UNT Libraries Government Documents Department - 13 Matching Results

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Dirigible Headlight Construction for Automobiles.

Description: Patent for improvements in dirigible headlight constructions for automobiles. Two major useful improments are mentioned: a) a headlight that is constructed so that when a car turns, the headlight on the turning side of the car will alone be turned in the same direction and b) a headlight that is constructed so that the driver can manually turn either headlight, allowing the headlights to act as search lights if necessary.
Date: November 7, 1922
Creator: Ross, Maxwell
Item Type: Refine your search to only Patent

Engine.

Description: Patent for a new engine designed to maximize power output by using a single crank's bearing surface and increase the crank power without lengthening the piston travel.
Date: October 18, 1921
Creator: Ingram, Joseph D.
Item Type: Refine your search to only Patent

Floor-Mop Wringer

Description: Patent for a mop wringing frame that is portable and independent of the mop and the water receptacle. The device causes the mop to be subjected to a twisting action when the handle of the mop is rotated.
Date: March 1, 1921
Creator: Paul, Jennie Henry & Paul, William Robert
Item Type: Refine your search to only Patent

Gas Stove.

Description: Patent for a gas stove that is "simple, inexpensive, durable and reliable" (lines 9-10). Gas will be distributed more evenly throughout the stove and better sealing prevents gas odors from escaping.
Date: February 14, 1922
Creator: Wood, Thomas E.
Item Type: Refine your search to only Patent

Priming-Cup

Description: Patent for an improved version of the priming cup "shown in Patent No. 1,329,464, granted February 3, 1920" (lines13-14). Includes illustrations.
Date: April 5, 1921
Creator: Martinek, Stanley A.
Item Type: Refine your search to only Patent

Tractor

Description: Patent for improvements in tractors for farm and road work. Improvements include enclosing all working parts within a protecting housing, mounting the motor for rotation, balance the weight, provide a wheel carriage to adjust the width and height, and to provide shifting gears.
Date: April 26, 1921
Creator: Ingram, Joseph D.
Item Type: Refine your search to only Patent

Wheel-Tread.

Description: Patent for improvements on tractor wheel tread design, the structure of which was previously submitted by the inventor in 1918. This improved wheel tread makes the structure stronger and more compact.
Date: March 29, 1921
Creator: Ingram, Joseph D.
Item Type: Refine your search to only Patent

Wheel Tread.

Description: Patent for wheel treads designed for heavy vehicles. The metal shoes on the tread are to help enable the vehicle to go over both hard and soft surfaces.
Date: February 8, 1921
Creator: Ingram, Joseph D.
Item Type: Refine your search to only Patent
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