UNT Libraries Government Documents Department - 10 Matching Results

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Apparatus for Preserving Wooden Poles
Patent for an apparatus for preserving treated wooden poles. Illustrations included.
Churn-Dasher.
Patent for "reciprocating churn-dashers with rotary heads." (Lines 11-12) Includes instructions and illustrations.
Improvement in Animal-Traps
Patent for "traps for catching large and small animals; and it consists in the combination of a number of inclined plates or boards, provided with spurs on their lower ends and hinged to fixed ridges on their upper ends, so arranged as to form ridges or elevations and depressions, and to entrap the animals by holding their legs between the spurred ends of said inclined plates" (lines 15-23).
Mail Carrier or Container.
Patent for a mail carrier designed with a ratchet and clamp to hold mail securely while also allowing for quick extraction of the mail.
Pad for the Backs of Horses.
Patent for a new and improved pad for horses. This design consists in "the air-tight cushion composed of opposite blanks of elastic air-tight material secured along their adjacent edges, and a central longitudinally-disposed dividing strip dividing the cushion into opposite compartments, and provided with openings affording communication between the compartments" (lines 62-68).
Rock-Drill.
Patent for a composite rock drill composed of granular metal or minerals held together in a binder to present sharp points for the efficient drilling of rock and other substances.
Separator.
Patent for separator to be used with a plow in removing undesirable materials from dirt.
Septic Tank
Patent for Septic Tank for sewage disposal. This patent improves previous models, due to its easily instillation.
Shock-Absorber.
Patent for shock absorbers that are simple and can be readily used on vehicles to prevent the sudden rebounding of springs.
Variable Speed Governor
Patent for a variable speed governor. This invention regulates speed of vehicle without stopping the motor. Illustration included.
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