UNT Libraries Government Documents Department - 25 Matching Results

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Buckle.

Description: Patent for a buckle meant for use with harnesses and "wherein the ordinary movable and hinged tongue is dispensed with, and a rigid stud or pointed projection is used in reversed positions at opposite ends of connecting loops" (lines 9-13).
Date: December 5, 1893
Creator: Odom, Plesant W.
Item Type: Refine your search to only Patent

Well Drill.

Description: Patent for a new and improved well-drill. This design consists "[i]n a drill, the cylinder closed at its upper end by a head with a stuffing-box and a tapering opening and provided at its lower end with suitable cutters, in combination with an operating-rod passing through the upper head and a weight, said operating-rod being provided with spring-arms adapted to engage and raise said weight within the cylinder and at the top thereof automatically to release it" (lines 27-35).
Date: December 30, 1890
Creator: Welke, William Robert
Item Type: Refine your search to only Patent

Well-Drilling Apparatus.

Description: Patent for a well-drilling apparatus meant "to provide improved means for adjusting and withdrawing drill-tools without removing the drill-rod to provide a folding reamer and means for adjusting the blades thereof, and to provide means for conveying water to the drill, whereby the drillings are carried up outside of the drill-rod or barrel" (lines 9-16).
Date: December 24, 1895
Creator: Horton, Stephen A.
Item Type: Refine your search to only Patent

Propeller-Wheel.

Description: Patent for "a construction of propeller-wheel that will permit a large reduction in the wheel-diameter without impairing its effectiveness, and which will thereby bring the resistance nearer to the crank-range of the motive power, and also to increase the bucket or blade surface of the wheel and at the same time afford such clearance at the center of the wheel as will relieve resistance to easy operation of the engine or motive power." (Lines 18-27) Includes instructions and illustrations.
Date: December 15, 1896
Creator: Parker, Elisha J.
Item Type: Refine your search to only Patent

Tongs.

Description: Patent for new and improved tongs. This design "is especially adapted for the recovery of tools, broken sections, stones, or débris from artesian-well borings" (lines 54-57). It consists "of a solid or tubular shank provided with spring-metal tines, a ring to slide thereon, and a hollow weight sliding on the tube adapted to drive the ring down upon the tines" (lines 12-16).
Date: December 30, 1890
Creator: Welke, William Robert
Item Type: Refine your search to only Patent

Propeller-Wheel.

Description: Patent for a propeller-wheel for steam and other vessels. This invention is meant "to provide a propeller by which a maximum speed may be obtained without a proportionate increase in toe motive power employed" (lines 15-18). It doesn't have a lateral resistance of water and does not diffuse water in all directions.
Date: December 17, 1895
Creator: Parker, Elisha J.
Item Type: Refine your search to only Patent

Stock-Trough.

Description: Patent for a simple and durable stock-trough that feeds and waters stock and is easily cleaned. No wooden parts are exposed to the watering portion of the trough, and the invention will not injure the stock.
Date: December 18, 1894
Creator: Harry, Thomas C. & Harry, Hugh W.
Item Type: Refine your search to only Patent

Gearing and Gear-Covering for Agricultural Machinery.

Description: Patent for a gearing and gear-covering for agricultural machinery that has "an improved bearing for the ground-wheel in which wear will be reduced to a minimum, and the parts readily maintained in proper relative alignment and position, and also to produce an efficient guard for the gearing, whereby cotton and corn-stalks, weeds, grass, and other foreign bodies, are prevented from engaging and clogging the same, and thus impede the free positive operation of the machine" (lines 22-31).
Date: December 18, 1894
Creator: Schofield, James Drommond
Item Type: Refine your search to only Patent

Reamer.

Description: Patent for a new and improved reamer. This design "relates to reamers for use in boring artesian wells and other similar purposes; and it consists, essentially, of a hollow cylindrical body adapted to be attached to a suitable driving-head and provided with peripheral expansion-cutters operated by an internal plunger" (lines 11-17).
Date: December 30, 1890
Creator: Welke, William Robert
Item Type: Refine your search to only Patent

Gage for Job Printing Presses.

Description: Patent for a new and improved gage. This design consists in "the gage-bar provided at both ends with spring-clasps for engaging the platen, combined with gage-pins doubled upon themselves at their inner ends and engaging the gage bar and adjustable laterally" (lines 83-88).
Date: December 9, 1890
Creator: Jones, Charles E.
Item Type: Refine your search to only Patent

Current-Controler or Rheostat.

Description: Patent for an electric-current control or rheostat to be used when a "close, accurate, and absolute graduation of the current is necessary" (lines 15-16), in places "where a very delicate graduation is necessary either in passing the plain galvanic current or where the current is used for producing anesthesia" (lines 19-21).
Date: December 29, 1896
Creator: Werner, Ernest Emil
Item Type: Refine your search to only Patent

Doubletree.

Description: Patent for a simple, inexpensive, and durable double tree that utilizes the entire force of the strain and divides it equally between the animals.
Date: December 11, 1894
Creator: Beaver, Francis Marion
Item Type: Refine your search to only Patent

Corn and Cotton Planter.

Description: Patent for an inexpensive and simply constructed corn and cotton planter that has an "improved mechanism for transmitting motion from the drive-wheel to the seed-disk; to so construct said mechanism as to operate only when the planter is being advanced and to remain inoperative when being drawn backward; to provide for a change of speed for the seed-disk so as to plant close together or far apart as may be desired; and to provide a new and improved hood or protector for the gear connection betw… more
Date: December 5, 1893
Creator: Schofield, James Drommond
Item Type: Refine your search to only Patent

Air-Compressor for Water-Elevators.

Description: Patent for "an improvement in air-compressors for water-elevators, and it consists in the novel mechanism for compressing air, by which water is designed to be raised from a cistern, or other reservoir." (Lines 13-17) Includes instructions and illustrations.
Date: December 10, 1895
Creator: Warren, Governor D.
Item Type: Refine your search to only Patent

Conduit Electric Railway.

Description: Patent for an underground conduit electric railway meant to propel cars. The conduit can be drained and kept dry, and a trolley attachment protects the conduit from dirt and water as well.
Date: December 5, 1893
Creator: de Voe, William R.
Item Type: Refine your search to only Patent
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