access)

Agricultural Machine

Patent for a tool to destroy weeds. This invention reuses several parts from farming tools.
Date: November 22, 1921
Creator: Northcutt, John G. & Crawford, Miner
System: The Portal to Texas History
Horse-Boot. (open access)

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.
Date: November 1, 1921
Creator: McKenzie, Joseph H.
System: The Portal to Texas History
Axle Lubricator. (open access)

Axle Lubricator.

Patent for axle lubricator. This invention makes it so that manual lubrication of spindles is eliminated.
Date: November 15, 1921
Creator: Bass, Thomas G.
System: The Portal to Texas History
Polished-Rod Clamp. (open access)

Polished-Rod Clamp.

Patent for improvements in Polished-Rod Clamps that "quickly and easily attached to a rod without the use of tools" (lines 56-57) and "be easily operated at a distance from a pump" (lines 59-60).
Date: November 8, 1921
Creator: Weister, Edward P.
System: The Portal to Texas History
Electrical Tank-Gage. (open access)

Electrical Tank-Gage.

Patent for tank gages that use an electrical indicator to show fluid levels and waste that settles at the bottom of the tank.
Date: November 8, 1921
Creator: Bartlett, Ernest C. & Allison, Joseph, E.
System: The Portal to Texas History
Cotton Picking Apparatus. (open access)

Cotton Picking Apparatus.

Patent for cotton-picking apparatus. This apparatus supports complete removal of the cotton from plant without foreign objects or harm to plant.
Date: November 8, 1921
Creator: Alvin, Alleyne D.
System: The Portal to Texas History
Pneumatic Tire (open access)

Pneumatic Tire

Patent for pneumatic tire (for use on motor vehicle wheels) with application to inner tubes that are employed within the outer casing of tire. Tire provides self-sealing inner tube for piercings or punctures.
Date: November 29, 1921
Creator: Allyn, Harley H.
System: The Portal to Texas History
Process for Converting Sodium Sulfate to Sodium Sulfid. (open access)

Process for Converting Sodium Sulfate to Sodium Sulfid.

Patent for converting sodium sulfate to sodium sulfid, it is a process conversion of chemical compounds sodium sulfate to sodium sulfid.
Date: November 22, 1921
Creator: Anderson, Robert James
System: The Portal to Texas History
Cotton-Cleaner and Boll-Breaker. (open access)

Cotton-Cleaner and Boll-Breaker.

Patent for cotton cleaning and boll-breaking apparatus that simplifies assembling, disassembling, and adjusting parts. The apparatus uses a suction that feeds the material into the rotating blades for cleaning. Special features include removable screen frames, refuse collecting pockets, and replaceable blades.
Date: November 15, 1921
Creator: Stacy, Grover C.
System: The Portal to Texas History
Insecticide for Boll-Weevils. (open access)

Insecticide for Boll-Weevils.

Patent for boll-weevil insecticide with novel method of compounding. Arsenic and baking soda are combined with wood ash to create a dust which kills the insects as an inhalent instead of needing to be consumed by the insects in order to be effective.
Date: November 1, 1921
Creator: Koenig, Philipp
System: The Portal to Texas History
Wire-Stretcher. (open access)

Wire-Stretcher.

Patent for an improvement to wire stretchers and splicers, to more practically "facilitate the stretching and splicing of fence wire or the like" (lines 12-13), including illustrations.
Date: November 8, 1921
Creator: Sanderson, Auther L.
System: The Portal to Texas History
Casing-Elevator. (open access)

Casing-Elevator.

Patent for a casing elevator used to remove casings of various diameters from wells. The main specialty of this invention is the use of hinged sections containing pivoted jaws to clamp around the casings.
Date: November 8, 1921
Creator: Boyter, Arthur J.
System: The Portal to Texas History
Oil Trap (open access)

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.
Date: November 22, 1921
Creator: Jones, Robert P.
System: The Portal to Texas History
Pipe-Perforator (open access)

Pipe-Perforator

Patent for pipe-perforator made for well screens. This perforator is designed to provide staggered rows of perforations.
Date: November 29, 1921
Creator: Dunsworth, George W.
System: The Portal to Texas History
Wall-Block. (open access)

Wall-Block.

Patent for an improved wall block that is designed in a T-shape so that the pieces will interlock providing stability and preventing cracks in a foundation.
Date: November 29, 1921
Creator: Hull, John W.
System: The Portal to Texas History
Insect Catcher (open access)

Insect Catcher

Patent for Insect Catcher, The objective of this invention is to provide a novel and improved device for this general character especially designed and adapted for use in connection with growing plants and is especially adapted for use to destroy boll weevils, bollworms, sharp shooters, and bugs and insects which infest cotton, potato, tomato and kindred plants.
Date: November 8, 1921
Creator: Ryan, William C. & Ruhmann, Grover C.
System: The Portal to Texas History
Dressing Block. (open access)

Dressing Block.

Patent for Dressing Block for well drilling tools. A further aim of this invention is to provide a means for adjusting the tool and the anvil so that tools of different lengths and different sizes, may be readily accommodated and properly dressed.
Date: November 8, 1921
Creator: Montgomery, Gustavus A.
System: The Portal to Texas History
Spring Wheel. (open access)

Spring Wheel.

Patent for the improvement of spring wheels. It is to prevent the movement of a car's rim or hub when sharp turns are being made.
Date: November 22, 1921
Creator: Livings, James Arthur
System: The Portal to Texas History