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Apparatus For Forcing Fluid From Wells.

Description: Patent for a narrow device to use fluid dynamics to remove certain fluids without loss of others. The apparatus is let down the well until one end is submerged before pressurized with air to seperate fluids and bring oil up to the surface of the well.
Date: February 22, 1921
Creator: Bodungen, Charles G.
Item Type: Refine your search to only Patent

Baling-Press.

Description: Patent for baling-presses to prevent the inward-drawing or centripetal movement of the fiber in a press of the roller type (lines 96-97) by “disposed intermediate of the rollers and within the plane of the baling-cylinder for opposing resistance to the inward movement of the fiber and overcoming to a greater or less extent the tendency of the upper layer of cotton to form waves or billows in advance of the rollers.” (Page 1, lines 101-102, page 2, lines 1-6.) Illustration is included.
Date: April 22, 1902
Creator: Atkinson, Joseph J.
Item Type: Refine your search to only Patent

Brick Truck

Description: Patent for a truck that is designed to make the transportation of bricks easier as well as the transportation of other materials.
Date: September 22, 1905
Creator: Sacks, Martin Kuno
Item Type: Refine your search to only Patent

Clothes-Pin

Description: Patent for new and useful improvement to clothes pins to automatically lock themselves against accidental disengagement from the clothes line.
Date: April 22, 1913
Creator: Ingersoll, Charles J.
Item Type: Refine your search to only Patent

Dental Instrument.

Description: Patent for a new and improved dental instrument "designed to be used for removing the enamel around the base of a tooth preparatory to crowning the same and may be also employed for the purpose of removing crowns from teeth" (lines 12-16), including illustrations.
Date: August 22, 1916
Creator: Hamilton, Arthur L.
Item Type: Refine your search to only Patent

Foldable Stool

Description: Patent for a foldable stool "primarily designed for the purpose of attachment to a sewing machine, and which may be collapsed into a compact form and swung into position underneath the top of the machine and out of the way, when not in use" (lines 12-17). It is intended to be used with a desk, table, or other similar furniture.
Date: July 22, 1919
Creator: Hagner, Frederick Hayes
Item Type: Refine your search to only Patent

Hydrocarbon-Burner

Description: Patent for a hydrocarbon burner that releases the fuel oil by means of a spray, for use in furnaces of stationary boilers. It also allows easy adjustment to the fuel nozzle on the spray.
Date: June 22, 1915
Creator: Smith, Algernon V.
Item Type: Refine your search to only Patent

Jack.

Description: Patent for improvements in jacks used for shipbuilding. The device described is designed to aid in the processes of fastening siding to the ribs of a ship hull by first forcing the boards that form the siding close together so that they can then be secured to the hull's ribs. The improvements this jack provides is the necessary force required to closely align the boards easily and quickly before they are nailed in place. This mechanical device is lightweight, efficient and easy to repair. It ca… more
Date: July 22, 1919
Creator: Singleton, James D.
Item Type: Refine your search to only Patent
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