UNT Libraries Government Documents Department - 16 Matching Results

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Buckle-Hook.
Patent for a new buckle hook, specifically a back-band buckle for use with a harness that is "of simple and inexpensive construction designed to firmly grip the back-band or strap of the harness and retain the same in adjusted position" (lines 12-15), including illustrations.
Combined System of Electric Signaling and Switch Setting for Railroads
Patent for improved system of electric signaling and opening and closing rail systems.
Corn-Cropping Tool.
Patent for a manual corn harvesting tool in which a curved cutting knife is secured to a metal plate which fits into the hand(s) of the operator and is secured to the hand(s) by a strap and buckle. Use of this apparatus would replace the two separate actions of grasping the corn with one hand and cutting it with the other.
Insect-Exterminator
Patent for an insect exterminator to be transported to and used within crop fields which separates insects from plants by means of brushes and kills the insects by depositing them into a pan containing liquid insecticide. Exterminator also includes a sprayer to deliver insecticide onto crops. Exterminator is designed to be pulled by draft animals.
Lawn-Rocker.
Patent for a lawn rocker improvement that provides swing and is durable and inexpensive.
Mail Box Signal
Patent for a mail box signal. Illustration included.
Match-Box.
Patent for match boxes that automatically opens when unlatched and has a projecting member arm that slides the lid with a match for removal conveniency.
Phonograph-Machine.
Patent for a new phonograph machine with improvements of sound-box-transversing mechanisms and uniformity of movements, including illustrations.
Piston-Rod Connection
Patent for a connector between a cross-head and a piston-rod that reduces strain by using a double taper and binder elements in line with the thrust of the piston-rod to prevent fractures and breaks as a result of the end thrust.
Pump.
Patent for pump that allows for ease of maneuvering, via balanced operating mechanism; as well as ease of access and repacking, via a simpler valve.
Seeder
Patent for an attachment or stand-alone seeding device which is "inexpensive...durable, and easy and effective in operation." (lines 16 & 17) Includes instructions and illustrations.
Trolley
Patent for "a peculiar construction" (lines 11-12) that will reduce the liability of a trolley running off of the trolley-wire. This construction "involves a trolley-wheel carried on an axis fixed on the trolley pole or harp and an auxiliary wheel yieldingly mounted on the pole and pressed against the under side of the wire, so that should the pole drop slightly the auxiliary wheel will move relatively to the pole and reduce this contact with the wire." (lines 12-19)
Windmill.
Patent for an improved windmill, a wind-driven wheel which will operate with the wind blowing in any direction and without the necessity of a typical vane and which produces a maximum velocity with a minimum amount of wind.
Wire Stretcher
Patent for a wire stretcher. Illustration included.
Wire-Stretcher.
Patent for a wire-stretcher used in the building and repair of wire fences, including illustrations. This wire-stretcher's design has features which improve the efficiency of the construction of wire fences.
Wrench
Patent for a wrench. Illustration included.
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