Resource Type

Closet-Flushing Mechanism. (open access)

Closet-Flushing Mechanism.

Patent for a water closet flushing mechanism, which prevents the water from standing in the toilet bowl where it is liable to freeze in cold weather.
Date: June 20, 1911
Creator: Parker, Thomas H.
System: The Portal to Texas History
Alarm Attachment for Electric Bells. (open access)

Alarm Attachment for Electric Bells.

Patent for "an Alarm Attachment for Electric Bells." "The object in view is the provision of means for facilitating the change of an ordinary door-bell into a continuously-ringing alarm apparatus, while leaving the mechanism free to be changed back into its former operative condition as a door-bell."(Lines 10-15) Including illustrations and instructions.
Date: June 30, 1902
Creator: Blakeney, Henry
System: The Portal to Texas History
Automatic Hook for Artificial Arms (open access)

Automatic Hook for Artificial Arms

Patent for an automatic hook for artificial arms that allows a pen or pencil to be held.
Date: June 18, 1912
Creator: Corley, Quentin D.
System: The Portal to Texas History
Apparatus for Handling and Cleaning Seed-Cotton. (open access)

Apparatus for Handling and Cleaning Seed-Cotton.

Patent for improvements in apparatus for handling and cleaning seed-cotton by “conveying cotton through a pneumatic tube and for automatically delivering therefrom to each of a series of gins an amount of cleaned cotton graduated at all times to the need of each gin. The flow of the main current in the tube is not interrupted by the several subtractions.” (Lines 17-23) Illustration is included.
Date: June 2, 1891
Creator: Elam, William E.
System: The Portal to Texas History
Apparatus for Handling and Cleaning Seed-Cotton. (open access)

Apparatus for Handling and Cleaning Seed-Cotton.

Patent for improvements in apparatus for handling and cleaning seed-cotton that “use a pneumatic tube, through which cotton is drawn by an exhaust-current.” (Lines17-19) Illustration is included.
Date: June 16, 1891
Creator: Thomas, Robert S.; Hardwick, Saunie W. & Elam, William E.
System: The Portal to Texas History
Child's Crib (open access)

Child's Crib

Patent for new "suspended cribs or cradles for the use of children" (lines 17-18) including instructions and illustrations.
Date: June 8, 1880
Creator: Brown, Fred Harvey
System: The Portal to Texas History
Composition of Matter for Saving Coal During Combustion. (open access)

Composition of Matter for Saving Coal During Combustion.

Patent for cheap, effective compound to sprinkle on coal to render it more combustible so that it burns more cleanly and soot is not emitted.
Date: June 11, 1895
Creator: Stokey, David Gray
System: The Portal to Texas History
AUTOMATIC WEIGHING-SCALE. (open access)

AUTOMATIC WEIGHING-SCALE.

Patent for an improved automatic scale that can weigh large measurements of crops, including illustrations.
Date: June 14, 1914
Creator: Carter, Edward D.
System: The Portal to Texas History
Apparatus for Enteric Lavage. (open access)

Apparatus for Enteric Lavage.

Patent for an enteric lavage for the use of emptying the bowels of any liquid after use of an enema. The device will remove the waste and deposit it into a separate receptacle.
Date: June 27, 1916
Creator: Pair, Laura Costello
System: The Portal to Texas History
Combined Table and Chair (open access)

Combined Table and Chair

Patent for combined table and chair that is very durable and simple in construction. This will allow organization and support for either a chair use or table use.
Date: June 20, 1916
Creator: Macon, Alexander W.
System: The Portal to Texas History
Pump (open access)

Pump

Patent for an improved version of a pump that includes two pistons in order to eliminate both intake and discharge valves.
Date: June 15, 1915
Creator: Sherman, J. M.
System: The Portal to Texas History
Hydrogenating Oils, Fats, and Fatty Acids, &c. (open access)

Hydrogenating Oils, Fats, and Fatty Acids, &c.

