80 Matching Results

Search Results

prev Results: 49 - 72 next

Pump

Description: Patent for a water pump. Illustration included.
Date: March 22, 1904
Creator: Park, Henry Jackson & Darrough, Rufus Clark
Partner: UNT Libraries Government Documents Department

Rail Connection

Description: Patent for a rail connection. This invention consists of heavy fish-plates and screw bolts that are supported between adjacent cross ties
Date: January 4, 1910
Creator: Grass, Henry
Partner: UNT Libraries Government Documents Department

Pump.

Description: Patent for rotary pump designed to counterbalance thrust at each step by a "series of lifting-wheels mounted upon a common shaft" (lines 10-11) in order to minimize wheel thrust.
Date: October 22, 1901
Creator: Baker, Josheph W.
Partner: UNT Libraries Government Documents Department

Quilting-Frame.

Description: Patent for an improved and inexpensive quilting frame that can be moved and adjusted.
Date: June 13, 1916
Creator: Gladney, John Ruff
Partner: UNT Libraries Government Documents Department

Method of and Apparatus for Sulphur Mining

Description: Patent for a methodology and mechanical structure for the mining of sulfur using extendable concentric cylindrical tubes.
Date: unknown
Creator: Carmichael, Robert E.
Partner: UNT Libraries Government Documents Department

Pipe-Wrench.

Description: Patent for the improvement of pipe wrenches necessary for use in well drilling or other circumstances where a wrench of strong construction is needed. This patent provides for a pipe wrench that can be easily adjusted to fit pipes of differing sizes and is easily manipulated for use regardless of direction.
Date: December 9, 1919
Creator: Carmichael, Robert E.
Partner: UNT Libraries Government Documents Department

Oil-Burner.

Description: Patent for oil burners that is designed specifically for burning crude fuel oil that also has improved construction that centers the spray head with the burner head.
Date: September 7, 1920
Creator: Booker, William B.
Partner: UNT Libraries Government Documents Department

Oar Lock Attachment.

Description: Patent for an oar-lock attachment that allows the oar to be removed but not easily disconnected, using a hook on the oar with a spring plate and an eye on the boat gunwale, with illustrations.
Date: December 20, 1892
Creator: Livingston, Joseph R.
Partner: UNT Libraries Government Documents Department

Rowing Appliance.

Description: Patent for a rowing appliance, which allows the oarsman of a boat to face toward the bow and see where the boat is traveling.
Date: August 11, 1908
Creator: James, William Francis
Partner: UNT Libraries Government Documents Department

Pipe-Cutter

Description: Patent for improved pipe cutters that indicate when a pipe has been completely severed inside of a well
Date: May 11, 1920
Creator: Wright, John F.
Partner: UNT Libraries Government Documents Department

Pipe-Cutter

Description: Patent for a pipe cutter used while said pipe is in use.
Date: unknown
Creator: Carmichael, Robert E.
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Seed Planters.

Description: Patent for an improvement in cotton-seed planters using a combination of an adjustable agitator and a movable self-adjusting stirrer, including illustration.
Date: April 3, 1860
Creator: Sweeny, Samuel P.
Partner: UNT Libraries Government Documents Department

Cotton-Harvester

Description: Patent for an improved cotton harvester for the purpose of increased efficiency, with illustrations and explanations.
Date: August 13, 1918
Creator: Stark, Alvin E. & Garrett, Myers A.
Partner: UNT Libraries Government Documents Department

Cotton Picker

Description: Patent for a cotton picker. Illustration included.
Date: November 29, 1904
Creator: Hoskins, William Wharton
Partner: UNT Libraries Government Documents Department

Rotary Engine.

Description: Patent for a new and improved rotary engine, including instructions and illustrations.
Date: October 10, 1899
Creator: James, William Francis
Partner: UNT Libraries Government Documents Department

Improvement in Processes of Preserving Meats.

Description: Patent for a method of preserving and canning meat. This describes the inventor's process, as well as his method of reducing air inside the container using hypophosphite of lime.
Date: January 11, 1876
Creator: Stevens, Hennell
Partner: UNT Libraries Government Documents Department

Improvement in Car-Axle Bearings.

Description: Patent for improvement in car-axle bearings in which "it consists in a box having a chambered back for containing oil, and having grooves along the straight edges of its bearing-surface for receiving a wick, the ends of which extend through holes in the box into the oil reservoir.”
Date: December 3, 1878
Creator: Stratton, Asa E., Jr.
Partner: UNT Libraries Government Documents Department

Improvement in Propelling Vessels.

Description: Patent for a hydraulic propeller that uses a current of water and steam power, including illustrations.
Date: August 26, 1846
Creator: Fulton, George W.
Partner: UNT Libraries Government Documents Department

Flour Sifter and Mixer.

Description: Patent for a "simply constructed" (line 11-12) flour sifter and mixer wherein the flour can be "thoroughly mixed without removal of the sifter" (line 12-13) including an illustration.
Date: July 15, 1913
Creator: Newcomer, Stella B. S.
Partner: UNT Libraries Government Documents Department

Design for a Clothes-Pounder.

Description: Design patent for a clothes-pounder that consists of a hollow conical body provided at an immediate point with a downwardly-dished diaphragm.
Date: September 27, 1898
Creator: Crooker, Heman D.
Partner: UNT Libraries Government Documents Department

Device for Distributing Insect Powder.

Description: Patent for a new and improved bug sprayer. This design consists in "the combination of the body of the bellows and the perforate wall or sieve arranged longitudinally therein, dividing the bellows into two compartments, with a nozzle or an air-outlet communicating with one compartment, whereby material placed in the other compartment on the opposite side of the sieve is agitated by the operation of the bellows and delivered to the air-blast in a comminuted state" (lines 25-35).
Date: December 24, 1889
Creator: Hogarth, William H. J.
Partner: UNT Libraries Government Documents Department

Improvement in Vehicle Axle-Lubricators

Description: Patent for improvements to the design of axle lubricators, in which the oil reservoir is in the rear as opposed to the front.
Date: October 14, 1879
Creator: Hinkle, James V.
Partner: UNT Libraries Government Documents Department

Design for Sugar Cane Hook.

Description: Patent for a sugar cane hook that provides a pair of outwardly-branching and downwardly and inwardly curved hooks.
Date: July 27, 1897
Creator: Beall, George Ashcom
Partner: UNT Libraries Government Documents Department
Back to Top of Screen