UNT Libraries Government Documents Department - 22 Matching Results

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Combination Well-Packer and Setting-Tool.

Description: Patent for a well packer and setting tool for the prevention of intermingling between oil and water in a well when used by itself or with other pipes. The invention allows for the packer to be set using the setting tool which can then be removed once the packer is in place.
Date: January 6, 1920
Creator: Abercrombie, Jamie & Dunman, Nesbit M.
Item Type: Refine your search to only Patent

Dispensing-Vehicle.

Description: Patent for a "portable store or dispensing vehicle" (lines 11-12) designed to carry a small stock of merchandise that can be conveniently displayed & sold to customers, quickly turned to ensure freshness, and refrigerated if necessary. The vehicle is intended to support quick relocation through its portability, save time for both dispenser and customer alike, and be either draft animal- or motor-driven, illustrations included.
Date: January 6, 1920
Creator: Moody, Jason B.
Item Type: Refine your search to only Patent

Display and Vending Device.

Description: Patent for a new improvement to display and vending devices to display products for purchase without a clerk. The device is automated so that it delivers the product directly to the consumer without the need for the consumer to move or change positions. The device cuts costs due to the dismissal of clerks.
Date: January 13, 1920
Creator: Ogden, Carlton N.
Item Type: Refine your search to only Patent

Elevator.

Description: Patent for an elevator used to lift pipe and other similar objects, the invention is designed to help drilling operations for oil wells.
Date: January 20, 1920
Creator: Steen, Buford J.
Item Type: Refine your search to only Patent

Gasolene-Measuring Device.

Description: Patent for gasoline measuring device for improving service stations for patrons to see the amount of gasoline. Air pressure will transfer gasoline from tank into measuring device. Gasoline measuring device will be quickly delivered to patrons.
Date: January 25, 1921
Creator: McKallip, Jonathan C.
Item Type: Refine your search to only Patent

Gin

Description: Patent for a gin that will strip fiber from the seed, "motes", and other "foreign bodies" (lines 27-28) without damaging the fiber.
Date: January 13, 1920
Creator: Tischer, Edward R.
Item Type: Refine your search to only Patent

Mold.

Description: Patent for a new, improved Mold "specially designed for the formation of the rings of packing such as is used in stuffing boxes for packing metallic rods" (lines 11-14), illustrations included.
Date: January 24, 1922
Creator: Miller, Ose Z.
Item Type: Refine your search to only Patent

Piston.

Description: Patent for improvements in pistons (also called follower heads) for pump cylinders that are more designed for oil wells. The principal object of this invention is to provide a means for renewing parts of the head to restore the same to its original diameter after it has become worn and loose.
Date: January 13, 1920
Creator: Miller, William James
Item Type: Refine your search to only Patent

Steering Device and Brake for Tractors

Description: Patent for new and useful improvements for the steering and stopping of tractors, particularly for the machines that are extremely difficult and laborous to manually steer and apply brakes. The invention permits the controlling of the direction of movement of the behicle by disconnecting the source of power from the wheel(s) at one side while those at the other side contrinue to rotate under power. The invention allows for braking to be used to slow the motion of the tractor on downward grade o… more
Date: January 10, 1922
Creator: Lewis, Otto Leroy
Item Type: Refine your search to only Patent

Tie-Buckle.

Description: Patent for the improvement of tie buckles, specifically for bales of cotton at cotton gins. The paten includes an illustration of the tie buckle, explanations on how to easily use it, and why it is useful for cotton farming.
Date: January 11, 1921
Creator: Wallace, William M.
Item Type: Refine your search to only Patent

Tractor.

Description: Patent for improvements to a previous patent application for a tractor (Serial No. 399599, filed 1920-07-28). The improvements include rearrangements of parts for the driving wheels from the front to the rear and the rearrangement of the transmission housing.
Date: January 10, 1922
Creator: Lewis, Otto Leroy
Item Type: Refine your search to only Patent

Vending-Machine.

Description: Patent for improvements in the construction of coin-operated vending machines which automatically lock when coins are not inserted. This device is designed to dispense objects of many shapes and sizes. Illustrations included.
Date: January 6, 1920
Creator: Ogden, Carlton N.
Item Type: Refine your search to only Patent
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