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17 Matching Results
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Automobile-Rack.
Patent for improved automobile racks that are elevated to accomplish the following tasks: removing paint from the automobile, and make the automobile more accessible during construction.
Date:
February 10, 1920
Creator:
Cleveland, David P.
System:
The Portal to Texas History
Boiler-Stand.
Patent for an improved boiler stand by creating space for air flow between the burner and the boiler to increase combustion.
Date:
February 24, 1920
Creator:
Fowles, Alfred T.
System:
The Portal to Texas History
Electric Water Heater
Patent for improvements to electric water heaters adapted for heating small bodies of water. The interior walls of the cylinders in the heating unit are perforated so that water can freely circulate through and between them.
Date:
February 7, 1922
Creator:
Stephens, Richard M.
System:
The Portal to Texas History
Building-Slab
Patent for new invention that would improve in the construction of upright walls.
Date:
February 11, 1920
Creator:
Hanszen, Oscar A.
System:
The Portal to Texas History
Clutch and Transmission Device
Patent for new and useful improvements in the development of clutch and transmission devices.
Date:
February 22, 1921
Creator:
Hubbard, Adra M.
System:
The Portal to Texas History
Counterbalancing and Adjustable Sash for Windows.
Patent for window sashes made of two separate sections, one for the upper portion and the other for the lower portion of a window. Each sash section can be operated independently from the other by mechanisms on the right and left side of the window.
Date:
February 7, 1922
Creator:
Peaden, William H.
System:
The Portal to Texas History
Improvements to Storage House Aerating System
Patent for improvements to storage house aeration systems for agriculture and the storage of vegetables.
Date:
February 2, 1920
Creator:
Vaughan, Robert B. & Love, Ralph M.
System:
The Portal to Texas History
Motor- Driven Tire- Pump
Patent for Motor-Driven Tire Pump. Motor tire pump that helps inflate tires.
Date:
February 8, 1921
Creator:
Guthrey Gordon N.
System:
The Portal to Texas History
Surface-Treating Machine
Patent for useful improvements to surface-treating machines with a "rapidly moving surface treating member," (lines 12-13) including illustrations.
Date:
February 7, 1920
Creator:
Clarke, Alex A.
System:
The Portal to Texas History
Screen Fastener
Patent for the attachment method for wire screens to a frame to prevent the detachment of the wire screen from the frame.
Date:
February 22, 1921
Creator:
McCaffrey, Horace
System:
The Portal to Texas History
Folding Landing-Gear for Aircraft.
Patent for improvement in folding landing-gears for an aircraft. Once the aircraft is at the sustention in the air, the wheels and attendant parts will fold up into the aircraft.
Date:
February 3, 1920
Creator:
McCarroll, Frank
System:
The Portal to Texas History
Fish-Catching Device
Patent for an improvement in fish-catching devices which provides a bait-holding device in a horizontal position and the ability to completely conceal the fish-catching device within the bait, including illustrations.
Date:
February 7, 1922
Creator:
Riza, George P.
System:
The Portal to Texas History
Signaling Device.
Patent for a signaling device for vehicles, also known as a turning signal. This invention is meant to allow the signaling device to be seen by the driver of the vehicle and the driver of a vehicle approaching the turning vehicle.
Date:
February 17, 1920
Creator:
Wetter, Ralph E.
System:
The Portal to Texas History
Underreamer.
Patent for a strengthened and improved underreamer for more effective well drilling.
Date:
February 15, 1921
Creator:
Montgomery, Gustavus A.
System:
The Portal to Texas History
Perpetual Calendar.
Patent for the improvement of calendars to create easier-to-read and quicker-to-adjust. These calendars were to be able to be used no matter the month or year and would always be accurate.
Date:
February 1, 1921
Creator:
Jones, L. Walter
System:
The Portal to Texas History
Fuel Vaporizer for Carburetors.
Patent for "an improvement in fuel heaters or vaporizers for use with carburetors for hydrocarbon fuel engines" (lines 9-12). The device "can therefore utilize those hydrocarbons of specific gravity much higher than gasoline, as fuel for internal combustion engines, with safety and with more economy than has heretofore been deemed possible." (lines 106-111).
Date:
February 7, 1922
Creator:
Smith, Maurice O.
System:
The Portal to Texas History
Current-Motor.
Patent for a current motor in which water wheels are employed to drive electric generators. The design provides for pontoons to allow the water wheels to be adjustably supported. Constructed in sections, additional sections can easily be added and bracing is included so that the units can be configured to rise and fall together.
Date:
February 15, 1921
Creator:
Rebman, Johan J.
System:
The Portal to Texas History