Patent for improvements made to a hydrogenator of saturated oils, including illustrations.
Date: June 23, 1914
Creator: Humphreys, Jerome N.
System: The Portal to Texas History
Composition for Removing Coatings (open access)

Composition for Removing Coatings

Patent for a coating remover, made by mixing an alkali, an oxidizing agent, a solvent, and another chemical to prevent water evaporation.
Date: June 30, 1914
Creator: Humphreys, Jerome Nichols; Smith, Walter K. & Oliger, J. D.
System: The Portal to Texas History
Auto Steering-Lock (open access)

Auto Steering-Lock

Patent for a lock designed to attach to the spokes of a steering wheel with the intention of guarding it from "unauthorized persons" (line 20), including illustrations.
Date: June 1, 1920
Creator: Cosby, Luther F.
System: The Portal to Texas History
Methods and Systems for Indoor Navigation (open access)

Methods and Systems for Indoor Navigation

Patent relating to methods and systems for indoor navigation.
Date: October 13, 2011
Creator: Dantu, Ram
System: The UNT Digital Library
Apparatus and Method for Inducing Electrical Property Changes in Carbon Nanotubes (open access)

Apparatus and Method for Inducing Electrical Property Changes in Carbon Nanotubes

Patent relating to an apparatus and method for inducing electrical property changes in carbon nanotubes.
Date: September 21, 2004
Creator: Allara, David L., 1937-; Chen, Min; Henley, Donald E.; Imholt, Timothy & Roberts, James A.
System: The UNT Digital Library
Battery. (open access)

Battery.

Patent for an improvement to batteries, particularly pertaining to their electrochemical components, including an illustration and instructions.
Date: June 10, 1919
Creator: Crowley, Richard Joseph
System: The Portal to Texas History
Vehicle-Spring. (open access)

Vehicle-Spring.

Patent for an improved vehicle spring on the axle that is stronger and more durable, including illustrations.
Date: June 6, 1916
Creator: Hagemann, Paul
System: The Portal to Texas History
Voice Recording and Reproducing Device. (open access)

Voice Recording and Reproducing Device.

Patent for a voice recording "attachment for a moving picture camera, which, while a picture is being taken will produce [...] photographic record of sounds that appropriately accompany the picture" (lines 11-16), including illustrations.
Date: June 13, 1916
Creator: Walker, Jack L.
System: The Portal to Texas History
Leather-Working Machine (open access)

Leather-Working Machine

Patent for a leather-working machine which performs the many steps involved in finishing leather straps and related items into one easy step, with illustrations.
Date: June 4, 1918
Creator: Russell, Frank K.
System: The Portal to Texas History
Windmill (open access)

Windmill

Patent for windmill for utilizing wind or water power (lines 9-10).
Date: June 12, 1883
Creator: Sickles, William C.
System: The Portal to Texas History
Wire Fence Clamp (open access)

Wire Fence Clamp

Patent for a wire fence clamp. Illustration included.
Date: June 15, 1903
Creator: Hollingsworth, Joseph C.
System: The Portal to Texas History
Well Drilling Machinery. (open access)

Well Drilling Machinery.

Patent for new and improved well-drilling machinery. This design "is to make a well-drilling machine which will drop the drill at the proper time and from the proper height" (lines 11-14). It consists in "the bevel-wheel having cam on its periphery and arranged loosely on a vertical shaft, a bevel-pinion fast on power-shaft, a loose drum sliding on [the] shaft, the spring, and collar, in combination with the drill-rope" (lines 69-74).
Date: June 7, 1892
Creator: Lee, Joseph G.
System: The Portal to Texas History
Well-Drilling Machinery. (open access)

Well-Drilling Machinery.

Patent for a mechanism that drills and bores; it attaches to a vehicle so the engine can be used to power the mechanism.
Date: June 27, 1893
Creator: Lee, Joseph G.
System: The Portal to Texas History