Texas Patents - 30 Matching Results

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Well-Cleaner.

Description: This invention relates to an improved well cleaner, and has for its principal object to provide a device of this kind adapted to be positioned in a well casing to direct a volume of air into the casing for cleaning the valves and straining elements thereof. A further object of the invention is to provide an automatic means for sealing the cleaner for holding the fluid within the well casing, against back pressure, during the cleaning operation. (Lines 8-19)
Date: October 18, 1919
Creator: Sargent, Lemuel H.
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Partner: UNT Libraries Government Documents Department

Trolley-Pole.

Description: Patent for inventing a trolley pole which is easy to build, comparatively inexpensive and easy to use. This is an improvement for the older version.
Date: July 18, 1916
Creator: Kirkpatrick, Otey. R.
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Partner: UNT Libraries Government Documents Department

Quilting-Frame

Description: Patent for a new type of quilting frame. The improved Quilting-Frame can be used with a standard sewing machine. The device allows a sewing machine to in seams.
Date: February 18, 1913
Creator: Cribbs, William D.
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Partner: UNT Libraries Government Documents Department

Screen-Door Hinge

Description: Patent for a screen door hinge for both half or full length screens. Illustrations included.
Date: February 18, 1913
Creator: McFarland, Frank H.
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Striking Mechanism for Clocks

Description: Patent for a striking mechanism for clocks which strikes a bell a number of times to indicate the hour of the day. Illustrations included.
Date: February 18, 1913
Creator: Friedman, Bernhard Z.
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Partner: UNT Libraries Government Documents Department

Advertising-Machine

Description: Patent for an advertising machine for displaying various advertising cards in a motorized machine that displays all the different cards as it goes around in a circle.
Date: April 18, 1911
Creator: Helm, Virgil L.
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Cotton-Chopper.

Description: Patent for improvements in cotton choppers by providing a means for it to be “mechanically performs the work of “blocking out” the cotton, or to reduce a cotton-row to a series of equidistant hills.” (Lines 12-14) Further, to provide “means whereby the hoes may be adjusted vertically, and also having suitable means to discontinue the operation of the hoes.” (Lines 16-19) Illustration is included.
Date: January 18, 1910
Creator: Howell, James W.
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Partner: UNT Libraries Government Documents Department

Automatic Gun

Description: Patent for an automatic gun which automatically sends the next cartridge to the gun barrel after firing.
Date: May 18, 1909
Creator: Lovelace, Charles D.
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Partner: UNT Libraries Government Documents Department

Piano-Pedal.

Description: Patent for a piano pedal made of one piece of cast metal to avoid the problem of loose connections between parts over time and which goes in a smaller hole in the bottom of the piano to prevent mice or dust from entering inside the piano.
Date: June 18, 1907
Creator: Norcross, Levi Watson
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Copy Holder

Description: Patent for a copy holder. This invention is designed to hold a manuscript so as allow for ease of reading. Illustration included.
Date: December 18, 1906
Creator: Sharp, Joshua H. & Haberzettle, Fred S.
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Partner: UNT Libraries Government Documents Department

Elevator Door and Catch.

Description: Patent for elevator doors and catches by creating a device which can make the elevator door opened and closed automatically. Illustration is included.
Date: June 18, 1901
Creator: McNaught, Ira S.
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Partner: UNT Libraries Government Documents Department

Collector's Bill-Book.

Description: Patent for certain new and useful improvements in collectors' bill - books, including instructions and illustrations.
Date: April 18, 1899
Creator: Ward, George Cooper
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Partner: UNT Libraries Government Documents Department
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