UNT Libraries Government Documents Department - 16 Matching Results

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Water-Gage.

Description: Patent for a water-gage measuring the height or volume of water in a steam boiler, particularly those "held closed by the weight of the operating handle" (lines 11-12). The device is designed for simple manufacture and easy assembly & disassembly without tools, and features a valve seat that stays in place, illustrations included.
Date: December 30, 1919
Creator: Leidecker, Helmoth M.

Draft-Equalizer.

Description: Patent for Draft Equalizer. Patent states this invention "relates to the new and useful improvements in draft-equalizers" (lines 10-11). Includes instructions and illustrations.
Date: October 7, 1919
Creator: Dudley, Thomas J. & Bryant, Marvin H.

Automatic Fuse Plug

Description: Patent for "improvements in automatic fuse plugs" (lines 12-12). These are "adapted to be successively engaged by a swinging contact arm" (lines 16-17).
Date: May 19, 1914
Creator: Bowman, Levi M.

Fruit-Drier.

Description: Patent for a fruit drier that includes "a series of hinged trays adapted to be folded into small compact form." (lines 11-13) including instructions and illustrations.
Date: March 24, 1914
Creator: Reid, William

Vehicle Lamp

Description: Patent for lamp within an automobile., with small front opening to change out lightbulbs.
Date: October 10, 1916
Creator: Cloninger, William M.

Post Hole Auger

Description: Patent for an improved post-hole digger/auger with multiple blades that cut in a spiral pattern and has the blades adjust and lock on the base. The blade shanks form a cage and keeps dirt from clogging the blades.
Date: May 22, 1915
Creator: Hoover, Orville M. & Ardery, Sarah, J.

Glass Casket

Description: Patent for casket constructed of glass.
Date: January 9, 1917
Creator: De Camp, James W.

Garbage Burning Furnace

Description: Patent for a new and useful garbage burning furnace that burns garbage efficiently in a combustion chamber. Illustrations are included.
Date: May 9, 1916
Creator: Stokes, John W.

Railroad Tie

Description: Patent for a new design of railroad-ties meant "for clamping together the two members of the tie and for adjusting them relatively to each other so as to adapt them to clamp rails of different widths" (lines 13-16), with illustrations.
Date: November 4, 1913
Creator: Grant, James K.

Churn

Description: Patent for a churn that can produce butter in very short period of time with minimal effort.
Date: May 19, 1913
Creator: Hoefer, Charles Jr.; Belt, Marcus L. Jr. & Belt, William R.

Clothes Pounder

Description: Patent for a clothes pounder. Illustration included.
Date: May 17, 1910
Creator: Turner, James S. & Campbell, John Luther

Compressor.

Description: Patent for a refrigerating machine compressor, which compresses more gas, cools the compressor with the incoming gas, and uses excess heat to dry the gas coming in.
Date: April 19, 1910
Creator: Mayhew, John Daugherty

Well-Screen

Description: Patent for a well screen which allows water to flow through easily while stopping any other items from going through into the well.
Date: November 8, 1910
Creator: Decker, Harry R. & Houk, Russell W.

Nut-Lock

Description: Patent for a nut lock. Illustrations included.
Date: October 29, 1912
Creator: Patterson, Benjamin Gilbert

Spring

Description: Patent for a spring to be adapted to vehicles for supporting heavy loads and absorbing sudden shocks. Illustrations included.
Date: July 11, 1911
Creator: Snow, Arthur L.
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