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115 Matching Results
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Ant Trap
Patent for an ant trap designed as a ring-shaped trough and which allows for the drainage of rainwater through a pipe fitted with a porous plug. Both walls of the trough are capped with inward and downward curved flanges.
Date:
August 1, 1922
Creator:
Scrivner, Jefferson Davis
System:
The Portal to Texas History
Internal Combustion Engine
Patent for a improved Internal Combustion Engine. The improvement is the construction of the ignition of the internal combustion engine where the fuel in the compression chamber is ignited explosion of a different fuel of a more highly explosive nature.
Date:
August 9, 1921
Creator:
Simpson, Joseph Ryan.
System:
The Portal to Texas History
Linting Machine.
Patent for a linting machine (Carver type) that contains an air pocket at the end of the passage to prevent cotton from clogging the machine.
Date:
August 10, 1920
Creator:
Woodrow, George N. & Bruce, Thomas D.
System:
The Portal to Texas History
Well-Drilling Bit.
Patent for a well drilling bit with a removable point and cutting edges "at a greater radial distance from the center of the bit" (lines 18-19). The point may be removed for sharpening or replacement.
Date:
August 16, 1921
Creator:
Midgett, Penelton G.
System:
The Portal to Texas History
Water-Level.
Patent for an instrument to determine a level at widely distant points or determining inclinations and which may be correctly read under conditions where a level cannot be held erect. Also known as hydrostatic leveling, this instrument is comprised of flexibly connected liquid containers that are spaced apart at certain distances.
Date:
August 17, 1920
Creator:
Kaspar, John & Beran, Rud F.
System:
The Portal to Texas History
Transmission-Gear
Patent for improvements in motor vehicle transmissions in which all gears mesh at one time as opposed to being shifted and are "obtained by clutching different selected drive gears to the drive shaft of the transmission." (lines 18-20)
Date:
August 3, 1920
Creator:
Downie, James H.
System:
The Portal to Texas History
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.
Date:
August 31, 1920
Creator:
Feigelson, Alexander
System:
The Portal to Texas History
Well-Cleaner.
Patent for improvements for cleaning oil, water, and gas wells that goes into the well and flushes out a clogged screen.
Date:
August 6, 1920
Creator:
Bashara, Samuel F.
System:
The Portal to Texas History
Hose Reel
Patent for a hose reel that makes water easily available to the people in a building that has caught fire and is more easily maneuverable.
Date:
August 24, 1920
Creator:
Hamner, Edward M.
System:
The Portal to Texas History
Pusher Attachment for Tractors.
Patent for an improved tractor attachment that is efficient to operate. The attachment can be fixated to connect both traditional tractors and grain headers.
Date:
August 24, 1920
Creator:
Records, Paul A.
System:
The Portal to Texas History
Pump Plunger.
Patent for pump plungers usable in deep wells for either oil or water. It is designed to be used for long periods without wear and tear.
Date:
August 8, 1922
Creator:
Livergood, Gerald R.
System:
The Portal to Texas History
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.
Date:
August 30, 1921
Creator:
Newton, Andre Hutt
System:
The Portal to Texas History
Tool-Joint
Patent for tool joints to be used in detachable connection between lengths of pipe. Specifically used with drill pipe for drilling deep wells for oil, gas, or water.
Date:
August 2, 1921
Creator:
Thomas, Avery H.
System:
The Portal to Texas History
Tool Joint.
Patent for a screw-threaded tool joint used for drill pipes on rotary drilling rigs.
Date:
August 10, 1920
Creator:
Lyle, Henry Claude
System:
The Portal to Texas History
Tire-Casing.
Patent for a new type of puncture-proof tire casing.
Date:
August 31, 1920
Creator:
Anderson, Arthur V. & Morgan, Alfred M.
System:
The Portal to Texas History
Steering-Adjuster for Automobiles.
Patent for an automatic adjuster for the steering gear of a Ford automobile, for "attachment to the steering knuckle arms and the front radius yoke" (lines 12-13), improving wheel alignment and tension and reducing "wabbling movement" (line 46).
Date:
August 10, 1920
Creator:
Moulder, Duncan
System:
The Portal to Texas History
Sod Cutting and Disintegrating Machine.
Patent for a sod cutting and disintegrating machine that has a wheel-supported frame, inclined elevator, plow attached to the elevator, front truck, and disintegrating rollers.
Date:
August 17, 1920
Creator:
Thompson, Robert L.
System:
The Portal to Texas History
Spring Wheel.
Patent for a spring wheel with a pneumatic tire that neither punctures nor becomes flat. The spring wheel construction has springs between the inner and outer rims.
Date:
August 10, 1920
Creator:
Horne, Henry M.
System:
The Portal to Texas History
Hand Harvester.
Patent for a hand harvester that contains a plate and cutter to be used for harvesting corn and maize with more ease.
Date:
August 17, 1920
Creator:
Taylor, Joseph S.
System:
The Portal to Texas History
General-Delivery Post-Office Cabinet.
Patent for a postal mail cabinet in which the arrangement of the compartments can be adjusted and allow for consideration of both the surname and given name of the recipient.
Date:
August 31, 1920
Creator:
Conine, James B.
System:
The Portal to Texas History
Harrow
Patent for new and useful improvements in Harrows or cultivators that can be set to any height and any degree.
Date:
August 9, 1921
Creator:
McConal, Wiliam
System:
The Portal to Texas History
Electrical Testing Device.
Patent for new and useful improvements in electrical testing devices. The invention provides references to innovative changes that allow for improved high-tension coil and armature testing.
Date:
August 17, 1920
Creator:
Bierbower, Richard C.
System:
The Portal to Texas History
Fire-Engine.
Patent for "an apparatus for extinguishing the fire in oil wells and the principal object of the invention is the provide means for creating a suction at the mouth of the well for extinguishing the fire."
Date:
August 31, 1920
Creator:
Smith, Paul E.
System:
The Portal to Texas History
Electrical Testing Device
Patent for a device to test electrical circuits for faults which is cheaper to manufacture, easier to use, smaller and more durable.
Date:
August 17, 1920
Creator:
Bierbower, Richard C.
System:
The Portal to Texas History