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121 Matching Results
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Cotton-Chopper Attachment.
Patent for Cotton-Chopper Attachment. This invention relates to cotton chopper attachments for cultivator frames and has for its object to provide an attachment of simple structure which may be easily and quickly applied to the frame of a cultivator or detached from the same" (lines 9-14).
Date:
October 3, 1911
Creator:
Mathus, Charles W.
System:
The Portal to Texas History
Pumping-Jack.
Patent for a pumping jack that has a walking beam of a jack for equalizing the dead weight of the pump, which reduces useless weight on the pumping engine.
Date:
July 12, 1921
Creator:
Scott, Henry T.
System:
The Portal to Texas History
Pump
Patent for improvements to pumps in working barrels, packing, and packing chambers, the purpose of which is to eliminate easily worn parts and improve the efficiency of these pumps, including illustrations.
Date:
November 28, 1922
Creator:
Kerr, Michael A.
System:
The Portal to Texas History
Electric Battery
Patent for an electric battery. This battery is designed to be more efficient and run for a longer time, without adding water.
Date:
October 24, 1922
Creator:
Holmes, Frank M.
System:
The Portal to Texas History
Spark Plug.
Patent for a spark plug with the capacity to afford an intense spark, prevent leakage of current, and to preclude fouling of the plug in carbon.
Date:
October 24, 1922
Creator:
Bronson, Fred L.
System:
The Portal to Texas History
Counter.
Patent for improvements to store counters that can be easily constructed in whatever form fits the user.
Date:
July 18, 1922
Creator:
Jones, Laurence E.
System:
The Portal to Texas History
Refrigerator
Patent for improvements for vacuum refrigerators such that cold air circulation and heat exclusion are improved, including illustrations.
Date:
June 27, 1922
Creator:
Knutson, William K.
System:
The Portal to Texas History
Baby Net Frame.
Patent for a frame that can support a baby net and can be collapsed for easy storage. The frame also features components that prevent collapse and provide stability when in use.
Date:
June 6, 1922
Creator:
Akers, Blessie E.
System:
The Portal to Texas History
Refrigerator
Patent for a refrigerator made of wood with an inner shell of reinforced concrete and vacuum chamber or metal jacket. "The inner concrete shell is divided into four separate chambers, the former containing ice and the other three being adapted to contain food." (lines 61-64)
Date:
April 11, 1922
Creator:
Knutson, William K.
System:
The Portal to Texas History
Casing-Pulling Apparatus.
Patent for an apparatus to more easily and more economically remove well-casings from the ground when an oil well is no longer in use.
Date:
November 29, 1921
Creator:
Wilson, John Hart
System:
The Portal to Texas History
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
Well-Drill Wrench.
Patent for a well drill wrench that improves upon William Ellinger's patent 1,327,379, issued January 6, 1920. This improvement eliminates friction between the rotatable and stationary parts of the wrench and ensures that the rotatable part is fully supported during its entire rotation, "as when screwing or unscrewing the drill bit" (lines 109-110).
Date:
November 15, 1921
Creator:
Ellinger, William H.
System:
The Portal to Texas History
Well-Drill Wrench.
Patent for a well drill wrench that is easily adjustable for different sized drill chucks. Its designs makes rotating the wrench smoother and less likely to slip off of drill chucks.
Date:
November 8, 1921
Creator:
Ellinger, William H.
System:
The Portal to Texas History
Pump-Plunger
Patent for a pump-plunger, concentrating on advancements in the design, particularly catering to deep well operations and environments with challenging conditions, such as oil and water wells where fluids are mixed with sand, sediment, or debris.
Date:
October 18, 1921
Creator:
Miller, Frank J.
System:
The Portal to Texas History
Carbureter
Patent for a carburetor. This carburetor is designed to be used with crude oil, and to be easily constructed and operated.
Date:
September 6, 1921
Creator:
Walker, Sanders
System:
The Portal to Texas History
Valve Structure
Patent for valve improvements in controlling the flow of fluids under high pressure.
Date:
August 30, 1921
Creator:
Anderson, Jalmer
System:
The Portal to Texas History
Water-Motor.
Patent for a more powerful and efficient water motor which is durable and comparatively affordable to manufacture.
Date:
August 16, 1921
Creator:
Brady, Enoch J.
System:
The Portal to Texas History
Portable Locomotive-Valve-Seating Machine.
Patent for improvements to valve-seating machines that allows for them to be constructed simply.
Date:
July 19, 1921
Creator:
Mooney, James J. & Bennet, Richard E.
System:
The Portal to Texas History
Traction Device.
Patent for a traction device to be attached to the wheels of a motor vehicle to provide greater traction than the treads of the wheels. The traction device is meant to attach to and detach from the wheels as needed and to be adjustable to the dimensions of the wheels and their treads.
Date:
July 5, 1921
Creator:
Houston, Hugh Edward
System:
The Portal to Texas History
Pipe Tongs.
Patent for pipe tongs for drilling wells using rotary systems. The tongs are designed to be securely held against the drill stem using a lever, making them simple and economical to manufacture.
Date:
June 28, 1921
Creator:
Hill, Richard D.
System:
The Portal to Texas History
Boring and Threading Tool.
Patent for an inexpensive, efficient boring and threading tool that "will enable a smooth and even surface to be produced with a minimum of skill on the part of the operator" (lines 18-21).
Date:
June 21, 1921
Creator:
Wells, Daniel Doolittle
System:
The Portal to Texas History
Flour-Milling Machinery.
Patent for flour milling machinery with reduced costs of equipment and operation, less required space, and improved quality and quantity of flour.
Date:
May 10, 1921
Creator:
Smith, George T.
System:
The Portal to Texas History
Truck.
Patent for an improved truck in which the load can be moved to be easily loaded or unloaded by one person, including illustrations.
Date:
April 19, 1921
Creator:
Ortgier, Walter C.
System:
The Portal to Texas History
Calk Attachment For Horseshoes
Patent for new and useful improvements in calk attachments for horseshoes. The objective is to provide detachable means applicable to the conventional types of shoe without any modifications.
Date:
March 29, 1921
Creator:
Douglas, John Davies
System:
The Portal to Texas History