UNT Libraries Government Documents Department - 18 Matching Results

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Apparatus for Forming Gun Barrels.

Patent for an apparatus for forming gun barrels that twists a sheet of metal into a tube for the gun barrel at a slight angle, while slightly flattening the tube into an oval shape. This method is supposed to create ribs within the gun barrel.

Date: September 10, 1917

Creator: Cole, William F.

Apparatus for Watering Plants

Patent for improvements in plant-watering apparatuses by inventor Elton F. Reid.

Date: September 10, 1918

Creator: Reid, Elton F.

Arc-Lamp.

Patent for an arc lamp that features a spring operated clutch mechanism for the upper electrode.

Date: July 10, 1917

Creator: Williams, Theron H.

Automatic Recording Apparatus for Vehicles.

Patent for an improved automatic passenger register and mileage recorder for vehicles that travel on rails. It consists of a roller that is actives by a time motor, a strip that the roller moves, a pressure roller, a pair of rollers that a record sheet is wound between, a mechanism that controls movements of the pair of rollers, electromagnets that are connected to the seats, armature levers that mark the electromagnets current, a bell crank lever that marks the moving record sheet, and a sprin… more

Date: October 10, 1893

Creator: Baade, John

Automatic Vehicle - Brake.

Patent for a new and improved automatic vehicle brake.

Date: May 10, 1898

Creator: Elliott, Joseph Samuel

Evaporative Cooler.

Patent for an evaporative cooler/refrigerator that is cooled by the evaporation of water with ventilating tubes to maintain the air condition in shelves. Water is adapted to move through a "cloth, flowing downwardly therethrough and being evaporated therefrom to thereby effectually cool the articles disposed within the refrigerator" (lines 28-31). This patent includes illustrations

Date: March 10, 1914

Creator: Henderson, Thomas A.

Folding Bed.

Patent for a new and improved folding bed. This design consists "of the base having side standards and an intermediate screen, two beds pivotally connected together and to the said standards at their inner corners and adapted to fold on each other and against the said screen, two drop-doors to close the open sides of the base and adapted to extend beneath the outer corners of the beds and support and hold them in a closed position, and two twin springs, one for each side of the bed, each spring… more

Date: May 10, 1892

Creator: Yeager, James Ernst

Horse-Releaser

Patent for a horse releaser that allows the quick removal of horses from a vehicle in case of an emergency.

Date: September 10, 1912

Creator: Burleson, James R.

Improvement in Cotton-Choppers.

Patent for an improved cotton-chopping machine, including illustrations.

Date: August 10, 1874

Creator: Burnham, Theodore C.

Improvement in Cotton-Condensers.

Patent to improve the compressing-roller design in a cotton gin, to keep the mechanisms from clogging. This is an addition to a previous patent by the same inventor that improved methods of cleaning the cotton. It includes an explanation with references, and illustrations.

Date: December 10, 1878

Creator: Donovan, John T.

Mattress Stuffing Machine

Patent for a device to stuff a mattress, comprising a combination of ropes, pulleys and gears.

Date: January 10, 1888

Creator: Stephenson, E. N.

Metallic Awning.

Patent for improvement in metallic awning by using a plurality of toggle-bars pivoted together and connected to the house, awning-plates carried by toggle-bars, straps provided with a stud and slot, respectively, connected to the lower member of the toggle-frame to prevent it from opening downward too far. A cord connected to the toggle-bars for raising or lowering the awning. (Page. 2, lines 8-17) Illustration is included.

Date: March 10, 1903

Creator: Cornitius, Ernst

Method of Irrigating Plants

Patent for irrigating plants, trees, shrubs, or others alike by pinpointing where the root has the most moisture to be readily taken up.

Date: September 10, 1918

Creator: Reid, F. Elton

Pipe-Cutter.

Patent for a pipe cutter in which "a portion of the material of the pipe is removed to form the cut, instead of the material being displaced and wedge apart without removing".

Date: June 10, 1913

Creator: Johnson, Willie Harry

Resuscitating Apparatus

Patent for a respiratory or resuscitating apparatus that can be quickly attached and easily manipulated. Illustrations and instructions are included.

Date: August 10, 1897

Creator: Walker, James C.

Sifter

Patent for a flour sifter with a double sieve and agitator that can be operated simultaneously. Both sieves are detachable for cleaning.

Date: August 10, 1915

Creator: Green, Shirley M.

Vegetable-Transplanting Machine.

Patent for Vegetable transplanting machine, it describes about new technique of planting a crops with effective irrigation technique

Date: February 10, 1902

Creator: Carroll, James H.

Washing-Machine.

Patent for an improvement in washing-machine by attaching two horizontal "braces" to the supporting legs of the suds-box, and making the supporting legs adjustable both vertically and laterally. This feature would allow the adjustment of the suds-box’s position and to spread the legs for a firmer support of the suds-box. Illustration is included.

Date: February 10, 1891

Creator: Schrib, Juni