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Gold Dredging in the United States
Report discussing the development of gold dredging in the United States, the essential features of present-day dredges, the facts that determine whether a placer deposit can be profitably dredged, and the approved methods of prospecting placer ground and of operating dredges. Intended for designers and builders of dredges, mining engineers, and persons who may contemplate investing capital in placer-mining ventures.
Date:
May 1918
Creator:
Janin, Charles
Object Type:
Report
System:
The UNT Digital Library
Suggestions for Improved Methods of Mining Coal on Indian Lands in Oklahoma
Technical paper issued by the Bureau of Mines over studies of Oklahoma coal mines. As stated in the introduction, "this report describes the systems of mining used, points out their defects, and presents suggestions for improved methods, more especially as regards the applicability of different modifications of the panel system to mining coal in Oklahoma" (p. 5). This paper includes tables, maps, and illustrations.
Date:
May 1918
Creator:
Rutledge, J. J. & Harrington, Daniel
Object Type:
Report
System:
The UNT Digital Library
Coffee Roaster.
Patent for a coffee roaster, with key features such as electric heat and agitation of coffee beans during roasting, including illustrations.
Date:
May 6, 1918
Creator:
Shortt, Everett T.
Object Type:
Patent
System:
The Portal to Texas History
Boring-Machine.
Patent for Boring-Machine. Particularly a boring-machine for boring brush blanks, and can bore all of the necessary openings, both straight and at an angle, at a single operation.
Date:
May 7, 1918
Creator:
Miller, Emma T.
Object Type:
Patent
System:
The Portal to Texas History
Cane Stripping Machine.
Patent for a new cane stripping machine, specifically for use in harvesting sugar cane grown particularly in Lousiana and Texas.
Date:
May 7, 1918
Creator:
Piatt, Charles E.
Object Type:
Patent
System:
The Portal to Texas History
Caterpillar-Tractor.
Patent for 1) a mechanism preventing the Caterpillar tractor's driving element from becoming clogged with mud; 2) a mechanism to regulate the force put on the wheels in relation to the weight of the tractor's load; 3) a mechanism to allow this regulation of force in relation the weight of the tractor's load to be manually adjustable; 4) a construction improvement to allow the tractor to be turned in a relatively short radius, including illustrations.
Date:
May 7, 1918
Creator:
Rountree, Joseph G.
Object Type:
Patent
System:
The Portal to Texas History
Cistern-Cleaner
Patent for a device to be used for cleaning mud and sediment from cisterns while preventing contamination of the water within the cistern.
Date:
May 7, 1918
Creator:
Davis, Lewis F.
Object Type:
Patent
System:
The Portal to Texas History
Combination Valve and Cap Tool
Patent for a combination valve cap and stem used to ease the process of deflating pneumatic tires by eliminating the need to keep track of a separate cap piece when removing the valve core, including illustrations and instructions for use.
Date:
May 7, 1918
Creator:
McComb, William Perry
Object Type:
Patent
System:
The Portal to Texas History
Electric Water-Heater.
Patent for a new electric water heater that forces water to travel around heated wires in tubes, including illustrations.
Date:
May 7, 1918
Creator:
Valdes, Salvador M.
Object Type:
Patent
System:
The Portal to Texas History
Harness.
Patent for a new, reinforced harness made of rubber, a metal chain, and leather, including illustrations.
Date:
May 7, 1918
Creator:
Brecheen, Samuel H.
Object Type:
Patent
System:
The Portal to Texas History
Insect-Trap.
Patent for a new and improved insect trap with a flanged pan, the mouth of which has an inclined surface. The insect trap is designed to be arranged directly over a burrow of ants, so that ants are directed to a bait pan.
Date:
May 7, 1918
Creator:
Mosby, William A.
Object Type:
Patent
System:
The Portal to Texas History
Replanter.
Patent for Replanter. "This invention relates to replanters and it has for its object to produce a simple and improved device capable of being readily attached to and used in combination with an ordinary cultivator for the purpose of planting seeds where the seeds previously planted have failed to sprout as will appear at the time when the plants are first cultivated." (line 2)
Date:
May 7, 1918
Creator:
Cantrell, William
Object Type:
Patent
System:
The Portal to Texas History
Shank-Stiffener and Heel-Plate for Shoes.
