UNT Libraries Government Documents Department - 57 Matching Results

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Gang-Plow.

Description: Patent for improvements in gang-plows in which the “disks” would contain a flared annulus and, it is formed by the truncation of a conical shell of large base and small altitude. This disk-plow “will penetrate the soil to the desired depth by its own natural draft with the minimum degree of friction and outlay of force.” (Lines 21-23) Illustration is included.
Date: June 30, 1891
Creator: Cleveland, George P.
Item Type: Refine your search to only Patent

Rotary Plow.

Description: Patent for improvements in rotary plows which can be used as a subsoil-plow or it can be converted into a cultivator. The “purpose is to provide a novel gang-plow capable of cutting the soil at different depths, as circumstances may require, and in which the angle at which the plows enter the soil may be varied.” (Lines 18-23) Illustration is included.
Date: June 30, 1891
Creator: Cleveland, George P.
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Rotary Plow

Description: Patent for a gang-plow to be used when gangs of disks are used to turn over the soil so that it generates minimal friction and thus increasing efficiency.
Date: November 15, 1892
Creator: Cleveland, George P.
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Cultivator Attachment.

Description: Patent for " agricultural implements, more especially harrows or cultivators ; and it has for its objects a device which can be conveniently attached to the standards or footpieces of any cultivator and which may hold or carry different numbers of small plows or harrow-teeth for the cultivation of any crops or at any place where a small harrow is needed;" (lines 7-15) including illustrations.
Date: July 17, 1900
Creator: Crosby, Henry T.
Item Type: Refine your search to only Patent

Steam-Turbine for Locomotives.

Description: Patent for a compact mechanism related to steam turbines, which has positive geared connections with the driving access of the locomotive, resulting in reduced friction. This increases efficiency of the driving action while reduced the expenditure of elastic fluid in order to run smoothly.
Date: December 5, 1911
Creator: Dumas, Joel Benjaman
Item Type: Refine your search to only Patent

Cotton Blocking Machine

Description: Patent for an inexpensive attachment to a cotton cultivator/checking machine to improve the intake capacity of the cultivator itself. The blocking machine would be used to replace the manual labor task of chopping cotton before insertion into the cultivator for processing.
Date: October 19, 1920
Creator: Ford, Barnie S.
Item Type: Refine your search to only Patent

Cotton Checker and Cultivator.

Description: Patent for improvements in cotton checkers and cultivators by “providing a device in which the width of the hills or rows may be adjusted to suit the requirements of various grades of soil.” (Lines 15-17) Another improvement is to provide a “means to which the plows of the cultivator may be simultaneously raised or lowered, and when so raised or lowered may be kept in their adjusted positions.” (Lines 19-22) Illustration is included.
Date: January 11, 1910
Creator: Hamilton, Robert
Item Type: Refine your search to only Patent

Horse Detacher.

Description: Patent for a new and improved horse detacher. This design consists in "[t]he combination of the whiffletree-support, the whiffletree, the hinge connecting such parts having its upper and lower plates secured, respectively, to the whiffletree and its support and jointed at their rear edges, and the arm or lever extended forward from the upper plate, whereby upward draft on said arm or lever will turn the whiffletree backward from its normal position to release the traces" (lines 91-100).
Date: June 10, 1890
Creator: Harrison, George W.
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Heater

Description: Patent for "a heater of the above-described character which may be used in connection with a stove or furnace or a fire built on the ground in the open air and be more effective and economic in its heating and more convenient in operation than the usual methods heretofore pursued in such instances where an inexpensive and portable device of this kind could be used to great advantage" (lines 13-22).
Date: June 4, 1901
Creator: Harrison, John B.
Item Type: Refine your search to only Patent

Transmission Mechanism.

Description: Patent for a transmission mechanism which "provides an improved mechanism by which the motion of of a drive shaft rotating at an uniform speed may be transmitted to a driven shaft at variable speeds and also to provide for the reversal of the driven shaft at different speeds" (lines 8-14).
Date: January 25, 1910
Creator: Jameson, William C.
Item Type: Refine your search to only Patent

Attachment for Planters

Description: Patent for attachment for planters, provides a simple, inexpensive, easily-applied, and effectively operating attachmentc for cotton, corn, or other seed-planting machines in which is included a truck or a carriage whereby a sweep-plow can be connected with the planter truck or carriage for laying out a furrow and covering the seed (Johnson, 1902).
Date: June 14, 1909
Creator: Johnson, Major
Item Type: Refine your search to only Patent

Cold-Iron Straightener.

Description: Patent for a cold iron straightener for straightening wagon axles or pipes while they are still on the vehicle, which allows for more forceful bending than previous devices and restoration of the parts to their natural position.
Date: May 14, 1907
Creator: Keith, John David
Item Type: Refine your search to only Patent

Clinometer

Description: Patent for a clinometer. This invention is designed to measure the grades and angles of inclination of structures and objects of various descriptions. Illustration included.
Date: May 19, 1908
Creator: Keith, John David & Faulkner, Walter Edgar
Item Type: Refine your search to only Patent

Animal Poke

Description: Patent for an animal poke which is attached through a nose ring and pulls on the animal if it tries to crawl under or over a fence.
Date: October 4, 1910
Creator: Kelley, Howard T.; Matthews, George N. & Davis, George F.
Item Type: Refine your search to only Patent

Dental Instrument.

Description: Patent for a new dental instrument that extracts "swollen portions of the gum where it extends over the tooth" (lines 11-13), including illustration. Use of the instrument is meant to replace the common, but "objectionable" (line 56), practice of lancing the gum.
Date: April 4, 1916
Creator: Knox, Eldon Lemoin
Item Type: Refine your search to only Patent
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