UNT Libraries Government Documents Department - 11 Matching Results

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Clinical Thermometer.

Description: Patent for a new and improved thermometer. This design has "[u]pon the body of the instrument a scale, preferably equivalent to the centigrade . . . in which the zero-sign is placed at the normal temperature of the body, each degree being divided into five or ten parts according to the size of the instrument and reading supernormal and subnormal degrees" (lines 20-26).
Date: June 11, 1889
Creator: Hunstock, Robert H. & Chávez, Emigdio

Drilling Tool for Wells.

Description: Patent for a new and improved drilling tool for wells. This design "relates to tools for drilling or boring Artesian, oil, and other deep wells; and it has for its object to prevent the loss of drill or auger or any portion of the drill-rods. With this end in view the invention consists in the improved means for connecting the tool to the lower end of the drill-rod" (lines 9-15).
Date: May 28, 1889
Creator: McLane, Hiram H.

Fire-Escape

Description: Patent for "a fire-escape and observation-tower, which may be raised or extended at any point, or be lowered and compactly folded for transportation" (lines 7-10).
Date: January 15, 1889
Creator: Rüllmann, John D.

Flexible Hoe and Cotton-Chopper

Description: Patent for "provide a means by which the swinging blades are made to cut a uniform depth, and do as shallow hoeing as may be required even in rough ground, and also work very close to small plants; second, to provide such gearing and such connection between the driving-wheel and the oscillating blades that the blades maybe readily shifted from right to left to keep them over the row without having to move or change the course of the driving-wheel at the same time" (lines 14-24).
Date: December 31, 1889
Creator: Hurd, Judson B. & McLane, Hiram H.

Hoeing-Machine

Description: Patent for improvements "to afford facilities for the more ready and perfect protection of the plant while the pulverizing-blades are cultivating the soil around it; second, to provide a better and more ready means of guiding the pulverizing-blades along the row I attain these objects by giving my guiding-fender a motion independent of the motion of the pulverizing-blades along the row and around the plants" (lines 13-19).
Date: December 10, 1889
Creator: Hurd, Judson B.

Planing-Machine

Description: Patent for a machine for planing lumber with "a very smooth surface, avoiding the undulating marks upon the lumber and holes caused by the occasional lifting or breaking out of incurved portions of the lumber, as caused on surfaces planed by rotary cutters" (lines 22-27).
Date: March 19, 1889
Creator: Davis, William E.

Railway Car.

Description: Patent for improvements in railway car design to protect passengers against train robberies by a combination of "several walls of the compartment and doors connected therewith bullet-proof lining, and in providing several walls and doors, each with a series of port-holes" (lines 27-31) from which occupants can fire weapons in defense with accompanying illustrations.
Date: January 8, 1889
Creator: Warren, Gerald Patrick

Rotary Engine

Description: Patent for "an engine that is adaptable to all kinds of work, and which is capable of running the heaviest locomotive and the lightest sewing-machine with equal ease and satisfaction" (lines 9-13).
Date: April 23, 1889
Creator: Hines, John Fletcher, Sr.

Tool for Drilling Wells.

Description: Patent for improvement in "tools for drilling or boring Artesian, oil, and other deep wells; and it has for its object to prevent the loss of the drill or auger or of any portion of the drill-rods" (lines 9-13) via an "improved means for connecting the tool to the lower end of the drill-rod" (lines 15-16) including illustrations.
Date: July 16, 1889
Creator: McLane, Hiram H.

Velocipede

Description: Patent for new and useful improvements to the class of velocipedes "in which the rotation of the propelling-wheel is produced by the oscillation of a rocking-chair" (lines 24-26).
Date: July 2, 1889
Creator: Rullmann, John D. & Eckenroth, George
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