UNT Libraries Government Documents Department - 122 Matching Results

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Improvement in Velocipede.

Description: Patent for improvement in velocipedes by using “two levers that are secured by a pivot-connection to pendent vibrating fulcra, on each side of the machine, and to the cranks of the driving-wheel; this would develop greater power than can be brought to bear by the placing of the feet of the driver directly on pedals on the crank-pins, or wrists.” (Lines 32-37) Illustration is included.
Date: June 15, 1869
Creator: Flint, Daniel P.

Improvement in Velocipede.

Description: Patent for an improved arrangement of velocipedes "to allow the use of a much larger driving-wheel than is compatible with the use of pedals that are placed directly on the crank pins or wrists, and to increase the power that can be applied to the propulsion of the machine by the feet of the driver, and the the speed at which is may be driven." (Lines 16-22) Includes instructions and illustrations.
Date: June 15, 1869
Creator: Flint, Daniel P.

Improvement in Stalk and Cane-Puller.

Description: Patent for improvement in stalk puller by using “two pointed teeth or prongs peculiarly constructed, and secured to a suitable handle to which an adjustable fulcrum is connected, in order to allow the implement to be manipulated by persons of different statures and strength.” (Lines 18-22) Illustration is included.
Date: August 31, 1869
Creator: Sims, Zachariah B.

Improvement in Three-Horse Equalizers.

Description: Patent for improvement in treble-trees by using “two stretcher-loops that are jointed on the double-tree at points on each side of the centre, so that the strain is not at one point, but somewhat distributed.” (Lines 42-44) “The loops can be adjusted so that should there be any material inequality in the strength of the three horses, one can equalized by arranging the loops accordingly nearer to or further away from the centre on either one or both sides.” (Lines 45-49) Illustration is includ… more
Date: August 31, 1869
Creator: Sims, Zachariah B.

Improvement in Seed-Planters.

Description: Patent for an improved seed-planter "which will deposit the seeds in the requisite quantities and proper distances apart, and which will cover and mark the bills, so that a plowman will not be at a loss where to start at the commencement of a new row, and after having passed around tree-stumps or other obstructions, as he can always see the marks on the preceding rows" (lines 16-23) with illustrations.
Date: December 21, 1869
Creator: Woods, David C.

Improvement in Seed-Planters.

Description: Patent for improvement in seed-planters by using a combination of lock-lever, bars, set-screw and a tongue to “construct accurate planters in which the planting may be readily done in exact check row, and which will allow the dropping device to be instantly thrown into or out of gear when desired.” (Lines 16-19) Illustration is included.
Date: April 13, 1869
Creator: Herrin, I. F.

Improvement in Needle-Threaders for Sewing-Machines.

Description: Patent for improvement in needle-threaders for sewing machines by using an “eyelet-frame that formed by two equal parallelopipeds. These parallelopipeds are being kept together by two springs and may be separated by pressing the pins toward each other.” (Lines 32-35) “The axis of a conical eyelet will be laid in the joint planes of the parallelopipeds, its apex in the front side, its basis in the opposite side of the eyelet-frame, through which eyelet the thread has to pass when the instrument… more
Date: April 20, 1869
Creator: Thielepape, Wilhelm C. A.

Improvement in Spark-Conductors for Railroad-Trains.

Description: Patent for improvement in spark-conductors for railroad trains by using a “horizontal flue in sections and use “other devices to engage and disengage the sections, where by to arrest and extinguish sparks and conduct the smoke, ashes, and cinders to the rear.” (Lines 16-20) Illustration is included.
Date: April 27, 1869
Creator: Wright, Reuben

Improvement in Machine for Cutting Stalks in the Field Preparatory to Plowing.

Description: Patent for improvement in machine for clearing cotton and corn-fields of the stalks after the crops have been gathered by “providing a revolving drum or roller with knives, set spirally around it, which cut the stalks of cotton or corn-fields into pieces of any desired length, for the purpose of being plowed under the surface for fertilizing, by rolling it over them.” (Lines 14-19) Illustration is included.
Date: May 4, 1869
Creator: Wright, Reuben

Improvement in Cultivators.

Description: Patent for improvement in cultivators by making all the beams that had blades attached to them adjustable by a lever. A roller is designed for covering the seed and smoothing over the ground after the seeds are discharged by a slider which is operated by a crank-shaft near the end of the machine. A detachable revolving stalk-cutter can be used for cutting stalks on the ground by means of a suitable connector at the rear end of the machine. Illustration is included.
Date: September 7, 1869
Creator: Baker, Job McNamee

Improvement in Cultivators.

Description: Patent for improvement in cultivators by using adjustable screw-rods from the ends of short laterally-vibrating levers to suspend the cultivator-beams in the front; the levers are arranged to be operated by an attendant’s feet. Illustration is included.
Date: September 28, 1869
Creator: Hall, Thomas J.

Improvement in Cultivators.

Description: Patent for improvement in cultivators in which the plows can be adjusted by width, height and laterally to regulate the depth and angle of inclination. The plows, which can be operated by a foot device, may be simultaneously thrown from the ground. (Lines 73-76) Illustration is included.
Date: November 2, 1869
Creator: Baker, William T.

Improvement in Hair-Triggers.

Description: Patent for improvement in fire-arms by arranging a hair-trigger on to a fire-arm that have a guard and a trigger without alternation of the interior mechanism of the gun-lock; it is not necessary for the application of a fly in the hammer to prevent the catching of the trigger in the rest-notch of the hammer. (Lines 11-19) Illustration is included.
Date: August 24, 1869
Creator: Schenck, F.

Improvement in Gang-Plows.

Description: Patent for "constructing and arranging a gang or series of plows in one frame that they may have an adjustment on the supporting-runners, and a means of self-adjustment vertically, so that they may be set for furrow-slices of any given depth, and any one of the series may give way to an undue resistance in the line of the furrow without disturbing any other of the plows." (Lines 20-28) Includes instructions and illustrations.
Date: November 9, 1869
Creator: Hall, Thomas J.

Improvement in Gang-Plows.

Description: Patent for "a gang-plow, which is so arranged that the beams can be adjusted sideways and up and down at will, and can be permanently secured in any desired position in either movement." (Lines 17-20) Includes instructions and illustrations.
Date: November 30, 1869
Creator: Hall, Thomas J.
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