UNT Libraries Government Documents Department - 27 Matching Results

Search Results

Automatic Fountain-Valve for Locomotives

Description: This patent relates to new and useful improvements in an automatic fountain valve for locomotives. The purpose of the invention is to provide a valve that will automatically close in the case of the locomotive overturning. This valve will cut off the escaping or steam from broken pipes and prevent the scalding of engine-men who may be trapped in the cab.
Date: March 26, 1918
Creator: Yeamans, Eugence N.

Turbine-Motor

Description: Patent for improvements in the construction and use of turbine motors.
Date: February 19, 1918
Creator: Smithey, Walter Duke

Machine for Making Lunch-Rolls.

Description: Patent for a machine that makes lunch rolls. By using the machine, people (particularly street vendors) can make hamburger rolls similar to the Mexican hot tamale.
Date: May 14, 1918
Creator: Wiseman, William E.

Tank Furnace

Description: Patent for a tank-furnace for the purpose of an easier way to heat water. Development and use are within text; includes illustrations to demonstrate the object of the patent.
Date: November 27, 1917
Creator: Yaeger, George

Ignition System for Internal-Combustion Engines.

Description: Patent for Ignition System for Internal-Combustion Engines. "This invention relates to ignition systems for internal combustion engines and comprehends the provision of a dual ignition system for multiple cylinder engines with which either battery or magneto current may be used and having only two coils, one with a vibrator for the magneto current and one without a vibrator for the battery current." (line - 2)
Date: April 23, 1918
Creator: Richards, Harvey B.

Ballot-Voting Machine

Description: Patent for a ballot box that counts the number of votes in the box.
Date: February 17, 1914
Creator: Brown, Flora & Senez, Arthur

Wrench.

Description: Patent for a wrench which "may be efficiently employed in places which are inaccessible to the ordinary wrench."
Date: August 24, 1915
Creator: Culbertson, Charles P.

Plow.

Description: Patent for an improvement to the plow by providing a plastic or plastic-like material to help sticky, thick soil and clay to glide over the surface and decrease frictional resistance, including illustrations.
Date: March 2, 1915
Creator: Fleehearty, Edward L.

Harness Attachment

Description: Patent for Harness Attachment
Date: September 12, 1916
Creator: Eidman, Guy. G

Drill-Collar.

Description: Patent for improved drill collar for "connecting a drill shank to the pipe" (lines 11-12).
Date: December 15, 1914
Creator: Means, Able C.

Self-Cleaning Currycomb.

Description: Patent for a type of self-cleaning currycomb that removes debris from the comb teeth by way of a cleaning plate.
Date: November 11, 1913
Creator: Minich, James J.

Tank

Description: Patent for a tank that filters.
Date: January 23, 1917
Creator: Gartrell, Clifford E.

Pipe-Grapple.

Description: Patent for an improved pipe gripping mechanism which engages the interior of a pipe or tube.
Date: June 30, 1914
Creator: Martin, John E.

Automatic Stabilizer for Aeroplanes

Description: Patent for an automatic stabilizer for aeroplanes. This invention is a gyroscopically controlled means for correcting undue tilt in longitudinal axis. Illustration included.
Date: October 1, 1912
Creator: Yeamans, Eugene

Apparatus for Delivering and Hauling Seines

Description: Patent for an apparatus for delivering and hauling seines that can be used in deeper water and is safer than the ordinary method of using seines.
Date: December 12, 1911
Creator: Duffy, John J.

Combination Hoe and Plow

Description: Patent for a tool that can be used as either a hoe or a plow. Illustrations included.
Date: July 16, 1912
Creator: Willis, William B.

Sliding Doors for Show Cases

Description: Patent for sliding doors for showcases and structures such as vehicles. Illustrations included.
Date: July 16, 1912
Creator: Price, Robert L. & Delaplain, Guy A.

Door-Check.

Description: Patent for a door check that holds the door at any point when it is swinging closed.
Date: July 18, 1911
Creator: Martin, Joseph M.

Display Cabinet

Description: Patent for display cabinet. The invention consists of outer and inner casings that are accessible via door. Illustrations included.
Date: May 30, 1911
Creator: Smith, Ernest & Nelson, Axel

Dirt-Tamping Shovel

Description: Patent for a dirt tamping shovel. Illustrations included.
Date: July 16, 1912
Creator: Sherman, Henry A.
Back to Top of Screen