UNT Libraries Government Documents Department - 43 Matching Results

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Colter.

Patent for a Colter attachment for plows that can be adjusted to various angles and increases the efficiency of the plow.

Date: August 31, 1920

Creator: Dillon, Robert L.

Shock Absorber

Patent for an improved shock absorber design to be used in motorized vehicles in order to prevent damage caused by sudden stops and jolts to the vehicle.

Date: October 4, 1919

Creator: Davis, Francis M.

Indicating and Testing Apparatus.

Patent for indicating and testing cylinders on multi-cylinder engines (such as gasoline) to show if any are misfiring, have leaking valves or rings, and show that the carburetor is properly adjusted.

Date: May 14, 1918

Creator: Pittman, Mordaunt E.

Boll-Weevil Catcher.

Patent for an improved agricultural device for catching boll weevils and other unwanted insects, including instructions and illustrations.

Date: October 30, 1917

Creator: Richards, Joe

Oil Cup For Wagon Wheels

Patent for oil cup for wagon wheels that enables the lubrication of the wheels without the need of removal.

Date: October 23, 1917

Creator: Roberts, Flauzelle

Hay Press

Patent for hay press has better aims to provide a novel and improved press for baling hay and other similar material.

Date: June 26, 1917

Creator: Hilton, Ben F.

Garment-Stretcher

Patent for garment-stretchers that improve the stretching and pressing of garments to keep them in better shape. Includes instructions and illustrations.

Date: December 12, 1916

Creator: Carlson, Magnus

Washing Machine

Patent for a washing machine that works when submerged, or not submerged.

Date: October 31, 1916

Creator: Remley, William A.

Patent for new and improved surveying instrument for use "in calculating the distance between the point of 'setting up' and the target, without the use of the usual linear chain" (lines 12-15). Illustration and instruction included.

Date: March 7, 1916

Creator: Adams, J. S.

Lock-Nut.

Patent for a new and improved lock nut design, including illustrations, that efficiently and reliably "locks the nut against rotation upon the bolt" (lines 14-15).

Date: October 5, 1915

Creator: Mitchell, Thomas T.

Wire-Stretcher

Patent for new and useful multi-functional improvements in stretchers, specifically wire stretchers, with illustration (lines 10-15).

Date: March 16, 1915

Creator: Lowe, Elijah J.

Motor-Driven Impliment

Patent for a motor-driven farming tool that can be used as a cultivator, planter, or plow. Illustrations included.

Date: November 19, 1912

Creator: Horn, Lafayette

Photographic-Printing Machine

Patent for a new and improved Photographic Printing Machine. The device allows for accurately positioning negative to contact accurately with printing paper.

Date: September 17, 1912

Creator: Loving, Roy R.

Rail Joint

Patent for improvements in rail joints that use fish plates

Date: February 20, 1912

Creator: Bogard, James T.

Roller Bearing

Patent for improvement on roller bearings that include spaced rings and multiple rollers.

Date: November 2, 1911

Creator: Tatum, Franklin M.

Vehicle-Wheel.

Patent for a vehicle wheel that has hub casings, which keep the lubricating oil inside and dirt outside.

Date: October 31, 1911

Creator: Tatum, Franklin M.

Sanitary Banana-Display Case.

Patent for sanitary banana display case for retail purposes, which displays bananas as well as keeping them away from insects and being touched.The display case is made of glass or other transparent material and provides both the fruit, hung from hooks within the case, and the case itself to be rotated.

Date: September 19, 1911

Creator: Haden, Wesley W.

Sand Band

Patent for sand band. This invention is for carriages and wagons to prevent dust and other materials from fouling the axle. Illustration included.

Date: May 23, 1911

Creator: Nelson, George A.; Hamil, Frank H. & Duke, Fred H.

Harrow

Patent for an improved harrow. Illustration included.

Date: November 22, 1910

Creator: McWilliams, Thomas J.

Grass-Destroyer

Patent for a grass destroyer designed to remove unwanted vegetation. Illustrations included.

Date: January 25, 1910

Creator: Nelson, George Abner

Joint Means For Rails Or The Like

Patent for joint designed to bolt together rails so as to prevent accidental displacement of the nuts and bolts. Illustration included.

Date: October 16, 1906

Creator: Kline, William Bennet

Gate

Patent for special operating mechanism for opening and closing a gate by use of a lever that will cause the gate to swing open and closed.

Date: May 29, 1906

Creator: Fears, John

Body-Brace

Patent for a body brace made of wire and padding. One pad rests against the chest and the other rests against the front of the legs. There is a coil mechanism in the center that helps the wearer stand upright.

Date: July 1, 1902

Creator: Russell, Manning W.

Sash Holder And Fastener.

Patent for certain new and useful improvements in sash holders and fasteners, including instructions and illustrations.

Date: July 25, 1899

Creator: Guynes, Allen Perry