UNT Libraries Government Documents Department - 87 Matching Results

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Discharge Pipe

Description: Patent for a discharge pipe. This invention is a flexible connection for use between the sections of metallic pipe in order to discharge material out of the dredger. Illustration included.
Date: December 10, 1912
Creator: Berndt, Frank

Signal Stand

Description: Patent for a signal stand designed for use in connection with train order boards employing a semaphore as a signal. "The invention, broadly stated, comprises a stand having suitable feet and arms connected by a body portion, said arms serving as a support for a notched quadrant, which quadrant is secured to the arms, a plurality of interconnected layers, one of said levers having a fulcrum or pivotal mounting with the body portion, another of said levers being formed in two parts, one part of w… more
Date: September 10, 1918
Creator: Fleagle, Robert H.

Locking Device for Blind Slats

Description: Patent for a locking device for blind slats. "The object in view is the provision of improved means formed with a resilient member for engaging the slat adjusting strip for turning the same and exerting strain thereon for preventing accidental movement thereof and of the slats" (lines 17-22). Illustration
Date: December 10, 1912
Creator: Franklin, Robert M.

Improvement in Refining and Ageing Liquors.

Description: Patent for improvement in refining and ageing liquors, including an illustration. The process includes expelling air from distilled liquors, heating them to a boiling point and then cooling them in a waterbath, through the use of a closed, air-tight vessel surrounded by an open water-vessel.
Date: May 10, 1870
Creator: Gilman, Samuel H.

Nut Lock

Description: Patent for a nut lock. The nut lock consists "of a double threaded bolt having two oppositely threaded nuts thereon and a locking washer" (line 17-19). Illustration included.
Date: May 10, 1904
Creator: Hopping, Samuel Miller

Wood Working Machine.

Description: Patent for a new and improved wood-working machine. This design "relates to improvements in wood-working machines, and is designed to produce a machine for automatically tapering material in either straight or curved lines. The improvement consists, essentially, in the employment of movable cutters approached or receded by means of a cam or cams, and is adaptable in forming staves and other portions of barrels or other articles in which the parts require a taper in straight or curved lines" (li… more
Date: August 10, 1886
Creator: Hourigan, John

Swing.

Description: Patent for a new and improved swing. This design consists in "[t]he combination, with the two folding frames, provided with jointed braces, of the horizontal cross-bars secured to said frames, the swinging arms pivoted to said bars and also to the car, cross-bars secured to these arms, [and] the curved levers" (lines 95-100). Said curved levers are hinged to "the cross-bars, [and] the crossed ropes or chains [are] connecting the short arms of said levers to the cross-bars, and the pull-cords [a… more
Date: May 10, 1887
Creator: Rigby, James

Seed-Planter.

Description: Patent for a seed planter with a combined "furrow opener and seed dropper" (lines 15-16) with adjustable row width and furrow depth. Includes illustrations and instructions.
Date: April 10, 1894
Creator: Thompson, James A.
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