UNT Libraries Government Documents Department - 359 Matching Results

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Pipe-Cutter.

Description: Patent for a pipe cutter in which "a portion of the material of the pipe is removed to form the cut, instead of the material being displaced and wedge apart without removing".
Date: June 10, 1913
Creator: Johnson, Willie Harry

Clothes-Pin.

Description: Patent for Clothes Pin made of galvanized wire that will remain normally on the line. It will also prevent the adjacent pins from becoming tangled together. It's twisted portions adapted for riding content with the line to hold the pin in operative position.
Date: April 8, 1913
Creator: Perry, Cornelius Doctor & Wosnig, Walter, E.

Automatic Gun Firing Mechanism.

Description: Patent for an automatic gun firing mechanism intended to protect gardens, orchards, and fields by scaring off birds and other animals that destroy crops through automatic discharge of a firearm at predetermined intervals.
Date: March 18, 1913
Creator: Steinocher, John

Rail Bond.

Description: Patent for improved track circuit rail joints designed to withstand heavy usage and convey electrical currents between rails, including illustrations.
Date: August 30, 1898
Creator: Talley, William H.

Cotton-Elevator.

Description: Patent for improvement in cotton-elevators by providing means for the air-conduit and the cotton-conduit to communicate with the body of the elevator; and means for the air-conduit to communicate directly to the cotton conduit in order to effectively and uniformly distribute the cotton when fed to the gins. Thus preventing the cotton from being fed unevenly, which would clog and otherwise retard the action of the gins. (Lines 11-15) Illustration is included.
Date: January 9, 1900
Creator: Williams, George W.

Stenographer's Note - Book

Description: Patent for a new and useful Stenographer's Blank Book to "provide a connection for the covers whereby they may be automatically secured at the desired relative inclination without fastening the tape, cord, or ribbon forming the connection" (line 20 -24).
Date: November 2, 1897
Creator: Stuart, Benjamin F.

Trousers-Guard

Description: Patent for a metal guard worn around the ankle. The guard maintains the shape of the trousers when worn and keeps the material from coming in contact with the wearer's legs.
Date: July 1, 1902
Creator: Hardy, James H.

Motion-Transmitter

Description: Patent for a motion transmitter for wave motors, "the primary object of the invention being to produce motion-transmitting mechanism which will effect the conversion or translation of reciprocity motion into continuous rotary motion in the same direction."
Date: November 27, 1900
Creator: Walker, James Constant

Cotton-Valve.

Description: Patent for improvements in cotton-valve by providing a valve which may be used in connection with an elevator that carrying the cotton to the gins; to have two batteries or divisions, so that one division may be cut out while the other is in operation. (Lines 10-15) Illustration is included.
Date: October 2, 1900
Creator: Williams, George W.