UNT Libraries Government Documents Department - 59 Matching Results

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Revolving Plow.

Patent for a new and improved revolving plow. This design calls for a cylinder with blades attached radially for "cutting up, breaking, and turning over the soil or turf, in which the cutter blades are freed automatically" (lines 7-10). This plow cuts up, breaks, and turns over earth faster than previous designs.

Date: October 31, 1882

Creator: Hurd, Judson B.

Hand Cultivator.

Patent for a new and improved cultivator. This design "is to provide hand-cultivators constructed in such a manner as to cut up and destroy grass and weeds without throwing the soil around and covering small plants, and without breaking the soil away from around the plants" (lines 16-21).

Date: November 18, 1884

Creator: Hurd, Judson B.

Log-Turner

Patent for "that class of log-turners which is operated by power, and has for its object to provide a device that will be quick and positive in its operation" (lines 39-42).

Date: May 10, 1887

Creator: Ferris, Henry Murry & Gallon, William

Knee and Head Block for Saw Mills.

Patent for a new and improved knee and head block. This design consists, "with a saw-mill carriage, of a head-block extending flush with the outer edges of the tracks of said carriage and provided with the usual groove or recess extending the entire length of said head-block, a knee sliding in said groove and provided on its front vertical edge with a recess, and a log-supporter fitting flush within said recess and provided at its lower end with a forwardly-extending lug or projection" (lines 3… more

Date: April 29, 1890

Creator: Willis, George F.

Wrench.

Patent for a new and improved wrench. This design "relates particularly to a combined pipe and nut wrench, and has for its object to provide a wrench of the class described which can be quickly changed to an ordinary wrench . . . [the] invention consists of a shank having a rigid jaw attached thereto, a movable jaw adjustable on the shank and an eccentrically-headed lever pivoted to the rear end of the movable jaw and bearing on the shank adapted to separate the rear end of the movable jaw and … more

Date: August 5, 1890

Creator: Hooks, George W.

Animal-Tread.

Patent for improvements in animal-treads when “animal is placed in the tread, the single or double tree being attached to the arm c’, and thus in addition to his weight he will have his strength to operate the tread. The function of the rope and weight is to keep the traces and tree from under the animal’s feet in case he should slack his speed, and thus prevent his tripping.” (Lines 59-66) Illustration is included.

Date: June 16, 1891

Creator: Bevil, John R.

Detachable Rubber Heel.

Patent for "a rubber heel tap adapted for detachable connection to the heel of a boot or shoe, and which shall serve to cushion the fall of the heel," and "to provide a corrugated surface upon the face of the heel which shall adapt the same for service as an ice creeper." (Lines 14-21) Includes instructions and illustrations.

Date: May 28, 1895

Creator: Williams, Thomas Jackson

Adding-Machine.

Patent for an adding-machine meant to "add fixed amounts of money received or to calculate the number of days a laborer has worked or the number of fractions of days" (lines 14-17). Mounted keys have mechanisms that rotate a ratchet wheel or disk. "Secured to the shaft upon which this ratchet wheel or disk is mounted is a rate-indicator, consisting of a disk divided off into radial sections, and also divided by lines running parallel to the circumference of said disk, dividing the same up into … more

Date: August 27, 1895

Creator: McElyea, James L.

Log-Cart.

Patent for a log-cart in which "one end of the log is elevated or drawn up underneath the axle, while the other end drags along on the ground" (lines 14-17). This design is more efficient than other models of log-carts.

Date: February 2, 1897

Creator: Moon, Robert G.

Pump.

Patent for a "pump for effectively pumping oil or quicksand from wells troubled with quicksand." (Lines 8-10) Includes instructions and illustrations.

Date: March 30, 1897

Creator: Wintz, James Philip

Car - Coupling

Patent for a new and useful improvements in car-couplings. This design "relates to car-couplers of the pivoted-hook type" (line 11 -12).

Date: February 8, 1898

Creator: Chance, Ransom M.

Screw-Gearing

Patent for screw-gearing for motors, particularly motors for fans or similar objects, including illustrations.

Date: September 18, 1900

Creator: Paker, Oren A.

Mail-Box

Patent for "a mail-box adapted to be placed at or on the house of the person receiving the mail, so as to facilitate a house-to-house delivery" (lines 8-11).

Date: June 4, 1901

Creator: Myer, Clayton Pittinger

Saw-Gage.

Patent for improvements on saws by providing “cleaner-teeth and arranged to permit accurate filing of the cleaner-teeth without leaving an undesirable bur and without danger of filing the teeth too short for proper working in a cut.” (Lines 10-14) Illustration is included.

Date: June 11, 1901

Creator: Steele, Daniel Carlos

Boiler Feeder

Patent for a boiler feeder. This invention is intended to be placed above the boiler and via a regulator supplies water to the boiler.

Date: November 24, 1903

Creator: Herrington, William

Insect Destoyer

Patent for an insect destroyer. "This invention relates particularly to that class of insect destroyers which contain pans of liquid into which the insects are shaken or enticed" (line 15-18). Illustration included.

Date: December 29, 1903

Creator: Sewell, James H.

Rail Plate And Fastener

Patent for rail plate fastener. This invention is designed to secure rails to ties without the use of spikes. Illustration included.

Date: June 21, 1904

Creator: Butterfield, Walter V.

Pump Controlling Means

Patent for a pump controlling means. This invention applies even pressures on the discharge line. Illustration included.

Date: August 23, 1904

Creator: Small, William

Dipper

Patent for dipper. Illustration included.

Date: May 16, 1905

Creator: Cowart, Laurance P.

Engine Valve Mechanism

Patent for an engine valve mechanism. This invention is a "class of steam engines wherein the cylinder-inlet and exhaust-ports are controlled by separate and distinct values." Illustration included.

Date: September 5, 1905

Creator: Moore, Ezra G. & Moore, Frank T.

Hydraulic Swivel

Patent for a hydraulic swivel. Illustrations included.

Date: September 26, 1905

Creator: Thomson, Alexander & McLaughlin, Malacha Joseph

Process For Treating Petroleum-Oils

Patent for an improved process for treating petroleum oils, to remove asphaltum. (lines 9-12)

Date: December 19, 1905