20 Matching Results

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Wheel

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.

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

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

Jack.

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

Ventilating Apparatus.

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

Trap-Gun.

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

Pump-Jack.

Patent for an improved version of "operating pumps and similar apparatus" (lines 8-9).

Date: January 30, 1906

Creator: York, Francis M.

Partner: UNT Libraries Government Documents Department

Patent for tank-valves in which “a valve may be readily detached for renewal or repairs and adaptable without material change of structure to any of the various forms and structures of tanks manufactured.” (Lines 18-22.) Illustration is included.

Date: January 3, 1905

Creator: Burchett, Edward Lee

Partner: UNT Libraries Government Documents Department

Equalizing Device for Pump-Rods.

Patent for an improved equalizing device for pump-rods used in hand or windmill pumps that increases the operating efficiency and decreases the manufacture cost of the device.

Date: April 10, 1906

Creator: Shipman, John Davis

Partner: UNT Libraries Government Documents Department

Ice-Tray

Patent describing a "combined water-cooler and ice tray [...for] the cooling of water by ice without the ice coming in contact with the water" (lines 9-12).

Date: May 6, 1902

Creator: Henning, Thomas W.

Partner: UNT Libraries Government Documents Department

Ice-Cream Freezer

Patent for an ice cream freezer that may also be used as an egg beater or a churn. Illustrations included.

Date: June 15, 1909

Creator: Moon, Richard Davis

Partner: UNT Libraries Government Documents Department

Road Grader and Scraper.

Patent for a road grader and scraper, which is drawn by a traction engine.

Date: December 8, 1908

Creator: Moon, Richard D. & Chamberlain, George N.

Partner: UNT Libraries Government Documents Department

Spring-Motor

Patent for a motor used to operate light machinery such as sewing machines using spring power. Illustrations included.

Date: September 28, 1909

Creator: O'Bannon, William H. & Field, James M.

Partner: UNT Libraries Government Documents Department

Family Record Keeper

Patent for a family record keeper that could preserve certificates of birth, marriage, and death, in a manner that would protect them from the elements.

Date: November 3, 1903

Creator: Flanagan, Roland A.

Partner: UNT Libraries Government Documents Department