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37 Matching Results
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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
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
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
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
Perpetual Calendar.
Patent for the improvement of calendars to create easier-to-read and quicker-to-adjust. These calendars were to be able to be used no matter the month or year and would always be accurate.
Date:
February 1, 1921
Creator:
Jones, L. Walter
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
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
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
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
Trolley Wheel
Patent for an improved trolley wheel that has an intermediate trolley wire groove and spiral replacing grooves arranged on opposite sides of the intermediate groove so as to automatically return the trolley wire to the intermediate groove.
Date:
February 8, 1921
Creator:
Horton, Walter F. & Larson, Raymond G.
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
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
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-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
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
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
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
Method of Liberating the Fibers of the Agave and Similar Fleshy Plants.
Patent for an alternative method in separating the plant fibers of agave and similar plants. This process omits the use of the popular chemical method in favor of a more natural fermentive bath.
Date:
February 15, 1921
Creator:
Quijano, Ramon
System:
The Portal to Texas History
Pipe-Painting Machine
Patent for pipe-painting machine. The invention details improvements in devices for painting pipes or "other elongated substantially cylindrical objects". The object was designed to create minimal waste when operating the device.
Date:
February 15, 1921
Creator:
McNulty, Charlie A.
System:
The Portal to Texas History
Steering-Wheel Lock.
Patent for an improved steering wheel lock that avoids the need for a specially constructed lock. Utilizes parts of simple, cheap and sturdy construction capable of being used in any motor vehicle design.
Date:
February 15, 1921
Creator:
Gerfers, Richard P.
System:
The Portal to Texas History
Transmission-Gearing.
Patent for an improved gear set adapted for transmitting power to the main driving wheels of farm tractors, the gear set embodying simple and efficient means of effecting a reversal of travel without any chance of gear stripping, as well as the whole transmission gearing encompassing less space.
Date:
February 15, 1921
Creator:
Blumberg, Hamilton G.
System:
The Portal to Texas History
Underreamer.
Patent for a strengthened and improved underreamer for more effective well drilling.
Date:
February 15, 1921
Creator:
Montgomery, Gustavus A.
System:
The Portal to Texas History