UNT Libraries Government Documents Department - 128 Matching Results

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Adjustable Footrest.

Description: Patent for an improved, adjustable foot rest that allows for more adjustments and range of motion "to any desired position for the comfort of the user" (lines 13-14), and is secured to the floor.
Date: April 20, 1920
Creator: Kingsford, Walter E.

Animal-Trap

Description: Patent for an animal trap which is to be sprung by the animal when the bait is touched. It is constructed in such a manner that the animal will be instantly killed. The metal parts of the trap are to create a strong and durable trap and to be manufactured at a small expense.
Date: April 5, 1921
Creator: Brewington, Philip Jennings

ATTACHMENT FOR INTERNAL COMBUSTION MOTORS

Description: Patent for an Attachment for Internal Combustion Motors. This new attachment provides many improvements in the regulation of auxiliary air, whether it enters or leaves the internal combustion motor (Shine). It also regulates hot or cold air, or can shut off the air supply entirely (Shine).
Date: April 26, 1921
Creator: Shine, John

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

Bottle-Filling Device.

Description: Patent for filling bottles with "two liquids and introducing them into the bottle at the same time under pressure" (lines 17-18), specifically for "carbonated beverages" (lines 12-13).
Date: April 6, 1920
Creator: Dannelley, Dillon C.

Broom.

Description: Patent for a broom designed to allow the straw to be easily changed as often as needed and to hold the straw firmly in place even when considerable pressure is used, including illustrations and instructions.
Date: April 11, 1922
Creator: Boyett, Oren K.

Cake-Forming and Cage-Loading Mechanism for Oil-Presses.

Description: Patent for a cake-forming and cage-loading mechanism for oil presses, specifically designed for extracting vegetable oil from cooked meats. The mechanism includes a revolving mold member and presser, allowing cooked meats to be compacted and ejected into a cake receiving cage.
Date: April 26, 1921
Creator: Henry, Nelson B. (Nelson Bollinger), Jr., 1883-1969

Calipers.

Description: Patent for calipers that make it easier to read measurements, by having a strip of measuring tape at the ends that allows users to determine the distance between the arms easier. The measuring tape component is also retractable.
Date: April 4, 1922
Creator: Miller, William James

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.
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