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1,673 Matching Results
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1,673
Washing-Machine.
Patent for a washing machine that launders articles of clothing. The machine has a plunger that causes rotary movement allowing cleaning fluid to reach all articles, including illustrations.
Date:
May 31, 1921
Creator:
Carroll, Houston M., Sr.
System:
The Portal to Texas History
Well-Liner Clamp.
Patent for a well-liner clamp for oil, gas, and other similar wells that prevents the well from caving in. The well-liner clamp is made of resilient material to hold in place, contracts while being placed into the well, and can be released after being placed into the well to expand to fit the walls of the well.
Date:
May 31, 1921
Creator:
Bigelow, Robert J.
System:
The Portal to Texas History
Hoisting Drum
Patent for improvements to hoisting drums for use in drilling oil, gas, and water wells, with the object being "to employ a plurality of hoisting drums upon the same shaft so that the cable may be wound partly on one drum and partly on another" (lines 73-76) such that the danger of cable cutting is decreased and the speed of operation is increased, including illustrations.
Date:
May 2, 1922
Creator:
Suman, John R. & Gamble, Adrian R.
System:
The Portal to Texas History
Power-Transmission Mechanism
Patent for a power transmission with improvements to mechanisms related to frame adjustment, lubrication, motion transmission, and speed gearing, among others.
Date:
May 2, 1922
Creator:
Mays, James L.
System:
The Portal to Texas History
Lock For Radiator Caps.
Patent for a device to reliably and effectively secure the radiator cap in position on the filling neck of a radiator in order to avoid displacement. Device is of simple and durable construction and inexpensive to manufacture.
Date:
May 9, 1922
Creator:
Brown, Francis Nathaniel, Jr.
System:
The Portal to Texas History
Process of Increasing the Quality and Volume of Oil in Wells and Removing the Oil Therefrom.
Patent for a method for drawing a higher quality and grade of oil from a well through the combination with gas trapped in the well.
Date:
May 9, 1922
Creator:
Hallmark, Elmer C.
System:
The Portal to Texas History
Traffic Signal.
Patent for an illuminated turn signal attached to the frame of a car. The signal is shaped like a hand and can be raised or lowered by a lever behind the steering wheel.
Date:
May 9, 1922
Creator:
Jones, Theodoric
System:
The Portal to Texas History
Foldable Steering Wheel.
Patent for a foldable steering wheel with the capability of swinging downwardly to an out of the way position to enable the driver to easily occupy or leave his seat.
Date:
May 16, 1922
Creator:
Hanes, Dorris A.
System:
The Portal to Texas History
Hair Clipper.
Patent for hair clippers that simplifies construction, reduces vibration, and improves efficiency.
Date:
May 16, 1922
Creator:
Monroe, Collier
System:
The Portal to Texas History
Oil and Gas Burner
Patent for a burner that can use both oil and gas as fuel.
Date:
May 16, 1922
Creator:
Oney, William M.
System:
The Portal to Texas History
Speed-Regulating Device.
Patent for speed-regulating devices that gradually increase or decrease the speed of a driven member automatically. This invention is applicable to motion picture film devices to increase or decrease the speed of the reel.
Date:
May 16, 1922
Creator:
McNeel, William Pinkney
System:
The Portal to Texas History
Brake.
Patent for a brake (as it pertains to vehicles), that is operated by hand and that employs the use of brake bands and a drum to alter the momentum of a vehicle.
Date:
May 23, 1922
Creator:
White, John W.
System:
The Portal to Texas History
Hair Clipper
Patent for improving structure of clipper forming co-pending application Serial No. 469,842. Simplifying manufacturing and adding other features.
Date:
May 23, 1922
Creator:
Monroe, Collier
System:
The Portal to Texas History
Measuring Device
Patent for improvements to the measuring device used to ascertain the depth of a well.
Date:
May 23, 1922
Creator:
Bevel, Jack H.
System:
The Portal to Texas History
Surgical Instrument.
Patent for a medical instrument used to perform circumcisions "without pain and bloodlessly" (lines 10-11) and illustration.
Date:
May 23, 1922
Creator:
Couch, Albert B.
System:
The Portal to Texas History
Lubricating Oil Dispenser
Patent for a lubricating oil dispenser designed specifically to dispense lubricants and similar liquids. Dispenser is formed with a transparent container tubes to show the customer the character of the liquid being dispensed.
Date:
May 30, 1922
Creator:
Fenaes, Alfred R. & Kennedy, William H.
System:
The Portal to Texas History
Setting-Basin Separating Device
Patent for Settling Basin-Separating Devices. This device improves the issue of unwanted discharge shown in prior devices
Date:
May 11, 1990
Creator:
Allen, Charles
System:
The Portal to Texas History