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Wheelwright-Machine. (open access)

Wheelwright-Machine.

Patent for a wheelwright machine for attaching tires to wheels that includes a sliding wrench.
Date: February 13, 1921
Creator: Gosett, Allen Davis
System: The Portal to Texas History
Automobile. (open access)

Automobile.

Patent for an automobile with a mechanism which may be extended to form a tent bed, or folded into a small compass. The folding bed of the automobile may be utilized to storm camp equipment when not used as a bed.
Date: January 4, 1921
Creator: Mackey, Franklin Orville
System: The Portal to Texas History
Cotton Blocker (open access)

Cotton Blocker

Patent for cotton blockers that prevent crops from becoming covered in soil during the harvesting process.
Date: February 15, 1921
Creator: Fowler, Alonzo. J.
System: The Portal to Texas History
Current-Motor. (open access)

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
Elevator Controlling Device (open access)

Elevator Controlling Device

Patent for improvements to the elevator controlling device. These improvements have to do with the main circuit being broken while the elevator doors are open, thus stopping the elevator from moving before the doors are fully closed.
Date: September 13, 1921
Creator: Quick, Charles F.
System: The Portal to Texas History
Marine Vessels (open access)

Marine Vessels

Patent for new and useful Improvements in Marine Vessels. Relates to marine vessels used for towing timber.
Date: January 4, 1921
Creator: Collier, Hugh R.
System: The Portal to Texas History
Oil Trap (open access)

Oil Trap

Patent for improvements to floating oil traps. Floating oil traps are used to catch excess oil floating on top of refinery discharge canals. These improvements include increased flexibility, thus allowing the trap to move with the flow of the water.
Date: November 22, 1921
Creator: Jones, Robert P.
System: The Portal to Texas History
Automobile-Signal. (open access)

Automobile-Signal.

Patent for turn signal improvements with an aim to improve visibility of signal and ease of replacement with the goal of communicating vehicular movement and reducing accidents.
Date: November 15, 1921
Creator: Squier, William Ernest
System: The Portal to Texas History
Chuck. (open access)

Chuck.

Patent for chucks that secure pipes, preventing movement when being cut or threaded, including illustrations.
Date: December 27, 1921
Creator: Castanie, William
System: The Portal to Texas History
Filing Cabinet (open access)

Filing Cabinet

Patent for filing cabinet designed to accommodate blue prints and large papers.
Date: August 30, 1921
Creator: Southwell, Charles R.
System: The Portal to Texas History
Adjustable End Die. (open access)

Adjustable End Die.

Patent for improvements to adjustable end dies. These improvements allow convenient rethreading of bolts while it is engaged with an object.
Date: February 8, 1921
Creator: Wright, John G.
System: The Portal to Texas History
Washing-Machine. (open access)

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
Swing (open access)

Swing

Patent for swing that accommodates both seated and reclining positions.
Date: March 1, 1921
Creator: Nelson, Carl N.
System: The Portal to Texas History
Typewriter-Desk. (open access)

Typewriter-Desk.

Patent for typewriter desk which has a compartment with a moveable platform. The platform supports a typewriter, and is "capable of being raised and lowered within the desk so as to position the typewriter for use or non-use as desired". The compartment has a lid, which when in closed position, provides an even writing or resting surface.
Date: April 26, 1921
Creator: Beard, Margurite E.
System: The Portal to Texas History
Hay Rake (open access)

Hay Rake

Patent for "new and useful improvements in Hay-Rakes." (line 5-6). "Improved means for governing the dumping movements of the rake." (lines 11-12).
Date: December 27, 1921
Creator: Mottier, Walter F.
System: The Portal to Texas History
Fiber Extracting Machine (open access)

Fiber Extracting Machine

Patent for "new and improved Fiber-Extracting Machine." (6-7). These improvements are specific to equipment used to separate fibers from vegetable and plant matter. The primary function of this equipment is to extract fiber from the agave plant.
Date: September 6, 1921
Creator: Lambert, William O.
System: The Portal to Texas History
Coupling. (open access)

Coupling.

Patent for improvements to couplings for windmills specifically "for use in connecting the pump rod to the reciprocal rod of the windmill, so as to permit reciprocation of the wind mill rod independently of movement of the pump rod, and which also will permit the relatively quick and easy change from windmill power to engine power, such as gasolene engine or the like, for pumping water from wells" (lines 9-17) including instructions and illustrations.
Date: March 29, 1921
Creator: Regenier, John G.
System: The Portal to Texas History
Boll Weevil Catcher (open access)

Boll Weevil Catcher

The objective of the invention is to improve to catching and destroying boll weevils with a device that is easily attached to a cultivator. This device includes "receptacles filled with an insect destroying liquid." (lines 23-24).
Date: July 5, 1921
Creator: Ploch, Alex
System: The Portal to Texas History
Mold for Making Fan-Belts. (open access)

Mold for Making Fan-Belts.

Patent for a three-piece mold which allows for fan belts to be made using a single piece of rubber or composition material. The fan belts would primarily be used in motor vehicles.
Date: December 27, 1921
Creator: Hibbs, Cassell D.
System: The Portal to Texas History
Feed Spout Barrier (open access)

Feed Spout Barrier

Patent for "a feel spout barrier for slime thickeners, settling tanks, separating tanks and the like" (lines 8-10) with instructions and illustrations.
Date: April 12, 1921
Creator: Allen, Charles
System: The Portal to Texas History
Cereal Food and Process of Preparing the Same. (open access)

Cereal Food and Process of Preparing the Same.

Patent for improving cereal food processing by grinding corn and other grains into meal to convert starch into dextrin, and through drying grains to remove moisture and prevent fermentation (lines 17-23). Additionally, the processing will make the cereal appetizing and easily digestible.
Date: November 1, 1921
Creator: Kelly, Martha R.
System: The Portal to Texas History
Hydraulic Swivel. (open access)

Hydraulic Swivel.

Patent for a hydraulic swivel which may be used for well drilling, has an inlet at the side, and is designed to be in few parts for reduced packaging.
Date: May 24, 1921
Creator: King, Walter E.
System: The Portal to Texas History
Puncture-Proof Auto-Tire (open access)

Puncture-Proof Auto-Tire

Patent for puncture-proof auto tires aimed at reducing (or eliminating entirely) automotive tire punctures and blowouts. The design prioritizes the protection and strengthening of tire walls for these purposes alongside a simplicity in design which lends itself toward (comparatively) low manufacturing costs.
Date: June 14, 1921
Creator: Fenley, Robert H.
System: The Portal to Texas History
Tool Joint. (open access)

Tool Joint.

Patent for a new tool joint used in rotary drilling to connect the parts of a drill stem. The tool joint is not exclusive to drill stems and may be used in other applications.
Date: March 22, 1921
Creator: Kreiter, Richard F.
System: The Portal to Texas History