2,961 Matching Results

Search Results

Comanche County

Description: Blue line print of survey map of Comanche County, Texas, showing rivers, creeks, original land grants or surveys, cities, towns, and railroads. Handwritten notes have been made on the published map to indicate the addition of roads. Scale [ca. 1:200,000] (6000 varas to the inch).
Date: 1920
Creator: Giles, J. Bascom
Partner: Hardin-Simmons University Library

Cultivator-Shovel

Description: Patent for a shovel that is designed for scrapping and opening furrows. The angle of the shovel blade can be easily adjusted to the correct angle as to make the correct size furrow row in the field.
Date: December 19, 1902
Creator: Johnson, Alvis
Partner: UNT Libraries Government Documents Department

Churn-Cover.

Description: Patent for an improvement in churn covers "which will embody a closed dead-air space above the body of the churn, a guide-tube for the dasher-rod, and the special construction at the outer edge of the base of the cover by which to provide a channel to fit upon the upper edge of the churn-body" (lines 10-15).
Date: May 27, 1902
Creator: Van Hoozer, Thomas H. B.
Partner: UNT Libraries Government Documents Department

Stalk-Cutter

Description: Patent for a stalk-cutter for chopping cotton, corn stalks, or any other specific growth.
Date: November 11, 1902
Creator: Cotten, Joab H.
Partner: UNT Libraries Government Documents Department

Wire Stretcher and Tightener.

Description: Patent for "a simple, cheap, and effective construction of implement, whereby the operation of stretching and tightening a wire may be conveniently and expeditiously performed, and to adapt the device for use also as a wire-cutter" (lines 16-20).
Date: April 10, 1900
Creator: Gold, Philip E.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for improvements in plow in which the plow can perform a variety of purposes and to obviate the necessity of employing more than one plow for accomplishing the same. The plow can be adjusted to run either on shallow or deep ground. Illustration is included.
Date: December 8, 1903
Creator: Campbell, John Daniel
Partner: UNT Libraries Government Documents Department

Animal-Trap.

Description: Patent for an improved animal trap, primarily intended for catching wolves, that is adjustable and economical to construct.
Date: October 15, 1907
Creator: Jones, Isaac W.
Partner: UNT Libraries Government Documents Department

Churn.

Description: Patent for improvements on a churn design, in particular for churns with a vertical dasher that have reciprocating motion.
Date: October 27, 1891
Creator: Henderson, Henry Thomas
Partner: UNT Libraries Government Documents Department

Balanced Pump.

Description: Patent for a new and improved balanced pump. This design "relates to improvements in balanced pumps having a horizontal cylinder provided with a horizontally-reciprocating plunger, and a curved cylinder placed directly under it, provided with a curved plunger, both having suitable valves operating automatically in conjunction therewith" (lines 8-14).
Date: July 1, 1884
Creator: Ramsey, Haley S.
Partner: UNT Libraries Government Documents Department

Vehicle-Hub.

Description: Patent for improvements to vehicle wheel hubs, with instructions and illustrations.
Date: January 12, 1892
Creator: Jones, George W. & Green, Furney F.
Partner: UNT Libraries Government Documents Department

Post Hole Digger.

Description: Patent for a new and improved post hole digger. This design has "the combination of the head, consisting of a ring having vertical dove-tailed recesses to receive the blades or cutters, and provided with converging arms uniting so as to form a shank" (lines 61-65). The result is "a convenient, serviceable, and inexpensive tool" (lines 12-13).
Date: March 27, 1883
Creator: Switzer, William C.
Partner: UNT Libraries Government Documents Department

Stamp Canceler and Register.

Description: Patent for a new and improved stamp canceller. This design "consists in the combination, with an ordinary hand canceling device, of an indicator" (lines 22-24). This design utilizes a lever, and "[b]y properly adjusting [it], the device will indicate the cancellation of one-cent or three-cent stamps, and it is obvious that by making similar and proper provision for the adjustment of the throw of [the lever] the cancellation of stamps of any denomination may be indicated" (lines 83-89).
Date: May 3, 1881
Creator: Lupton, Lewis R.
Partner: UNT Libraries Government Documents Department

Cloth Bucket or Vessel.

Description: Patent for a cloth bucket or vessel to place milk or water in to keep it cool when ice is not available. One places the bucket in the shade and the air circulates freely through the bucket. The bucket is thick enough that it will not drip, but is breathable to allow aeration and evaporation.
Date: January 14, 1896
Creator: Slack, Robert A.
Partner: UNT Libraries Government Documents Department

Lamp Chimney Cap.

Description: Patent for a new and improved cap for oil lamps. A lamp "equipped with [this] improvement may therefore be carried outdoors without danger of being put out or exploding on account of rain or wind. The protector, being made of metal, also serves by radiation to equalize the heat of the chimney and prevent it from cracking" (lines 48-54). Further, it is simpler and more durable than previous lamp-chimney caps.
Date: October 16, 1883
Creator: Wiesendanger, Emil Ulrich
Partner: UNT Libraries Government Documents Department

Post Hole Auger.

Description: Patent for a new and improved post-hole digger. This design is "compris[ed of] an operating handle having a series of radial horizontal wings provided on their lower faces with downwardly-projecting flanges, cutting-blades having horizontal slotted arms at their upper ends adapted to fit between the flanges of the wings, said cutting-blades having their lower ends pointed or bent and curved inwardly and transversely, to bring the cutting edge of one blade out of the plane of rotation of the rear blunt edge of the preceding blade, and adjusting bolts and nuts" (lines 7-18).
Date: November 17, 1885
Creator: Grimm, Frederick
Partner: UNT Libraries Government Documents Department

Fifth Wheel.

Description: Patent for a new and improved wheel. This design consists in "the combination of the lower section carried by the axle, an upper section bearing on the lower section and having the spaced lugs, a bolster fitted between the said lugs, a reach having its front end resting on the upper section, and the plate secured to the front end of the reach and having the loops at its ends, which fit around the upper and lower sections" (lines 39-47).
Date: January 11, 1887
Creator: Switzer, William C.
Partner: UNT Libraries Government Documents Department

Balanced Pump.

Description: Patent for a new and improved balanced pump. This design "relates to improvements in balanced pumps having two vertical receiving-cylinders provided with vertically-reciprocating plungers, and two vertical delivery-cylinders provided with plunging-barrels, all being provided with suitable valves operating automatically in conjunction therewith; and the objects of [the] invention are, first, to provide a pump by means of which water or other fluids may be conducted or raised with but little propelling power, and . . . to afford facilities for readily attaching it to be driven by any steam-engine" (lines 15-27).
Date: April 20, 1886
Creator: Ramsey, Haley S.
Partner: UNT Libraries Government Documents Department

Sash Fastener.

Description: Patent for a new and improved sash-fastener. This design consists in "the rack-bar, the pawl consisting of a metallic strip bent into substantially triangular form, one of the angles engaging the rack-bar, the pivot-screw passed through an eye formed at the upper angle of the pawl, and a handle at the remaining angle of the pawl, a stop-pin inserted through the pawl in rear of the engaging-point, and a spring to hold the pawl normally in engagement with the rack-bar" (lines 11-20).
Date: April 2, 1889
Creator: Elkins, William Franklin
Partner: UNT Libraries Government Documents Department

Evaporator and Furnace.

Description: Patent for a new and improved evaporator and furnace. This design is "compris[ed of] the side walls provided on their opposing faces at one end with the horizontal grooves, and the inclined rearwardly-extending grooves communicating at their lower ends with the grooves, the front end wall having the doors . . . the rear end wall having the . . . collar for the attachment of a smoke-pipe, the bottom plate having its edges secured in the inclined grooves, and the grate-bars having their ends secured in the grooves, the side and end walls being bolted together and thereby rendered separable" (lines 7-20).
Date: July 26, 1887
Creator: Stallcup, William P.
Partner: UNT Libraries Government Documents Department

Insect-Destroyer.

Description: Patent for an insect destroyer consisting of a steam-generator used with "removable drawers forming the fire-box and ash-pan of the generator, a safety-valve connected with the steam-boiler, and a novel form and construction of flexible discharge-tube, the same being provided with a cut-off device and with a socket-piece adapted to receive a handle by means of which the discharge end of the flexible tube may be elevated and conducted to any desired point" (lines 12-21).
Date: March 24, 1896
Creator: Maddux, Richard Calvin
Partner: UNT Libraries Government Documents Department