Patent for "shank stiffener and heel securing plate for use in the manufacture of shoes or in the repair work" (lines 25-27) to prevent or repair buckling, loosening, and breaking of heels due to shanks of soles being made from "leather, compressed paper, or steel" (lines 18-19) which historically have not been able to support the heel of the shoe.
Date:
May 7, 1918
Creator:
Cobler, Lee Ora
Object Type:
Patent
System:
The Portal to Texas History
Standing-Valve Structure.
Patent for a standing valve structure "which serves as a coupling between the working barrel (of a pump) and strainer member, to effectively exclude foreign matter" (lines 16-19) including instructions and illustrations.
Date:
May 7, 1918
Creator:
Ewing, Samuel D.
Object Type:
Patent
System:
The Portal to Texas History
Trousers-Stretcher.
Patent for a trousers stretcher that removes wrinkles and creases from trousers by stretching them. The stretching tension may be increased or decreased as desired.
Date:
May 7, 1918
Creator:
Johnston, Renord C.
Object Type:
Patent
System:
The Portal to Texas History
Fruit Cutting Implement.
Patent for a fruit cutting implement with increased safety measures to help users avoid "the usual and dangerous practice of cutting the lemons with a knife" (lines 23 - 24), including instructions and illustrations.
Date:
May 13, 1918
Creator:
Davis, Mack H.
Object Type:
Patent
System:
The Portal to Texas History
Air-Regulating Attachment.
Patent for a new attachment in a carburetor that regulates air through suction and has a valve to release pressure from an engine, including illustrations.
Date:
May 14, 1918
Creator:
Kimbler, Henry R.
Object Type:
Patent
System:
The Portal to Texas History
Automatic Locking Device
Patent for improvements to automatic locking devices when turned one direction with illustrations.
Date:
May 14, 1918
Creator:
Dixon, Thomas K.
Object Type:
Patent
System:
The Portal to Texas History
Cigar or Cigarette Holder
Patent for improvements to cigar and cigarette holders so that the stub (butt) of the cigar/cigarette can be easily ejected, thereby decreasing the instances of choking. This also makes the mouthpiece easier to clean and therefore, more sanitary.
Date:
May 14, 1918
Creator:
McClintock, Herbert R.
Object Type:
Patent
System:
The Portal to Texas History
Display or Advertising Device.
Patent for a dimple, durable display or advertising device "which may be easily and conveniently used for displaying or exposing an advertising sign in a manner to attract attention to the same" (lines 14-17), including instructions and illustrations.
Date:
May 14, 1918
Creator:
Fox, William N.
Object Type:
Patent
System:
The Portal to Texas History
Drive Belt
Patent for a drive belt. Used for automotive motor fans and similar light elements so light machinery will not be liable to slip upon belt wheels or become displaced.
Date:
May 14, 1918
Creator:
Kelley, Robert
Object Type:
Patent
System:
The Portal to Texas History
Hat-Pin
Patent for a hat pin. This hat pin utilizes a new form of guard to house the pin to prevent injury and keep it from accidentally slipping out. It is also designed to be ornamental, compact, and can be applied to many different types of hat.
Date:
May 14, 1918
Creator:
Collier, William Reid
Object Type:
Patent
System:
The Portal to Texas History
Heel-Attaching Means.
Patent for a new means of using screws and plates to securely attach wooden heels to women's shoes, including illustrations.
Date:
May 14, 1918
Creator:
Dickerson, Harry P.
Object Type:
Patent
System:
The Portal to Texas History
Indicating and Testing Apparatus.
Patent for indicating and testing cylinders on multi-cylinder engines (such as gasoline) to show if any are misfiring, have leaking valves or rings, and show that the carburetor is properly adjusted.
Date:
May 14, 1918
Creator:
Pittman, Mordaunt E.
Object Type:
Patent
System:
The Portal to Texas History