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147 Matching Results
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Steering Device and Brake for Tractors
Patent for new and useful improvements for the steering and stopping of tractors, particularly for the machines that are extremely difficult and laborous to manually steer and apply brakes. The invention permits the controlling of the direction of movement of the behicle by disconnecting the source of power from the wheel(s) at one side while those at the other side contrinue to rotate under power. The invention allows for braking to be used to slow the motion of the tractor on downward grade or when it is desired to stop.
Date:
January 10, 1922
Creator:
Lewis, Otto Leroy
System:
The Portal to Texas History
Molding Apparatus.
Patent for a molding apparatus for forming precast concrete units used for constructing monolithic straight and curved walls, floors, ceilings, and other building structures.
Date:
October 31, 1922
Creator:
Nelson, William E.
System:
The Portal to Texas History
Monolithic Wall.
Patent for concrete wall construction which is light in weight and inexpensive to fabricate. Frames may be previously constructed in a manner to allow for windows and other common wall features.
Date:
February 7, 1922
Creator:
Graham, Malcolm J
System:
The Portal to Texas History
Direction Signal for Automobiles.
Patent for lit directional signal for automobiles that indicates driver's intention to stop or to turn left or right, including illustrations.
Date:
February 7, 1922
Creator:
Womack, Foster B.
System:
The Portal to Texas History
Dirigible Headlight Construction for Automobiles.
Patent for improvements in dirigible headlight constructions for automobiles. Two major useful improments are mentioned: a) a headlight that is constructed so that when a car turns, the headlight on the turning side of the car will alone be turned in the same direction and b) a headlight that is constructed so that the driver can manually turn either headlight, allowing the headlights to act as search lights if necessary.
Date:
November 7, 1922
Creator:
Ross, Maxwell
System:
The Portal to Texas History
Device for Washing Oil Wells.
Patent for "a device for washing, cleaning, and sterilizing oil wells" (lines 10-11), including illustrations.
Date:
November 21, 1922
Creator:
Smith, Edward D. & Smith, Rebah Tillery
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
Drift Valve.
Patent for a drift valve for locomotive engines to effect automatic diversion of exhaust steam from the air pump to the smoke box, after the steam from the main throttle has been shut off.
Date:
January 3, 1922
Creator:
Gilman, Benoist P.
System:
The Portal to Texas History
Trailer for Land Vehicles.
Patent for a trailer attachment for land vehicles, particularly automobiles.
Date:
January 24, 1922
Creator:
Brown, William F.
System:
The Portal to Texas History
Resilient Tire Filler
This patent addresses resilient tire fillers, presenting a novel approach by providing a filler for tire casings in segmented sections. Each section incorporates sealed, airtight cavities designed as radially arranged columns, ensuring the tire retains the full benefits of pneumatic resistance and resiliency.
Date:
January 3, 1922
Creator:
Collins, Warren
System:
The Portal to Texas History
Cigarette Package.
Patent for "new and useful Improvements in Cigarette Packages" (lines 5-6) including "the method of dispensing or extracting cigarettes from the package and as well to the method of making a cigarette package" (lines 9-12), including one illustration.
Date:
September 5, 1922
Creator:
Sohn, Elmer L.
System:
The Portal to Texas History
Tractor.
Patent for improvements to a previous patent application for a tractor (Serial No. 399599, filed 1920-07-28). The improvements include rearrangements of parts for the driving wheels from the front to the rear and the rearrangement of the transmission housing.
Date:
January 10, 1922
Creator:
Lewis, Otto Leroy
System:
The Portal to Texas History
Sash Lock
Patent for an improvement for window sash locks, with an improved ability to hold windows in place.
Date:
January 10, 1922
Creator:
Brown, John A.
System:
The Portal to Texas History
Soft-Collar Holder.
Patent for a soft collar holder for men's wear. This is "a means for retaining or securing the front edges of the collar flap or fold" (lines 9-11.) The device patented is effective and can be "readily applied and removed" (lines 13-14.)
Date:
February 28, 1922
Creator:
Guidry, Frank
System:
The Portal to Texas History
Roller-Bearing Swivel Wrench Plate.
Patent for improvements on Roller-Bearing Swivel Wrench Plates, including illustrations. The goal of this invention is to make the plates more efficient "for use with any suitable fishing tool, or bit for use in oil fields or water well drilling" (lines 12-14).
Date:
January 10, 1922
Creator:
Harralson, Charles L.
System:
The Portal to Texas History
Drill Bit
Patent for improvements in drill bits, particularly in the application used in drilling in soft formations, such as clay, gumbo, or similar material. The purpose of the invention is to provide a way to prevent the sticking of material to the drill and drill collar while the drilling operation is being performed.
Date:
February 14, 1922
Creator:
Childs, William L.
System:
The Portal to Texas History
Drill Bit
Patent for drill bit, adapted for use in boring (or drilling) of oil wells with bit shank and enlarged head of angularly mounted rotary cutters (for outward cutting of well walls).
Date:
January 3, 1922
Creator:
Thomas, Martin E.
System:
The Portal to Texas History
Dynamo-Electric Machine
Patent for a new and useful improvement in a dynamo-electric machine to provide a rotor in which certain coils of the winding are automatically cut out and utilized as open coils to prevent the turns in those coils from having a demagnetizing action. Another objective is to provide a rotor whose core consists of non-magnetic material to refuce the inductance and self-induction of the winding and the sparking at the commutator due to the shifting of the magnetic field and the neutral or point of commutation.
Date:
January 10, 1922
Creator:
Kuhn, Preston Holmes
System:
The Portal to Texas History
Fuse carrier.
Patent for a fuse "holder which carries a number of fuses, capable of being brought into proper position to provide a fresh fuse in the event of the burning or blowing out of one of the fuses" (lines 9-13). The carrier inside the holder is removable (line 15); as carried in this holder, the fuses are "held under strong tension," with a mechanism allowing easy retrieval of a "fresh fuse" if necessary (line 18).
Date:
January 31, 1922
Creator:
Burton, Frank M.
System:
The Portal to Texas History
Gas Stove.
Patent for a gas stove that is "simple, inexpensive, durable and reliable" (lines 9-10). Gas will be distributed more evenly throughout the stove and better sealing prevents gas odors from escaping.
Date:
February 14, 1922
Creator:
Wood, Thomas E.
System:
The Portal to Texas History
Toothed Drum for Treating Cotton.
Patent for an improved toothed drum for cotton ginning. Each drum has a series of sawed disks that help separate the cotton fibers.
Date:
April 18, 1922
Creator:
Garner, James C.
System:
The Portal to Texas History
Spark Plug Protector.
Patent for a spark plug protector that will shield the spark plug from moisture.
Date:
March 28, 1922
Creator:
Sharp, Morrison M.
System:
The Portal to Texas History
Well Bucket
Patent for Improvements in well buckets. The bucket has an inlet valve at the bottom and an air escape valve at the top that permits air to escape freely while preventing the entrance of dirt and extraneous matter to the interior of the bucket.
Date:
April 11, 1922
Creator:
Reese, Samuel L.
System:
The Portal to Texas History
Wrench
Patent for an improvement in the design of wrenches, particular for heavy work such as deep well drilling, but still being able to be designed at smaller sizes to handle lighter work.
Date:
April 11, 1922
Creator:
Reed, Clarence E.
System:
The Portal to Texas History