231 Matching Results

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Pipe Coupling. (open access)

Pipe Coupling.

Patent for pipe coupling in which the ends of pipes have interlocking attachments which can be both dissembled and reinforced for protection against accidental disengagement.
Date: August 17, 1920
Creator: McCullar, Willie A. & Ayraud, Jules J.
Object Type: Patent
System: The Portal to Texas History
Non-Refillable Bottle. (open access)

Non-Refillable Bottle.

Patent for improvements to non-refillable bottles to prevent tampering and/or re-filling of container with alternate substance. Item is designed to be used on any ordinary bottle.
Date: August 19, 1902
Creator: Allen, Edward
Object Type: Patent
System: The Portal to Texas History
Piano Key Bushing. (open access)

Piano Key Bushing.

Patent for an improved piano key bushing that designed to reduce sticking of the keys. Important parts of the bushing are made of metal and given ample room to expand without causing friction that might cause the keys to stick.
Date: August 25, 1914
Creator: Rogers, Karl C.
Object Type: Patent
System: The Portal to Texas History
Rope-Socket. (open access)

Rope-Socket.

Patent for a rope socket for use with well drilling tools that absorbs shocks and keeps the rope straight.
Date: August 2, 1910
Creator: Greeves, Walter Bruce & Black, Lee Jackson
Object Type: Patent
System: The Portal to Texas History
Dynamo Electric Machine (open access)

Dynamo Electric Machine

Patent for Improvement of Dynamo-Electric Machines. The improvement turns electric energy into mechanical entry.
Date: August 10, 1920
Creator: Reynolds, William T. & Reynolds, Bruce A.
Object Type: Patent
System: The Portal to Texas History
Rotating Steam-Feed for Saw-Mill Carriages. (open access)

Rotating Steam-Feed for Saw-Mill Carriages.

Patent for a steam feed for sawmill carriages, which reduces wear on the piston cylinder powering the sawmill carriage.
Date: August 31, 1909
Creator: Shoptaw, Charles
Object Type: Patent
System: The Portal to Texas History
Rotary Drilling Apparatus. (open access)

Rotary Drilling Apparatus.

Patent for a rotary drilling mechanism for drilling wells, which has better vertical movement than other models.
Date: August 13, 1907
Creator: Wiggs, James A., Jr.
Object Type: Patent
System: The Portal to Texas History
Head-Lamp-Controlling Means. (open access)

Head-Lamp-Controlling Means.

Patent for an invention relating to the control of "headlamps" or headlights of motor vehicle. Objectives, structure, and illustrations of the invention are included.
Date: August 7, 1917
Creator: Whitlow, Alamander
Object Type: Patent
System: The Portal to Texas History
Device for Dipping Lumber. (open access)

Device for Dipping Lumber.

Patent for a device for dipping lumber in a "soda" bath for preventing mildewing that allows the operator of the sawmill to determine which logs go through the bath.
Date: August 9, 1910
Creator: Baten, William Lucian
Object Type: Patent
System: The Portal to Texas History
Shutter for Motion-Picture Machines. (open access)

Shutter for Motion-Picture Machines.

Patent for a shutter for motion picture cameras to eliminate flickering. Produced by stamping the device from sheet metal.
Date: August 22, 1922
Creator: Patureau, Arthur M.
Object Type: Patent
System: The Portal to Texas History
Train-Line Valve. (open access)

Train-Line Valve.

Patent for "a cut out cock for pneumatic air brake systems." This invention allows the brake lines to be bled so that all brakes may be applied simultaneously.
Date: August 30, 1921
Creator: Weaver, Charles H.
Object Type: Patent
System: The Portal to Texas History
Cuff-Link. (open access)

Cuff-Link.

Patent for new and useful improvements in cuff links that do not separate from sleeves and help with any decoration.
Date: August 17, 1920
Creator: Hall, James L.
Object Type: Patent
System: The Portal to Texas History
Game. (open access)

Game.

Patent for a "a game of skill, rather than a game of chance" (lines 11-12), albeit with elements of a game of chance, in the style of a carnival game. The game consists of a motorized, revolving model airplane and a circular arrangement of nets (one for each player); the airplane drops candy into the winning player's net.
Date: August 9, 1921
Creator: Auffurth, Erwin, Jr. & Hjerpe, Erick
Object Type: Patent
System: The Portal to Texas History
Process of Heating Oil-Retorts and Apparatus Therefor. (open access)

Process of Heating Oil-Retorts and Apparatus Therefor.

Patent for "a method of securing even heating of oil retorts and the like throughout their length" and "a new apparatus, particularly intended for the heating and cracking of oils to convert the same into pyrolytic products". The invention may be used for any oil converting retort, but the patent description relates to the production of gasoline.
Date: August 16, 1921
Creator: Alexander, Clive M.
Object Type: Patent
System: The Portal to Texas History
Core-Drill. (open access)

Core-Drill.

Patent for a core drill for making bore holes in rocks to get out solid samples of the inside of rocks, which has an improved grabbing method for retrieving the piece of rock inside the hole.
Date: August 3, 1909
Creator: McLoughlin, Malacha J. & Wynn, John S.
Object Type: Patent
System: The Portal to Texas History