UNT Libraries Government Documents Department - 101 Matching Results

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Adjustable Attachment for Freight-Car Doors.

Description: Patent for a mechanism that creates "an adjustable attachment for freight-car doors, for preventing sparks and other objectionable matter from getting into the cars, and means for operating the attachment that is adapted for use in securing the door in different positions of adjustment, and for connection with the body of the car by means of a seal-support, in order that the fixed adjustment of the door cannot be changed without breaking the seal" (lines 12-21).
Date: December 28, 1886
Creator: Duzan, Thomas H.

Apparatus for Distilling Wood.

Description: Patent for improvements in wood distillers "wherein the liquids of the woods are extracted by subjection in a closed heated chamber or retort and carried by vaporization through the process of distillation to condensation" (lines 18-22).
Date: December 24, 1889
Creator: Spangler, Samuel H.

Blow-Off Cock and Fire-Extinguisher

Description: Patent for "a new and improved blow-off cock and fire-extinguisher to be used on locomotives for cleaning the boiler, and at the same time serving to sprinkle wooden structures in the track, such as bridges, railroad-ties, trestles, &c., to prevent their being set on fire by falling cinders discharged from the ash-pan of the locomotive or from other causes" (lines 8-16)
Date: August 13, 1889
Creator: Michell, Lucius E.

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design "relates to car-couplings of that class which have a sliding spring-actuated pin-support, against which the link comes to drive the support back and permit the pin to fall and effect an automatic coupling" (lines 9-13).
Date: May 6, 1884
Creator: Mayfield, Samuel Brooks.


Description: Patent for improvements to the "Scarritt-Forney" seat so that the seat body and frame are detachable from each other. Includes instructions and illustrations.
Date: June 22, 1897
Creator: Meier, Hermann


Description: Patent for a cattle guard, which is made up of a wedge shaped piece of metal that allows a cows leg to be caught rather than the foot to allow easier removal of the leg by the cow.
Date: August 31, 1909
Creator: Mosher, Benjamin E.

Cloth Measuring Reel.

Description: Patent for a new and improved cloth-measuring wheel. This design "consists in the peculiar combination and arrangement of the cutting-board with two standards, whereby the said cutting-board is made to act as a sufficient brace for the frame, as well as to perform the offices of a cutting board. The invention also consists in means for producing a variable tension on the cloth as it passes from the roll to the reel, whereby the tendency of different thicknesses of cloth to wind the cloth in greater or lesser lengths than the register indicates is compensated for and corrected" (lines 27-39).
Date: January 3, 1882
Creator: Peters, James H.


Description: Patent for new and useful improvements in Washington Pounders by "having a series of concentric cones between the sides of which communication is had through apertures to carry away steam, and affords a suitable circulation of the water and air through the clothes." (Lines 17-22) Illustration is included.
Date: December 15, 1896
Creator: Toler, Henry Wilson.


Description: Patent for a cultivator with adjustable teeth positions to allow for variation in distance between rows or different types of crops.
Date: March 26, 1907
Creator: Vance, Sidney, F.