UNT Libraries Government Documents Department - 74 Matching Results

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Combination Plow and Pulverizer.

Patent for a combination plow and pulverizer, designed for the purpose of improved plowing and sowing of seed, with illustrations and explanations.

Date: August 20, 1918

Creator: Curtis, W. W.

Combination Valve and Cap Tool

Patent for a combination valve cap and stem used to ease the process of deflating pneumatic tires by eliminating the need to keep track of a separate cap piece when removing the valve core, including illustrations and instructions for use.

Date: May 7, 1918

Creator: McComb, William Perry

Chain-Lock.

Patent for an improvement in chain-locks. The improvement locks one end of a log chain to a car so that it cannot be accidentally released.

Date: October 1, 1918

Creator: Clarkson, Jay Caleb.

Combination Valve-Cap and Tire-Deflator.

Patent for a device which serves both as a cap for a tire valve and a tool for letting air out of said tire valve.

Date: March 8, 1921

Creator: McComb, William P.

Shock-Absorber

Patent for improved shock absorbers. The invention is designed to help them be adapted for every type of vehicle. They are cushioned and provide a casing for liquid to help with shock absorption.

Date: March 26, 1918

Creator: Donahoo, John Henry

Self-Cleaning Harrow and Cultivator.

Patent for a harrow and cultivator "which is self-cleaning in that, by manipulation of certain mechanism embodied in the machine, the teeth or shovels are caused to rotate about axes, giving up any stalks, grass, or other fibrous matter which may cling to the teeth or shovels impeding the working of the soil" (lines 15-21).

Date: January 29, 1918

Creator: Miner, John C.

Supporting-Shelf.

Patent for a supporting shelf specifically for clocks. The supporting shelf keeps the clock balanced.

Date: November 3, 1914

Creator: McDonald, John A..

Nut Lock

Patent for a mechanism to lock a nut in place on a bolt that also automatically releases when a wrench is applied to turn the nut.

Date: August 4, 1914

Creator: Edwards, Whitfield H.

Railway-Rail Brace.

Patent for a new railway-rail brace designed "particularly to be used on curves of rail-way tracks, and which ties the rails as to prevent spreading of said rails" (lines 13-16), including illustrations.

Date: July 4, 1916

Creator: Barnes, Ned Eastman

Driving-Rein Guard.

Patent for a driving rein guard in order to hold the reins of a draft animal.

Date: April 8, 1913

Creator: Sibley, Alexander B.

Conveyer.

Patent for the invention of a new conveyor, designed to simplify handling sacked grain.

Date: March 26, 1912

Creator: King, Marion A.

Cattle-Guard.

Patent for a new improvement in cattle guards, including instructions and illustrations.

Date: July 4, 1899

Creator: Arnold, Eliphalet Lester

Axle

Patent for an axle. Illustration included.

Date: January 29, 1907

Creator: Price, George T. & Knight, Richard

Window-Sash.

Patent for a window sash, which can have window panes installed in it without the use of putty.

Date: April 5, 1910

Creator: Perkins, Wallace P.

Weed-Turning Attachment for Plows.

Patent for a weed turning attachment for plows, which is adjustable to different size weeds.

Date: November 23, 1909

Creator: Baxter, Thomas J.

Insecticide

Patent for a type of insecticide for cotton and vegetable plants. Particularly effective for use against the "boll-weevil" of cotton plants.

Date: May 26, 1903

Creator: Bourlon, Eugene A.

Indicator or Bulletin

Patent for a bulletin that can be used in street cars to display station or street names. Illustrations included.

Date: September 6, 1910

Creator: Barnes, Ned E.

Well-Bucket Strainer.

Patent for a well bucket strainer, which strains the water as it is pumped out.

Date: December 20, 1910

Creator: Clay, Willim F.

Hot Box Cooler and Oiler

Patent for a hot box cooler and oiler. This device is for cooling and lubricating journal boxes of railway cars. Illustration included.

Date: September 29, 1908

Creator: Barnes, Ned Eastman

Tooth-Bender.

Patent for a tooth bender for band saw teeth, which keeps the teeth in place for use and for grinding.

Date: April 20, 1909

Creator: Dell Ge Bott, Jay

Padlock.

Patent for a padlock which "has for its object to provide a lock which cannot be picked and which shall be strong and simple in construction." (lines 9-11) including instructions and illustrations.

Date: September 19, 1905

Creator: Rembert, Willie E.

Stove-Damper.

Patent for stove-damper by using “a damper-valve which not only subserves the usuall function of an ordinary cooking-stove damper which works over the smoke-exit flue, but also acts as a draft regulating device to provide for regulating the draft the damper is thrown to a closed position.” (Lines 19-26) Illustration is included.

Date: November 27, 1900

Creator: Witcher, John C.

Hame Fastener

Patent for a hame fastener. Illustration included.

Date: May 9, 1911

Creator: Hyman, Henry F.

Gate-Latch.

Patent for a new and useful gate latch, including instructions and illustrations.

Date: May 16, 1899

Creator: Perkins, Oscar P.