99 Matching Results

Search Results

Results: 1 - 24 next

Roller Boring-Drill.

Description: Patent for a boring-drill that can be manufactured cheaply. It provides sufficient space for the casing to follow it in order to prevent the walls from caving in. The patent includes instructions and illustrations.
Date: December 1, 1914
Creator: Hughes, Howard Robard
Partner: UNT Libraries Government Documents Department

Type Delivery Machine

Description: Patent for a type delivery machine that separates different characters of type from one another.
Date: December 14, 1915
Creator: Choate, King E.
Partner: UNT Libraries Government Documents Department

Valve Remover.

Description: Patent for "an improvement in combination tools...adapted for use with internal combustion engines...mechanism is provided for assisting in valve removing." [lines 8-14]
Date: December 2, 1919
Creator: Ingram, George W.
Partner: UNT Libraries Government Documents Department

Tunneling-Machine.

Description: Patent for a tunneling machine that has the ability to easily change course and utilizes a conical shaped shell to receive loose earth and convey it towards the mouth of the tunnel. The invention also has a rotating head connected to the carrying vehicle meaning that the machine is supported and driven forward against the tunnel as it is cut away.
Date: December 30, 1919
Creator: Dana, Frank L.
Partner: UNT Libraries Government Documents Department

Water-Heating Attachment for Internal-Combustion Motors.

Description: Patent for a water heating attachment for internal combustion motors that will allow the cooling fluid in said motors to remain heated even when the motor is at rest, especially during freezing temperatures, including illustration.
Date: December 7, 1920
Creator: Clayton, Oscar B. & Oberwetter, George T.
Partner: UNT Libraries Government Documents Department

Well Screen

Description: Patent for a well screen that is durable.
Date: December 27, 1910
Creator: Decker, Harry R.
Partner: UNT Libraries Government Documents Department

Well-Blower

Description: Patent for a well blower that is able to discharge the contents of a well at different air pressure levels. Illustrations included.
Date: December 15, 1908
Creator: McEvoy, Joseph H.
Partner: UNT Libraries Government Documents Department

Well Mechanism

Description: Patent for a well mechanism. Illustration included.
Date: December 1, 1908
Creator: Layne, Mahlon E.
Partner: UNT Libraries Government Documents Department

Water-Heater

Description: Patent for a water heater operated by heating pipes and coils. Illustrations included.
Date: December 29, 1908
Creator: Wood, Charles A.
Partner: UNT Libraries Government Documents Department

Lever-Jack

Description: Patent for a lever jack. Illustrations included.
Date: December 22, 1908
Creator: Dillon, John
Partner: UNT Libraries Government Documents Department

Indicator

Description: Patent for an indicator. This indicator if for the use with cars as a means for moving a belt that displays the name of streets. Illustration included.
Date: December 15, 1908
Creator: Bell, Harry M.
Partner: UNT Libraries Government Documents Department

Insulator and Protector for Electric Conductors

Description: Patent for a casing for electric wires made to protect them from wear, abrasion, or contact from other objects. Illustrations included.
Date: December 24, 1907
Creator: Copping, Thomas Cary
Partner: UNT Libraries Government Documents Department

Improvement in Devices for Transmitting Rotary Motion.

Description: Patent for an improvement to devices that transmit rotary motion from one shaft to another. It is comprised of a wheel on a rotary shaft that has has a groove that grips an angular nut mounted on a shaft.
Date: December 23, 1879
Creator: Howe, Milton G.
Partner: UNT Libraries Government Documents Department

Wheel Hub.

Description: Patent for a new and improved wheel hub. This design consists "[i]n a sectional hub, each spoke-socket having a separate side opening closed by a plate [that] fit[s] into an annular groove . . . of the cylinder . . . and [is] held by bolts passing between the tenons of spokes, to allow each spoke to be separately reached and tightened by a wedge under the end of its tenon" (lines 59-65). This "obviate[s] the necessity of removing the wheel-tire for replacing a broken spoke with a new one" (line… more
Date: December 14, 1880
Creator: Oualline, Edward Napoleon
Partner: UNT Libraries Government Documents Department

Well Capping Device.

Description: Patent for "new and useful improvements in a well capping device." [lines 9-10]
Date: December 2, 1919
Creator: Thrift, Homer C.
Partner: UNT Libraries Government Documents Department

Mail-Station Device

Description: Patent for a mailbox in rural areas for outgoing and incoming mail to be placed in a convenient manner in a designated area. The mailbox will also have individual receptacles for individual persons to access with their designated key.
Date: December 21, 1915
Creator: Gibson, Joe
Partner: UNT Libraries Government Documents Department

Manufacture of Soap.

Description: Patent for a new and improved soap-making process. This process "consist[s] in applying hydraulic pressure to the mass undergoing mixture and steam-heating . . . [and] thoroughly mixing the ingredients . . . in a close vessel by means of rotary blades, heating the same by steam, and at the same time applying pressure by means of a hydraulic pump to the said mixture" (lines 86-95).
Date: December 15, 1885
Creator: Grant, William A.
Partner: UNT Libraries Government Documents Department

Journal-Box

Description: Patent for "improvements in journal boxes, the object of my improvement being to provide simple and effective means for applying the lubricant, retaining it always within reach of the wearing surfaces, and conveying it over all of the surface which is subject to frictional content" (lines 8-14).
Date: December 27, 1892
Creator: Sneddon, William
Partner: UNT Libraries Government Documents Department

Toy Fountain.

Description: Patent for toy foundation. It is "an improved form of toy fountain by which a column of water or other liquid may be discharged into the air from a suitable reservoir by pueumatic pressure" (lines 8-11).
Date: December 9, 1902
Creator: Attwater, Henry P.
Partner: UNT Libraries Government Documents Department

Mail Delivery Apparatus

Description: Patent for improvements to mail delivery through sorting and distribution to different destinations with illustrations.
Date: December 16, 1919
Creator: Cobb, Albert C.
Partner: UNT Libraries Government Documents Department

Pump

Description: Patent for a new form of pump developed by Granville A. Humason. This pump is an improvement of prior models, intended to be "adaptable for many different uses, but which will be simple and durable in structure" (lines 14-18).
Date: December 30, 1919
Creator: Humason, Granville A.
Partner: UNT Libraries Government Documents Department

Sulphur-Mining Apparatus.

Description: Patent for a thermal solvent based sulfur mining apparatus that is placed in a sulfur mining well. Utilizing thermodynamics, the apparatus has a new way to introduce air or steam into the various parts of the apparatus. It is designed with "simplicity and durability of construction" (lines 49-50).
Date: December 17, 1918
Creator: Carmichael, Robert E.
Partner: UNT Libraries Government Documents Department

Stencil-Brush

Description: Patent for a self-inking stencil-brush
Date: December 30, 1880
Creator: Lotherington, Thomas Turner
Partner: UNT Libraries Government Documents Department
Back to Top of Screen