UNT Libraries Government Documents Department - 46 Matching Results

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Mail-Bag Fastener.

Description: Patent for a mail bag fastener which automatically locks when closed and can only be opened with a key.It also holds the mail bag open when letters are being withdrawn.
Date: July 16, 1907
Creator: Barr, George Taylor
Item Type: Refine your search to only Patent

Rock Drill.

Description: Patent for a new and improved rock-drill. This design "is to construct a simple and efficient rock-drill in which the forward feeding and rotating of the drill are accomplished automatically" (lines 15-18). It consists in "the drill-rod, a tappet-plate placed loosely on the drill-rod, clutch mechanism connected with the tappet-plate for engaging the drill-rod, a spring for impelling the drill-rod, a cam provided with conical ends for lifting the tappet-plate, and the guide" (lines 20-26).
Date: July 26, 1892
Creator: Belt, Perley P.
Item Type: Refine your search to only Patent

Scrip Holder.

Description: Patent for "a scrip holder, designed particularly for housing in a conveniently accessible manner the usual railroad scrip" (lines 8-11).
Date: July 14, 1914
Creator: Cleveland, George H.
Item Type: Refine your search to only Patent

Overall-Waist

Description: Patent for connections between union overalls and coat (waist). This invention enables a close overlap between trousers and coat, "to avoid all loose or flying portions of the garment which might otherwise impede or obstruct the free use of arms of the wearer or catch in machinery" (p.1 lines 51 to 55) etc.
Date: July 16, 1918
Creator: Elliott, Joseph S.
Item Type: Refine your search to only Patent

Coal-Oil Generator.

Description: Patent for improvements in oil burners to have the "means to permit the same to be positioned within the fire box of a stove, by means of the especially constructed support." (lines 12-15)
Date: July 13, 1920
Creator: Epps, Henry Gaston
Item Type: Refine your search to only Patent

Improvement in Door-Checks.

Description: Patent for "a device for holding the doors in open position, which is readily applied to the door and worked without noise or jamming; and the invention consists of a holder or knob, with recessed front end, attached to the base-board, and of a counter-sunk door plate or case provided with a rubber block, that binds on the recessed part of the holder to retain the door in open position." (Lines 10-18) Includes instructions and illustrations.
Date: July 17, 1877
Creator: Francis, John
Item Type: Refine your search to only Patent

Car Coupling.

Description: Patent for a new and improved coupling for railroad-cars. This design consists in "an ordinary draw-head provided with the usual pin-and-link coupling [that] can be readily and cheaply adapted for use as an automatic coupling. The invention consists in the combination, with a slotted draw-head and a coupling-pin swinging therein and provided with pivotal supports or trunnions, of a vertically-projecting and axially-rotatable guide loop or staple arranged on each side of the pin-slot and adapted… more
Date: July 13, 1886
Creator: Garrett, Jackson B.
Item Type: Refine your search to only Patent

Seed-Planter

Description: Patent for improvements to seed planters including "having a revolving seed distributing drum provided with radial slots in which radially moving plungers are arranged, and so operated that at predetermined points seeds are received in the pockets and subsequently ejected therefrom" (lines 12-17) including instructions and illustrations.
Date: July 29, 1913
Creator: Gibson, Rupert R.
Item Type: Refine your search to only Patent

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.
Item Type: Refine your search to only Patent

Cotton Seed Planter.

Description: Patent for a new and improved planter. This design "consists in, first, a hopper having its rear side or board extended downward so as to form the standard or furrow-opener; second, the combination of two endwise adjustable castings provided with shoulders or offsets, and which are made adjustable in relation to each other, and by means of which the quantity dropped is regulated . . . [An object] of [the] invention [is] to extend the rear side of the seed-box downward, so as to form a furrow-op… more
Date: July 29, 1890
Creator: Kennedy, David
Item Type: Refine your search to only Patent

Bale Band Replacer and Tightener.

Description: Patent for a new and improved bale-band replacer and tightener. This design "provide[s] a simple and convenient device for replacing a broken bale-bind, for tightening the band around the bale, and for drawing the ends together, so as to provide the necessary slack for slipping the loop out of the tie when it is desired to remove a band" (lines 13-19).
Date: July 4, 1882
Creator: Lenard, William R.
Item Type: Refine your search to only Patent
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