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37 Matching Results
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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.
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
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
Automatic Turntable
Patent for “a turn table of simple and durable structure adapted to be placed in the floor of a small garage or at other points, and which will automatically operate when an automobile is run upon the same to effect the complete turning of the automobile machine in order that the machine may enter the garage while traveling a forward direction and leave the garage in a similar manner” (lines 17-25). Includes illustrations.
Date:
February 1, 1921
Creator:
Sanders, Edwin J. & Morrison, John W.
System:
The Portal to Texas History
Apparatus For Forcing Fluid From Wells.
Patent for a narrow device to use fluid dynamics to remove certain fluids without loss of others. The apparatus is let down the well until one end is submerged before pressurized with air to seperate fluids and bring oil up to the surface of the well.
Date:
February 22, 1921
Creator:
Bodungen, Charles G.
System:
The Portal to Texas History
Cultivator Attachment.
Patent for an attachment for the cutting of weeds and soil moving. It is designed to be attached to any cultivator or plow beam either singly or duplicated.
Date:
February 1, 1921
Creator:
Turner, Edwin E.
System:
The Portal to Texas History
Clutch and Transmission Device
Patent for new and useful improvements in the development of clutch and transmission devices.
Date:
February 22, 1921
Creator:
Hubbard, Adra M.
System:
The Portal to Texas History
Bushing Extractor and Inserter
Patent for the creation of a manner in the method of bushing extractors and inserters.
Date:
February 22, 1921
Creator:
Renfro, Leonardo E.
System:
The Portal to Texas History
Automobile Signal
Patent for the creation of signals to be used in conjunction with automobiles during traffic.
Date:
February 22, 1921
Creator:
Ziegenbalg, Emil
System:
The Portal to Texas History
Can Opener
Patent for a portable can opener capable of conveniently being carried on a key ring or attached to a tin or other container and sold with the tin as a part thereof. The can opener may be used repeatedly and employed with equally good results for opening either the side or top of a can.
Date:
February 1, 1921
Creator:
Kirkland, David K.
System:
The Portal to Texas History
Combined Stool and Table
Patent for a combined stool and table that can be folded and is portable for use in cars or at picnics; includes "knife, fork and spoon compartments" (line 25).
Date:
February 22, 1921
Creator:
Lewis, Charles E.
System:
The Portal to Texas History
Bed Attachment
Patent for bed attachments that can be stored under the ordinary bed.
Date:
February 15, 1921
Creator:
Bedinger, Singleton B.
System:
The Portal to Texas History
Boring-Tool for Oil-Wells and the Like.
Patent for new and improved boring tools. The combined wheel bit and reamer is intended to simultaneously bore and ream.
Date:
February 15, 1921
Creator:
Belcher, Mark
System:
The Portal to Texas History
Automobile-Hood Attachment.
Patent for a device that can be affixed to the hood of a car, preventing rainwater from leaking into the electricals under the hood and behind the dashboard.
Date:
February 15, 1921
Creator:
Gerhart, Joe P.
System:
The Portal to Texas History
Valve-Lifter For Automobiles
Patent for improvement in valve-lifters for automobiles. The object of the device is to compress a spring of the intake and exhaust valves of an automobile. Also for the quick removal of the valve.
Date:
February 15, 1921
Creator:
Patterson, George G.
System:
The Portal to Texas History
Internal Combustion Engine.
Patent for an internal combustion engine consisting of a valve and cynlinder. The engine is made to avoid dead air space commonly present in valve casings.
Date:
February 15, 1921
Creator:
Blumberg, Hamilton G.
System:
The Portal to Texas History
Windmill.
Patent for an improved windmill which allows for the conversion of "a rotating motion into a reciprocatory motion" (line 15-16) which allows the windmill to be "manufactured and sold at a comparatively low rate" (line 41-43).
Date:
February 8, 1921
Creator:
Cryer, Henry M.
System:
The Portal to Texas History
Well Screen.
Patent for a well screen device. The device can keep particulates out of the well water while also restricting water to flow into the well without being released back into the soil.
Date:
February 1, 1921
Creator:
McLean, Marrs
System:
The Portal to Texas History
Well-Drilling Machine.
Patent for an oil well drilling machine, designed to be easy to use and inexpensive to construct.
Date:
February 22, 1921
Creator:
Bradshaw, Albert Cidney
System:
The Portal to Texas History
Building-Block.
Patent for building block that is easily formed or molded. The building block forms tiers to easy move around and modify.
Date:
February 1, 1921
Creator:
Pace, Vara L.
System:
The Portal to Texas History
Wheel Tread.
Patent for wheel treads designed for heavy vehicles. The metal shoes on the tread are to help enable the vehicle to go over both hard and soft surfaces.
Date:
February 8, 1921
Creator:
Ingram, Joseph D.
System:
The Portal to Texas History
Trap.
Patent for animal trap especially designed for trapping rats, mice, minks and other small animals. This animal trap has a pair of pivoted doors arranged on the opposite sides of a baiting standard, which is also vertically adjustable. The purpose of this trap is to drown the animals that have become entrapped.
Date:
February 1, 1921
Creator:
Wigington, William L.
System:
The Portal to Texas History
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
Motor- Driven Tire- Pump
Patent for Motor-Driven Tire Pump. Motor tire pump that helps inflate tires.
Date:
February 8, 1921
Creator:
Guthrey Gordon N.
System:
The Portal to Texas History