Valve-Grinding Implement (open access)

Valve-Grinding Implement

Patent for improvements in Valve-Grinding implements. This improvement is applicable to practically any type of engine or motor and to the different types of valves employed therein. This valve relates to the rotating of the valves of internal combustion engines and the like when the same is being ground to effect a proper seating action.
Date: April 18, 1922
Creator: Hood, William S.
System: The Portal to Texas History
Process of Forming Tubes (open access)

Process of Forming Tubes

Patent for the process of making tubes, especially tubes for producing, fitting, and/or refitting "eye-glasses, spectacles, &c." (lines 11-12).
Date: April 19, 1921
Creator: Rees, Herbert C.
System: The Portal to Texas History
Truss. (open access)

Truss.

Patent for a new truss designed to hold ruptures without discomfort, suitable for single and double ruptures. The truss features a novel spring plate, soft rubber pads, and adjustable waterproof bands.
Date: April 19, 1921
Creator: Downie, James H.
System: The Portal to Texas History
Cotton-Chopper (open access)

Cotton-Chopper

Patent for a machine that can be drawn along a row of cotton to chop the adjacent plants and cultivate the ground under the machine. The device is height adjustable by the operator.
Date: April 12, 1921
Creator: Schwab, Bruno; Schneider, Richard & Hoegenauer, Haver
System: The Portal to Texas History
Hanger For Car-Doors. (open access)

Hanger For Car-Doors.

Patent for a hanger for use in car doors to prevent jamming or binding during opening or closing.
Date: April 12, 1921
Creator: Jordan, Charles H.
System: The Portal to Texas History
Memorandum-Calendar. (open access)

Memorandum-Calendar.

Patent for providing a memorandum calendar pad to be used for 2 consecutive years, that includes a filing wire of which the leaves of the pad can be attached to or detached from the calendar stand, and that will be inexpensive to make and easy to operate.
Date: April 12, 1921
Creator: Schramm, Henry A. & Hawkins, Jackson D.
System: The Portal to Texas History
Vehicle-Wheel (open access)

Vehicle-Wheel

Patent for new and useful improvements to the Vehicle-Wheel. Tire may be formed into a disk wheel constructed with nuts, bolts, rivets, and screws to compensate for any regular and irregular pressure stresses a tire may be subjected to on a road. A further improvement is to provide a more resilient disk wheel to have more durability and longer use on the road.
Date: April 12, 1921
Creator: Allan, William N.
System: The Portal to Texas History
Man's Garment (open access)

Man's Garment

Patent for improvements in men's garments allowing for a reversible garment wherein the stitches appear the same regardless of which side is out.
Date: April 20, 1920
Creator: Góngora, Tomás
System: The Portal to Texas History
Piston Ring (open access)

Piston Ring

Patent for improvements to piston rings to reduce leakage through piston grooves, rings, and joints.
Date: April 17, 1920
Creator: Olsen, Jens J. & Edwards, Lewis E.
System: The Portal to Texas History
Fiber-Cleaning Device. (open access)

Fiber-Cleaning Device.

Patent for a fiber cleaning device, which removes "the outer fleshy or non-fibrous tissues covering the fibers" (lines 19-21) for varieties of fleshy plants.
Date: April 6, 1920
Creator: Quijano, Ramon
System: The Portal to Texas History
Spring-Wheel (open access)

Spring-Wheel

Patent for a spring wheel. Gebhardt describes the wheel as "an improvement... to provide resilient spokes which are connected to the hub and felly of the wheel in a manner to take up vibration and shocks imparted to the wheel in traveling or passing over obstructions and rough roads (p. 1, lines 8-15)." The patent also adds provisions for easy removal of spokes and a sectional felly and hub.
Date: April 6, 1920
Creator: Gebhardt, W.
System: The Portal to Texas History