33 Matching Results

Search Results

Results: 1 - 24 next

Cotton-Press

Description: Patent for improvements in the construction of steam cotton presses using a change in the frame and use of hydraulic-pressure pumps to operate the press. The pumps are driven by steam
Date: October 15, 1889
Creator: Turnpaugh, James William
Partner: UNT Libraries Government Documents Department

Valve-Motion.

Description: Patent for "a valve-motion having simple and positive means for varying the points at which the ports of the engine-cylinder are opened and closed to vary the lap and lead, and while accomplishing this result the invention has especial reference to a form of valve-motion designed for use in connection with that type of locomotive or other engines in which there is a comparatively short space between the drive or driving-shaft and the engine-cylinder." (Lines 11-21) Includes instructions and ill… more
Date: June 15, 1897
Creator: Shelb, Peter J.
Partner: UNT Libraries Government Documents Department

Valve.

Description: Patent for an improvement in valves which "is adapted for connection with pipes or conduits for conducting water, steam, or other fluids; and the object of the invention is to provide a simple and efficient appliance of this character possessing the functions of both a globe and a check valve; and it is adapted to advantageously control the flow of liquid no matter what position or its casing may occupy" (lines 7-15). It includes instructions and illustrations..
Date: August 15, 1899
Creator: Thummel, John
Partner: UNT Libraries Government Documents Department

Improvement in Scrapers.

Description: Patent for improved road scraper with two-wheel vehicle and scoop pulled by a chain.
Date: July 15, 1873
Creator: Mayfield, William Dudley
Partner: UNT Libraries Government Documents Department

Telephone-Call Recorder

Description: Patent for a telephone call recorder that allows the number of who is calling to be recorded when the phone is not answered and tell a person already on the phone who is trying to call them.
Date: October 15, 1912
Creator: Warwick, Harold L.
Partner: UNT Libraries Government Documents Department

Metal Packing-Case for Food Products.

Description: Patent for "a new and useful packing-case for food products" (lines 13-14), particularly for cured meats. It protects "against flies, souring, shrinking, &c., than the ordinary forms of packing" (lines 20-21). It is made from metal, stamped into a packing-case.
Date: September 15, 1896
Creator: Blanke, Louis H.
Partner: UNT Libraries Government Documents Department

Pump-Jack.

Description: Patent for improvements to pump jacks. Simple gravity actuated devices are provided to aid the power mechanism of the pump jack, resulting in smoother, more even operation.
Date: July 15, 1919
Creator: Dayton, William L.
Partner: UNT Libraries Government Documents Department

Pump-Jack

Description: Patent for an improved pump jack to increase its power when in use.
Date: July 15, 1919
Creator: Dayton, William L.
Partner: UNT Libraries Government Documents Department

Mouse Trap

Description: Patent for a mouse trap. Illustration included.
Date: March 15, 1904
Creator: Ray, Thomas L.
Partner: UNT Libraries Government Documents Department

Tire Casing Core

Description: Patent for a tire casing core designed to make the installation and removal of casings from tires easier to perform with a reduced risk of damaging either item.
Date: April 15, 1919
Creator: Hibbs, C. D.
Partner: UNT Libraries Government Documents Department

Refrigerator.

Description: Patent for a new and improved refrigerator. This design "consist[s] of the cooling-box having top doors, the over-hanging frame, guide-pulleys, cords, and weights, the ice-box having an ice support or grate in its lower end, a water-tank in the upper end of said ice-box, and a discharge-pipe connected with the tank and having its lower portion disposed in coils below the ice support or grate" (lines 13-21).
Date: February 15, 1887
Creator: Dunn, William W.
Partner: UNT Libraries Government Documents Department

Pie-Carrier.

Description: Patent for "relatively inexpensive carriers for delivering or shipping pies" (lines 11-12), including one illustration.
Date: July 15, 1919
Creator: Hubig, Simon
Partner: UNT Libraries Government Documents Department

Matrix Molding Device

Description: Patent for invention relating to the matrix molding device that is used in linotype or intertype or linecasting machines for molding printers' slugs. This invention is to provide devices by which type high printing slugs can be molded with printing surfaces of various designs.
Date: May 15, 1917
Creator: Markwell, Andrew E.
Partner: UNT Libraries Government Documents Department

Matrix Molding Device

Description: Patent for matrix molding devices can be use in linotype or intertype or line casting machines for molding printers' slugs.
Date: May 15, 1917
Creator: Markwell, Andrew E.
Partner: UNT Libraries Government Documents Department

Nutcracker

Description: Patent for improvements in nutcrackers that make it easier and safer to use, and more easily retrieve the contents of the nut. It is durable and can be manufactured at low cost.
Date: September 15, 1914
Creator: Dato, Edward
Partner: UNT Libraries Government Documents Department

Door Check

Description: Patent for a door-check, which will hold the door in any position it is placed.
Date: October 15, 1901
Creator: Neher, John F. & Neher, Noah N.
Partner: UNT Libraries Government Documents Department

Telephonometer

Description: Patent for measuring and recording the length of time when a telephone has been in use. It is simple and inexpensive.
Date: October 15, 1918
Creator: Gray, Frank
Partner: UNT Libraries Government Documents Department

Hose-Bridge.

Description: Patent for a hose bridge for placing on street car rails over fire hoses to allow the street cars to run while a hose is crossing the tracks.
Date: November 15, 1910
Creator: Troutt, Martin E.
Partner: UNT Libraries Government Documents Department

Accident Brake Appliance

Description: Patent for an accident brake appliance for trains.
Date: November 15, 1910
Creator: Troutt, Martin E.
Partner: UNT Libraries Government Documents Department

Hoisting and Launching Machinery for Life-Boats.

Description: Patent for machinery to quickly launch and lower life boats from a main ship in case of accident.
Date: July 15, 1913
Creator: Sargeant, Benjamin F.
Partner: UNT Libraries Government Documents Department

Hollow Building-Tile.

Description: Patent for hollow building blocks or tile in a block form with a groove to easily insert a nailing strip which can be secured with nails or screws.
Date: July 15, 1919
Creator: Taylor, James T.
Partner: UNT Libraries Government Documents Department

Fan

Description: Patent for fan or blower for the conveyance of materials such as cotton, cottonseed, and saw dust under suction and air pressure from supple source to the delivery point. The travel of material is continuous and the materials will not come into contact with the blades of the fan or blower.
Date: August 15, 1916
Creator: Dickerson, Eustice E.
Partner: UNT Libraries Government Documents Department

Floor Jack

Description: Patent for floor jack. Illustration included.
Date: November 15, 1904
Creator: Millican, Charles M.
Partner: UNT Libraries Government Documents Department

Fence-Post.

Description: Patent for a metal fence post, which can have many wires and rails attached to it.
Date: March 15, 1910
Creator: Miller, Daniel H.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen