UNT Libraries Government Documents Department - 35 Matching Results

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Bridle Rod

Description: Patent for a bridle rod that will be longitudinally adjustable for taking up the space that would be likely to occur between the switch points and the rails so that both of the switch points will, when the switch is operated, move to the proper position for presenting a smooth and even surface for the wheel flange of the railway rolling stock when the same pass over the switch.
Date: July 17, 1917
Creator: Mc Robertson
Item Type: Refine your search to only Patent

Car-Replacer

Description: Patent for a railway car replacer, which is used to derail vehicles as well as for, "restoring derailed railway vehicles to the track."
Date: April 6, 1915
Creator: Martin, Daniel W.
Item Type: Refine your search to only Patent

Cultivator.

Description: Patent for "adjustable means by which the handles of the cultivator may be readily adjusted lengthwise relatively to the position of the tooth-bar when it is arranged diagonally to the beam," and "to remove the operator from possible contact with the dirt thrown by the rearmost teeth of the tooth-bar when it is arranged diagonally to the beam." (Lines 30-39) Includes instructions and illustrations.
Date: July 20, 1897
Creator: Benfield, Frank
Item Type: Refine your search to only Patent

Driving-Box.

Description: Patent for improvements in locomotive driving-boxes aimed at eliminating the need to hold locomotives (trains) out of service for significant periods of time in order to repair solid driving boxes. Increased functionality is achieved by means of removable hub liner, deliverability of lubricant to various surfaces of the box and sections having slidable engagement with the hub face.
Date: December 31, 1918
Creator: Simmons, Arthur W.
Item Type: Refine your search to only Patent

Expansion-Cultivator.

Description: Patent for cultivators "which can be readily expanded or contracted to adapt the device to the distance apart of the rows to be cultivated or to cover a tract or greater or less breadth." (Lines 10-13) Includes instructions and illustrations.
Date: March 9, 1897
Creator: Moore, William M.
Item Type: Refine your search to only Patent

Fire-Escape

Description: Patent for a flexible chute that attaches to the window frame. The chute uses hinges or a pivot so it can be moved out of the way when not is use.
Date: March 9, 1909
Creator: Woods, Murray
Item Type: Refine your search to only Patent

Fire-Extinguishing Apparatus.

Description: Patent for a fire-extinguishing apparatus designed for use in gin-mills, saw-mills, factories, and other buildings. The operator can quickly turn on a stream of water and extinguish the flames. The apparatus is a valved supply-pipe connected to a boiler, branch pipes extend from the supply-pipe, and discharge nozzles are connected and are flexible.
Date: March 24, 1896
Creator: Driver, Elias K.
Item Type: Refine your search to only Patent

Hose Reel

Description: Patent for a hose reel that makes water easily available to the people in a building that has caught fire and is more easily maneuverable.
Date: August 24, 1920
Creator: Hamner, Edward M.
Item Type: Refine your search to only Patent

[Log Turner]

Description: Patent for a log turner. This "invention relates to an improvement in nigger-bars used in connection with steam-cylinders to turn the logs on sawmill-carriages" (line 8-11). Illustration included.
Date: December 22, 1903
Creator: Edwards, Daniel R.
Item Type: Refine your search to only Patent
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