UNT Libraries Government Documents Department - 67 Matching Results

Search Results

Acetylene-Gas Generator

Patent for an improved automatic acetylene-gas generator which allows the carbid vessel to recharge with carbid without permitting the escape of gas, and also to simplify the construction of the generator.

Date: March 19, 1901

Creator: Elkins, George L.

Adjustable Light Shade and Reflector.

Patent for a new adjustable light shade and reflector with "a shade and a support therefor so provided with joints that the shade may be given any desired angle of reflection, relative to the light, and its relative distance from the light may be regulated" (lines 13-17), which includes illustrations and instructions.

Date: March 7, 1911

Creator: Spivey, Lillian Hale

Adjustable Plow Mechanism

Patent for an adjustable plow with an improved adjustable and reversible mechanism in plow construction, Allows for properly spaced elevated ridges for planting crops.

Date: February 23, 1915

Creator: Popp, Edward

Bed-Spring Tightener

Patent for improvements in bed-spring tighteners, for adjusting the tension of a bed spring supporting wire as may be required. Illustration is included.

Date: July 5, 1910

Creator: Tlustos, Joseph J.

Beet-Harvesting Machine.

Patent for beet harvesting machine capable of plucking, cutting, and sorting vegetable parts.

Date: January 4, 1916

Creator: Holub, Henry

Beet Puller and Topper.

Patent for a new machine to pull beets from the ground as moving chains cut off the leaves and deposit the beets into a bend.

Date: April 28, 1914

Creator: Olson, David

Bicycle-Support.

Patent for an improvement in bicycle supports that can be attached to any bicycle and supports it at an upright or near-upright position.

Date: July 20, 1897

Creator: Norelius, John E.

Blower and Suction Device.

Patent for a blower for a threshing machine that regulates the amount of air put out of the machine, and is both affordable and durable.

Date: March 26, 1907

Creator: Brown, Harry M. & Dahl, Harry M.

Boll-Weevil Extermination

Patent for a device to exterminate boll-weevils on cotton. Illustrations included.

Date: April 12, 1910

Creator: Hebert, Paul E.

Book Carriage

Patent for book carriage. This invention is designed to cradle open books and registrars. Illustration included.

Date: July 18, 1905

Creator: Marsh, Sidney Augustus & Gifford, George Chester

Calf-Weaner.

Patent for "new and useful Improvements in Calf-Weaners." (line 5-6) including instructions and illustrations.

Date: January 9, 1906

Creator: Chandler, William E.

Casing-Point

Patent for an improved casing point with improvements in the strainer or screen frame for wells.

Date: December 9, 1902

Creator: Lindstrom, Conrad

Casing Point or Strainer.

Patent for casing point or strainer "particularly adapted for use in oil and Artesian wells... which will permit free circulation of the liquid around the lower portion of the casing and free and easy entrance of the same into the casing, and yet will prevent entrance of sand and gravel into the casing" (Lines 12-22).

Date: May 13, 1902

Creator: Carlson, Andrew Edward

Clevis

Patent for a clevis. This invention is designed to connect with gang plows allowing vertical and lateral movement. Illustration included.

Date: September 10, 1907

Creator: Barnett, George W.

Clutch and Transmission Mechanism

Patent for a new and useful improvements in a clutch and transmission mechanism specially applicable to motor vehicles. It has been designed for the purpose of operating the clutch and transmission for effecting changes of speed in which the speed desired can be selected in advance and then obtained by an automatic shifting of the transmission gears, when the clutch is disengaged through the operation of the clutch controlling lever.

Date: May 10, 1921

Creator: Mottier, Walter F.

Composition for Preserving Wood.

Patent for a new and improved compound for “preserving all kinds of wood, in or above ground, but is especially adapted for preserving wood in salt water from the ravages of worms, barnacles and etc…” (Line 24-27) Ingredients, proportions of ingredients and mixing instructions are included. No illustration.

Date: July 12, 1881

Creator: Smith, Bat

Condensing-Pump.

Patent for a condensing pump with a new type of valve mechanism.

Date: September 17, 1907

Creator: Leggett, Charles E.

Conveyor-Bucket.

Patent for a conveyor bucket, which reduces waste of material.

Date: July 28, 1908

Creator: Barnett, George W.

Corn and Cotton Scraper.

Patent for a new and improved corn and cotton scraper. This design "is to provide an improved corn and cotton scraper for turning or shovel plows for the cultivation of cotton, corn, and other plants, which is adapted to be attached to the beam of the plow without weakening the same by cutting or boring. The scraper is so arranged as to be adjusted either to the right or left, as desired, and up and down, on a central slotted foot-piece, by means of which the line of draft on the blade of the s… more

Date: November 9, 1886

Creator: Adams, William Hinyard

Cotton-Cleaner.

Patent for a machine that uses revolving brush cylinders, stationary brushes, and stripping boards to prepare cotton for ginning, including illustration.

Date: March 12, 1861

Creator: Eastham, A. S.

Currycomb and Brush

Patent for a currycomb and brush. This currycomb and brush is a combination in which the user can switch between comb and brush functions, also allowing for easy cleaning.

Date: February 15, 1916

Creator: Vyvial, Frank

Device for Cutting Key Seats or the Like

Patent for a device for cutting key seats or the like. This invention is an improvement in metal working tools as they relate to key seat cutters. Illustration included.

Date: November 12, 1907