UNT Libraries Government Documents Department - 4 Matching Results

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Temple Sheet

Description: Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1896
Creator: Geological Survey (U.S.)
Location Info:

Combined Door-Bell and Mail-Receiver.

Description: Patent for a door-bell joined with a tray or card-receiver, which is installed in a door. "When pulled out it will bring said tray outside the door to receive a card, letter, or package or any mail-matter, and when released will carry it inside the door again" (lines 11-15). The bell goes off when the tray, which has a toothed edge that engages the bell-hammer, is released.
Date: September 22, 1896
Creator: Key, Joseph H.; Brevard, Horace & Purifoy, William R.

Rail-Joint.

Description: Patent for improvements in railway-rail joints, including "a means for adjusting the rails whereby a tight joint may be produced at any season of the year when the expansion and contraction of the metal with the varying temperatures cause the joints to become loose and the track uneven;" (lines 16-21) "suitable rail-carrying bed-pieces, made of metal and grooved to receive the rail;" (lines 23-24) and "brackets on its under side which are adapted to brace against the railway-ties, and suitable pins or integral lugs which engage with the tie to hold it firmly in place." (Lines 34-38) Includes instructions and illustrations.
Date: September 29, 1896
Creator: Krusinski, Ferdinand

Car-Coupling.

Description: Patent for an improvement on car-couplers, "especially to the class of hook-and-catch couplers in which the sides of the jaws of the coupler securely hold a link between the same by means of a downwardly-extending hook, the sides of the upper jaw carrying the said hook extending down over the sides of the under jaw, thus protecting the jaws from a lateral jar or pressure, the lower jaw being provided with a series of recesses at different angles, which are designed to receive the end of the link when held in different positions" (lines 16-27). The car-coupler also has a gravity member.
Date: September 29, 1896
Creator: Krusinski, Ferdinand