81 Matching Results

Search Results

Results: 1 - 24 next

Wrench.

Description: Patent for a nut wrench with a sliding jaw.
Date: January 24, 1911
Creator: Mansfield, Charles L. & Matthews, Robert E.
Partner: UNT Libraries Government Documents Department

Lifeboat

Description: Patent for a lifeboat that "prevents the boat from capsizing" (lines 19-20) or sinking.
Date: November 25, 1919
Creator: Rusk, Raymond
Partner: UNT Libraries Government Documents Department

Windmill

Description: Patent for Windmill Improvements that includes a mounted rotor for horizontal rotation, including illustrations.
Date: June 28, 1913
Creator: Henning, Thomas W.
Partner: UNT Libraries Government Documents Department

Windmill

Description: Patent for a windmill. Illustrations included.
Date: January 23, 1912
Creator: Moon, Richard D. & Horne, Henry J.
Partner: UNT Libraries Government Documents Department

Well-Drill Machine.

Description: Patent for improvements in well-drill machine by improving its operating and feed mechanisms.
Date: January 4, 1910
Creator: Anthony, Russell
Partner: UNT Libraries Government Documents Department

Wheel.

Description: Patent for a wheel, which is stronger than other wheels on the market.
Date: September 27, 1910
Creator: Moon, Richard D.
Partner: UNT Libraries Government Documents Department

Wheel

Description: Patent for a vehicle wheel with a rigid frame and a hub that has radical range of motion.
Date: April 7, 1903
Creator: Lasswell, William H.
Partner: UNT Libraries Government Documents Department

Well-Drilling Apparatus.

Description: Patent for a well drilling apparatus, which is light and strong and easily transported.
Date: October 13, 1908
Creator: Moon, Richard Davis
Partner: UNT Libraries Government Documents Department

Windmill

Description: Patent for a windmill. It turns creating rotary motion, caused by the wind, which is used as a pumping power source.
Date: November 2, 1905
Creator: Doty, David
Partner: UNT Libraries Government Documents Department

Lawn-Mower.

Description: Patent for lawn mower with special stationary blades; designed to improve the operation of the rotary blades with which the stationary blades come into contact, thus "insuring an easy running, and a perfectly clean and smooth shearing of the grass, and prevent any shock, grinding or clicking, when the contact is made" (lines 8-11).
Date: July 21, 1914
Creator: Clark, Josepsh Chester
Partner: UNT Libraries Government Documents Department

Valve-Gear.

Description: Patent for a horizontally arranged cylinder that when used would bear no wear indefinitely. The cylinder was made specifically for steam engines.
Date: June 29, 1915
Creator: Burrow, Edgar A.
Partner: UNT Libraries Government Documents Department

Windmill.

Description: Patent for an improved wind wheel that has "every other blade...has a right angled extension or cup to catch the wind, the blades thus formed being set in the hub and rim of the wheel so as to have said right angled portions where they will receive the full force of the wind" (lines 17-22). A ring supports the angled portions of the windmill blades.
Date: March 7, 1893
Creator: Bowman, Charles R.
Partner: UNT Libraries Government Documents Department

Water-Power.

Description: Patent for a water-power. It consists of a dam built halfway across a stream, a power-house with its upper end closed and inclined towards the upstream, gated inlet openings on the side of the power-house, gates that control the inlet openings, and a water-wheel on the stream side of the power-house.
Date: December 4, 1894
Creator: Vernon, William E.
Partner: UNT Libraries Government Documents Department

Jack.

Description: Patent for a jack for lifting heavy loads on railroads, which has an automatic steady movement of the load up and down without adjusting the jack settings.
Date: August 6, 1907
Creator: Blake, David Alexander & Blake, Charles William
Partner: UNT Libraries Government Documents Department

Vehicle-Wheel

Description: Patent for a vehicle wheel with spring spokes that will not easily break on rough roads.
Date: November 12, 1912
Creator: Hayden, Jefferson B.
Partner: UNT Libraries Government Documents Department

Liquid-Fuel Burner.

Description: Patent for a liquid fuel burner, which will burn semi-refined petroleum efficiently.
Date: January 31, 1911
Creator: Hayden, Jefferson B.
Partner: UNT Libraries Government Documents Department

Trap-Gun.

Description: Patent for a simple, inexpensive gun with a hook and rod mechanism that can be baited such that if an animal tries to remove the bait the gun discharges killing the animal.
Date: June 2, 1914
Creator: Lovelace, Charles D.
Partner: UNT Libraries Government Documents Department

Ventilating Apparatus.

Description: Patent for a ventilating apparatus "adapted for use in connection with buildings, storehouses, and school and other buildings, both public and private" (lines 9-12).
Date: March 26, 1901
Creator: Vernon, William E.
Partner: UNT Libraries Government Documents Department

Well Drill.

Description: Patent for a new and improved well drill. This design "consists in a novel construction of a tool for boring or drilling wells, which tool has the drill-bit and the reamer so united as to operate simultaneously, and thus serve the functions of the so-called "Z-bit" and effectually prevent the tool from being thrown laterally out of the line of cutting when striking bowlders; and the invention also consists in an improved construction of the coupling of the tool to the sinker-bar or drill-bar" (… more
Date: July 17, 1888
Creator: Titus, Silas W. & Clark, Chester C.
Partner: UNT Libraries Government Documents Department

Trap-Gun.

Description: Patent for a trap gun, which is protected from the weather.
Date: November 15, 1910
Creator: Lovelace, Charles D.
Partner: UNT Libraries Government Documents Department

Trap-Gun.

Description: Patent for a trap gun, which is placed in a trap and fires when bait is disturbed which will only go off when the bait is tampered with and can turn to follow an animals movements in the trap.
Date: March 24, 1908
Creator: Lovelace, Charles D.
Partner: UNT Libraries Government Documents Department

Marker.

Description: Patent for improvement in markers "used in filing and card index cabinets" (lines 6-7).Meant to "provide a light, simply constructed V-shaped device" (lines 11-13), to mark the location of papers or files that have been temporarily moved from a filing system.
Date: July 25, 1916
Creator: Wells, Spencer A.
Partner: UNT Libraries Government Documents Department

Pump-Filter.

Description: Patent for a pump filter, designed for double acting air pumps, that prevents the passage of foreign matter (oil, dust, dirt) from the pump outlet.
Date: November 25, 1913
Creator: Miles, Ross E.
Partner: UNT Libraries Government Documents Department

Electric Prod Pole

Description: Patent for electric prodding pole used for corraling animals.
Date: December 26, 1916
Creator: Smith, William A.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen