UNT Libraries Government Documents Department - 64 Matching Results

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Anti-Freezing Tank Valve.

Description: Patent for a new and improved tank valve. This design consists in "[t]he combination, with the tank, its valve and lever, and valve-rod, of the frost-chamber having an annular space to receive the non-freezing compound, the stuffing-box around the rod and screw-threaded at the ends, and the screw-threaded caps . . . having necks and flanges" (lines 7-13).
Date: June 11, 1889
Creator: Barrett, William Henry
Item Type: Refine your search to only Patent

Steam Engine, &c.

Description: Patent for a new and improved engine. This design "connect[s] the piston-rod of the steam-cylinder with the disk or crank that is attached to the fly-wheel shaft by means of a lever, or a disk acting as such, in a manner that enables the piston-rod to operate upon its connecting-bar in a longitudinal direction . . . thereby [avoiding] angular vibration of the connecting-rod and reduc[ing] friction of sliding surfaces" (lines 15-25).
Date: December 11, 1883
Creator: Barton, Alexander M. & Davis, Philip Z.
Item Type: Refine your search to only Patent

Lock

Description: Patent for "improvements in locks, having special reference to locks for the doors of freight-cars; and it has for its object to provide a strong lock so constructed as to be comparatively safe from the attacks of lockpickers" (lines 8-13).
Date: September 11, 1888
Creator: Bergman, John
Item Type: Refine your search to only Patent

Cotton Gin.

Description: Patent for a new and improved cotton gin. This design "has for its object to so attach the front and rollers to the device that the rollers may be cleaned and freed from trash, burrs, and seed, when necessary, without stopping the gin" (lines 14-18).
Date: April 11, 1882
Creator: Boatwright, Thomas
Item Type: Refine your search to only Patent

Induction Coil.

Description: Patent for a new and improved induction coil. This design consists in "[t]he combination of the bent core, the primary and secondary coils wound thereon, the adjustable armature connected to one pole (to form an extension thereof) and extending over the opposite pole, and the set-screw for moving the free end of the armature toward or from the disconnected pole to establish or break the magnetic circuit" (lines 5-12).
Date: June 11, 1889
Creator: Brown, Fred H.
Item Type: Refine your search to only Patent

Oscillating Cradle.

Description: Patent for a new and improved oscillating cradle. This design utilizes a hand-crank and gears to gently rock the wooden cradle back and forth. Also connected to the crank is a wooden rod at the bottom which gently strikes a xylophone underneath.
Date: January 11, 1881
Creator: Brown, Fred Harvey
Item Type: Refine your search to only Patent

Bed Attachment for Invalids.

Description: Patent for a new and improved bed attachment for bed-ridden persons. This design "consists, principally, of a frame, hinged between the side boards of the bedstead, said frame having a removable seat and adapted to be brought to a vertical position for supporting the [bed-ridden person] in a sitting position. The invention also consists in the construction and arrangement of parts" (lines 10-16).
Date: October 11, 1881
Creator: Brown, Joshua Perry
Item Type: Refine your search to only Patent

Two Wheeled Vehicle.

Description: Patent for a new and improved vehicle. This design "is to provide a vehicle in which a person can ride over rough ground without serious inconvenience or discomfort incident to travel over such roads. . . . [and] to so construct a gig that a person can get into the same without serious inconvenience, and to this end it is made low, the rear of the shafts being extended in line with the axle and the step secured to the shaft and extending somewhat below it. . . . [and] to provide a gig with spri… more
Date: May 11, 1886
Creator: Buckel, Charles
Item Type: Refine your search to only Patent

Mechanical Motor.

Description: Patent for a new and improved motor. This design "provide[s] an apparatus by means of which a series of weights or balls may be successively and continuously elevated to any given height, to be subsequently employed to operate any suitable machinery by gravitation" (lines 15-20).
Date: January 11, 1881
Creator: Conner, Laurance H.
Item Type: Refine your search to only Patent

Straining Beam.

Description: Patent for a new and improved straining beam. This design "is especially adapted to be used in that class of structures, especially bridges and columns, in which it is necessary to combine the maximum of strength with the minimum of weight; and it consists in the improved construction and combination of parts of a beam" (lines 22-27).
Date: September 11, 1883
Creator: Davis, Benjamin F.
Item Type: Refine your search to only Patent

Fence.

Description: Patent for a new and improved fence. This design calls for two spring-bars to be driven into the ground alongside two crossbars and laced between the latter. This lacing of spring-bars allows for "much additional bracing strength" for the crossbars and enables barbed wire to be stretched along where the spring-bars intersect (line 33).
Date: April 11, 1882
Creator: Daviss, Horatio P.
Item Type: Refine your search to only Patent

Cultivator.

Description: Patent for a new and improved cultivator. This design consists in "a draft-bar, a connecting rod or bar which connects the two beams together at any suitable distance . . . vertical standards which are secured to the rear ends of the beams, adjustable connecting-bars . . . and a connecting-rod which connects the bars together in a line with the beams . . . to loosely attach two cultivators to a single draft-bar, and then connect these two cultivators together . . . [so] each of the cultivators … more
Date: June 11, 1889
Creator: De Witt, Martin V.
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 "a draw-head having a slotted top and a recessed bottom, of a transverse slotted bar journaled in bearings, one end being extended for the attachment of a handle, and the headless coupling-pin having the reduced or flattened portion to permit of its ready insertion and withdrawal from the transverse bar" (lines 73-80).
Date: January 11, 1887
Creator: Dial, Augustus A.
Item Type: Refine your search to only Patent

Baling-Press

Description: Patent for "a simple, light, and durable press, which may be conveniently manipulated in either a vertical or horizontal position and readily transported in a field from stack to stack of hay. . .wherein the hay may be expeditiously and effectively baled by two persons" (lines 9-16).
Date: December 11, 1888
Creator: Freytag, Anton
Item Type: Refine your search to only Patent

Abdominal Supporter.

Description: Patent for a new and improved supporter for the abdomen during pregnancy. This design "consists of an abdominal sack for the support of the abdomen in pregnancy, which is contrived with supporting-bands adapted for supporting it from the shoulders of the wearer, where the weight can be best sustained, and so as to entirely avoid the belt commonly used, and thus relieve the stomach and liver from the pressure and irritation which it produces" (lines 7-15).
Date: September 11, 1883
Creator: Galney, Augustus
Item Type: Refine your search to only Patent

Electrical Alarm for Window Screens.

Description: Patent for a new and improved window alarm. This design consists in "the window-frame, having the contact-springs connected in open circuit with an electrical alarm, with the screen or frame in the window-frame, having the double contact-points, the contact-springs, and the wires, the contact-point bearing against the spring . . . the point, spring, double contact-points, and the contact-springs being connected together in open-circuit, whereby an alarm will be sounded either by raising the scr… more
Date: August 11, 1885
Creator: Garrett, Henry
Item Type: Refine your search to only Patent

Car Coupling.

Description: Patent for a new and improved car-coupling. This design represents "improvements in coupling railroad-cars where any of the ordinary drawheads requiring the use of the link and pin are used; and the object of [the] improvement is to make a complete, simple, and durable car-coupler. . . . by means of a strong adjustable drop ring or link and catch-pin" (lines 13-20).
Date: September 11, 1883
Creator: Garrett, Jackson B.
Item Type: Refine your search to only Patent

Tent

Description: Patent for "a simple light inexpensive tent structure which may be made of any required size, and may be easily and quickly pitched or struck, and will be securely anchored to the ground by the weight of its occupants, and will promote their good health, and will afford them ready exit in emergencies" (lines 9-15).
Date: December 11, 1888
Creator: Gentzen, Herman
Item Type: Refine your search to only Patent

Churn.

Description: Patent for a new and improved churn. This design consists "[i]n a working-body churn, the combination, with the churn-body having centrally-disposed turret, and the breaking-frames having their lower ends resting in suitable seats, in the bottom of the churn-body and their upper ends extended into the turret thereof, of the block having sockets and placed on the breaking-frames with its lower side projected above the turret, and the cap or lid, placed on the turret and bearing against the block… more
Date: September 11, 1883
Creator: German, Eliza
Item Type: Refine your search to only Patent

Mechanical Motor.

Description: Patent for a new and improved engine. This design "is to convert a given rotary into a vertical reciprocating motion, and to provide means whereby the stroke of the reciprocating motion may be increased or diminished, according to the use or work to which the machine may be applied; and to these ends the novelty consists in the construction, combination, and arrangement of the same" (lines 10-18).
Date: November 11, 1884
Creator: Groves, Isaac N.
Item Type: Refine your search to only Patent

Billiard Table Leveler.

Description: Patent for a new and improved billiard-table leveler. This design consists in "the vertical case having the closed bottom, the open upper end, and provided with the removable plate, the vertical guide-rods extending through openings in the plate, the follower in the upper end of the case and having openings to receive the guide-rods, and provided with an interiorly-threaded opening, the vertical shaft having its lower end stepped in the bottom of the case and journaled in the plate, the said sh… more
Date: May 11, 1886
Creator: Himes, Frank
Item Type: Refine your search to only Patent

Clinical Thermometer.

Description: Patent for a new and improved thermometer. This design has "[u]pon the body of the instrument a scale, preferably equivalent to the centigrade . . . in which the zero-sign is placed at the normal temperature of the body, each degree being divided into five or ten parts according to the size of the instrument and reading supernormal and subnormal degrees" (lines 20-26).
Date: June 11, 1889
Creator: Hunstock, Robert H. & Chávez, Emigdio
Item Type: Refine your search to only Patent
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