UNT Libraries Government Documents Department - 29 Matching Results

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Adjustable Device for Dressing Down Bearings

Description: Patent for a tool that dresses down bearings. Railroad engine journals and their corresponding bearings show wear over time. When replacing bearings into such a journal, without adaptation of the bearing there will be an improper fit, resulting in "hot journals" or "hot boxes". This tool adapts a bearing to a proper fit for the journal into which it will be installed.
Date: December 12, 1922
Creator: Mitchell, William A.
Item Type: Refine your search to only Patent

Automatic Sand Trap

Description: Patent for an automatic sand trap related to automatic devices for separating suspensions into two products and is concerned with the separation of sand from water for dam building and like purposes.
Date: April 12, 1921
Creator: Allen, Charles
Item Type: Refine your search to only Patent

Carbon-Removing Tool

Description: Patent for a new and improved carbon removing tool, which allows for the removal of carbon from the pistons of internal combustion engines. Includes illustrations.
Date: April 12, 1921
Creator: Slagle, Eugene H.
Item Type: Refine your search to only Patent

Cotton-Chopper

Description: 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
Item Type: Refine your search to only Patent

Dredge-Pump

Description: Patent for new and useful improvements to Dredge-Pumps. The pump is used to draw up sand and gravel from the bottom of a river.
Date: April 12, 1921
Creator: Stenberg, Anders Gustaf
Item Type: Refine your search to only Patent

Feeder for Soft Candy.

Description: Patent for bee feeder device that allows bees to have access to food during transport. The feeder also is designed to prevent any running and clogging, while minimizing bee death due to starvation.
Date: July 12, 1921
Creator: Ault, Eugene B.
Item Type: Refine your search to only Patent

Game-Board.

Description: Patent for a game board that includes barriers, inclines, and depressions in the board which is meant to simulate a game similar to baseball (as well as other games) using a cue ball. The game board also comes with auxiliary barriers to adjust gameplay.
Date: July 12, 1921
Creator: Sterling, Don L.
Item Type: Refine your search to only Patent

Ironing-Board.

Description: Patent for an ironing board that has no legs or braces, but is securely held and provided with a cabinet that can be attached to the side of a wall or built into a wall to not take up space in the room by being placed out. Makes for easier ironing of garments, such as dresses and skirts, by allowing them to be inserted on the board.
Date: July 12, 1921
Creator: Trammell, Earl, M. & Carothers, Willam C.
Item Type: Refine your search to only Patent

Irrigating Apparatus.

Description: Patent for new and useful improvements in irrigation apparatuses. The design includes "a system of surface irrigation comprising a main supply tank, a series of reservoirs, pipes connecting said tank and reservoirs" (lines 95-98). It is intended to allow for irrigating large and small plats of land simply and efficiently.
Date: October 12, 1920
Creator: French, Horatio Benjamin
Item Type: Refine your search to only Patent

Memorandum-Calendar.

Description: 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.
Item Type: Refine your search to only Patent

Sailboat.

Description: Patent for an improved sailboat with updated "arrangement of cables controlling the movements of the sails whereby the force of the wind alone is utilized to simultaneously shift all the sails... by merely changing the course of the vessel by actuating the rudder in the usual manner." (lines 10-16), including illustrations.
Date: September 12, 1922
Creator: Moraitis, Charalabos
Item Type: Refine your search to only Patent
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