UNT Libraries Government Documents Department - 30 Matching Results

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Wrench.

Patent for the wrench. "The object of the invention is to provide a wrench which will be readily adjustable so as to fit nut of any size and one which will be held securely on the nut securely on the nut when engaged thereon" (lines 10-14).

Date: unknown

Creator: Weatherly, George B.

Fuel-Valve Lock for Motor-Cars.

Patent for a fuel shut-off valve for motor cars. The device would prevent fuel from flowing from the tank to the engine with the turn of a key, preventing the vehicle from being stolen.

Date: March 15, 1921

Creator: McQueen, Roy O. & Batson, Joseph A.

Cotton-Boll-Cleaning Machine.

Patent for a more practical and compact cotton boll cleaning or ginning machine.

Date: September 7, 1920

Creator: Lokey, Allen T.

Automatic Trailing Device

Patent for an automatic trailing device. This device is made to "successfully follow the tracks of the front vehicle without the use of a driver on the vehicle in tow" (lines 14-17).

Date: February 24, 1920

Creator: Sloan, Charles Lee

Maize-Header.

Patent for a device that cuts stalks of corn to a standardized uniform length for ease of handling and consistent presentation.

Date: August 12, 1919

Creator: Melton, Pink J.

Planter.

Patent for a Planter that is adjustable used to drops seeds, forming a covered furrow so that sub-soil may be plowed.

Date: March 6, 1917

Creator: Baker, Gustavus A.

Watering Trough

Patent for livestock water trough that has a removable cover to prevent detritus from getting into the water.

Date: February 20, 1917

Creator: Scott, Charles F.

Tie Wire for Insulators

Patent for device that attaches wire to electric devices, without employing the use of tie wires.

Date: February 6, 1917

Creator: Boyter, Robert L.

Cotton Chopper

Patent for Cotton Chopper

Date: January 2, 1917

Creator: Wills, Saladin H.

Indicator for Mail-Boxes.

Patent for the operator indicating a mail for the mail box to the courier mans, which allows easy purchase of things.

Date: May 16, 1916

Creator: Hunnicutt, Wallace V.

Combined Rat and Mouse Trap.

Patent for a cheaper and more effective trap that displays live bait but is unreachable to animals. The trap will make it "impossible for animals to escape after they have been captured" (lines 26-28), including illustrations.

Date: March 7, 1916

Creator: Bevers, William S., Jr.

Rail Joint

Patent for stronger design of rail joints for laying train tracks. Includes illustrations and instructions.

Date: February 15, 1916

Creator: Stephenson, William A.

Cultivator Foot.

Patent for a cultivator foot that allows shovels or sweep blades to be quickly attached to it or detached from it.

Date: June 1, 1915

Creator: Vance, Caughey C.

Wax.

Patent for improving wax to be used by shoemakers consisting of gasolene [sic], rosin and pine tar. The improved wax adheres to the shoe leather and the threads making both the leather and the seams waterproof and more supple. This wax product does not blacken the hands of the shoemaker.

Date: May 18, 1915

Creator: Vest, Harvey P.

Nut-Lock

Patent for a nut lock that can be easily applied and detached from a bolt. Will lock screws in place to avoid accidental rotation of the bolt and is less expensive to make.

Date: February 16, 1915

Creator: Boren, W. E.

Envelop.

Patent for an envelope that employs a lock and seal mechanism to increase security of contents. The envelope cannot be opened without tampering or mutilating the envelope.

Date: January 26, 1915

Creator: Wallace, Curtis C.