UNT Libraries Government Documents Department - 171 Matching Results

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Spring Wheel

Description: Patent for a form of tire designed in such a way to avoid the dangers of a punctured tire. This is done by an arrangement of crossing springs used to support the outer wall of the tire instead of inflatable medium.
Date: June 3, 1913
Creator: Dwiggins, R, Sam & Kelley, E, Lawrence

Saw Gage and Filing Clamp

Description: Patent for a combined saw gage and clamp which can be "applied to a saw blade to gage the depth of the cut as well as reversed and used as a clamp for the saw blade in setting the teeth" (lines 16-18).
Date: April 1, 1913
Creator: Curby, George W.

Separator-Guard.

Description: Patent for a separator-guard for spinning frames. It prevents "the yarn from being entangled in or caught by the devices for attaching the separators to their support" (lines 15-17). Illustrations included.
Date: July 5, 1912
Creator: Pitts, Arthur

Coffee-Pot.

Description: Patent for new and useful improvements in coffee plots for "hot water to drain through the coffee" (line 11 - 12).
Date: August 8, 1899
Creator: Cummings, Jas. P.

Wind-Motor.

Description: Patent for wind motors that has new and useful improvements," is simple and durable in its constructions, very effective and powerful in operation, transmits the force of a series of wind-wheels to a common shaft for driving pumps or other machines" (lines 11-16).
Date: December 16, 1902
Creator: Cochran, James M.

Washing-Machine.

Description: Patent for washing machine. Objective is to make the machine inexpensive and capable of washing clothes with rapid cycles without any harm to the fabric.
Date: August 5, 1902
Creator: Sparkman, William

Wind-Motor.

Description: Patent for a "new and improved wind-motor" (line 10) including illustrations.
Date: July 1, 1902
Creator: Cochran, James Madison

Washing-Machine

Description: Patent for a "pounder" washing machine that can be easily repaired and operated with little effort. Illustrations included.
Date: August 7, 1900
Creator: Bolton, George William

Speculum

Description: Patent for an improved version of the speculum, a gynecological instrument, including illustrations.
Date: September 25, 1900
Creator: Morrow, John W.

Post driver

Description: Patent for a portable post driver.
Date: March 16, 1900
Creator: Armstrong, Joseph Milton

Farm Fence

Description: Patent for fence constructed of barbed wire and smooth guard-wire enclosed in the fence wires to prevent livestock of injury.
Date: February 19, 1901
Creator: Teague, George W.

Saw-Set.

Description: Patent for an improved saw set with improved jaw design to improve locking of saw. This saw set makes up part of a saw filing machine.
Date: September 11, 1902
Creator: Smith, John D.

Stirrup and Connections therefor.

Description: Patent for a stirrup which remains perpendicular to the horse and does not become twisted.
Date: October 6, 1903
Creator: May, William J.

Adjustable Window-Shade Hanger.

Description: Patent for a window-shade hanger that can be "adjusted to fit windows of various widths and shaderollers which vary in length and which may be readily put up and taken down." (lines 18-21) including illustration.
Date: August 29, 1905
Creator: Neale, Albert S.

Buggy-Top Attachment.

Description: Patent for improvements in "the construction of buggy-top attachments and to provide a simple, inexpensive, and efficient device adapted to be easily and quickly attached to and detached from the top of a buggy or other vehicle and capable of forming a complete extension of the same to protect the occupants of the vehicle from the weather" (lines 11-18), including illustrations.
Date: August 14, 1900
Creator: Stockton, Harris C.

Acetylene-Gas Generator.

Description: Patent for an acetylene gas generator, which claims to improve upon this device by simplifying the "means for feeding carbid to the water," (line 14) hence making it "more efficient and durable in use and less expensive to manufacture." (lines 19-21)
Date: April 3, 1906
Creator: Dulaney, John B.

Land Grader and Ditcher

Description: Patent for a land grader and ditcher that is durable and easy to use to ditch a large area and the scraping blade can be easily removed for cleaning, repairs or other reasons.
Date: September 19, 1905
Creator: Reed, Allen T.

Washing Apparatus.

Description: Patent for a "new and useful Washing Apparatus" (lines 6-7) that decreases the cost and increases the efficiency of current washing machines by automatically circulating hot water and steam through the clothes.
Date: December 1, 1903
Creator: Huffman, Wiliam Anthony & Huffman, Oscar Moses

Advertising Device

Description: Patent for Advertising Device
Date: July 28, 1903
Creator: Smith, John D.

Rail-Joint.

Description: Patent for the improvement of railroad constructions by means of using a fishplate that provides an effective connection between two rail bars and secures the accuracy in lining the bars up.
Date: August 25, 1903
Creator: Starkey, Ollie B.

Specific-Gravity Scale

Description: Patent for a type of weighing-scale, "designed for determining the specific gravity of any body, be it solid, liquid, or a gas" (lines 14-15) including illustration.
Date: January 21, 1902
Creator: Bogue, Robert Jackson

Appliance for Protecting Oil-Wells from Fires.

Description: Patent for an appliance for protecting oil-wells from fires. As stated within the patent, "this invention relates to certain new and useful improvements in appliances for protecting oil-wells from fires; and to this end it consists of the novel combination and arrangement of parts hereinafter more specifically described in the accompanying drawings, and particularly pointed out in the claims herein appended" (Lines 9-16).
Date: March 11, 1902
Creator: Cochran, James M.

Lamp-Hanger.

Description: Patent for adjustable-height lamp hanger primarily for electric lamps, including description and illustration.
Date: December 3, 1901
Creator: White, Herbert L.