UNT Libraries Government Documents Department - 15 Matching Results

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Derailer

Description: This is a patent for a railway Derailer. This new derailer is less expensive, easier to manufacture, and will be an improvement over older models. For example, it is easier to attach to the rail track and more efficient at stopping railroad collisions.
Date: April 22, 1919
Creator: Gravis, James. C

Torpedo-Controlling Apparatus.

Description: Patent for improvements to a torpedo controlling apparatus. Electrically operated wings or vanes are added to the exterior of the torpedo, allowing remote control from within an airplane. The position and angle of the wings or vanes affect the depth of the submerging operation.
Date: August 12, 1919
Creator: Longoria, Nicholas

Lubricator

Description: Patent for "lubricators adapted to be used in journal boxes of card, in shaft bearings, and at any other point...to provide a lubricator which will adjust itself automatically to the member to be lubricated and which includes wiping means for removing surplus" (lines 7-10 & 15-18).
Date: December 15, 1914
Creator: Maness, William C.

Car-Roofing.

Description: Patent for "a novel and improved device for fastening corrugated sheet metal roofing, and the running board supports or blocks upon the car." (lines 9-12) including instructions and illustrations.
Date: March 23, 1915
Creator: Maness, William Curtain

Ratchet-Drill

Description: Patent for adding mechanical improvements to ratchet drill tools. These improvements include improved adjustment efficiency and range.
Date: August 12, 1913
Creator: McMillan, Eugene C.

Rifle Bolt

Description: Patent for a new style of bolt for bolt action rifles. Designed with the purpose of fulfilling the same functionality as a bolt on the Springfield Rifle, while using less parts and requiring no other modifications to the Springfield rifle.
Date: October 2, 1916
Creator: Mudd, Thomas, O.
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