UNT Libraries Government Documents Department - 14 Matching Results

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Cotton Cleaner and Distributer.

Description: Patent for improvements on cotton cleaners and distributors, specifically means for pneumatically raising cotton, cleaning the dirt from said cotton, and releasing quantities of cotton collected in the distributor.
Date: September 17, 1901
Creator: Seifert, John W.


Description: Patent for a simple and efficient fire-grate that is meant "to be set in a wall between two rooms and capable of being reversed to enable either room to be directly heated by a fire" (lines 11-13).
Date: December 17, 1895
Creator: Birkhead, James C.

Improved Power-Apparatus for Vehicles

Description: Patent for "improvements to powered vehicles with combined rim-wheel(s) in combination with a truck(s), resting upon the inner and lower part of the rim, and supporting a carriage-body or frame, crank-shaft. with one or more pinions, and guide-rollers." (line 8)
Date: August 17, 1869
Creator: Dillaha, J. G.

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


Description: Patent for a jar for thick semi-liquids such as mustard, which has a discharge spout in the side that allows the contents to be used without taking off the lid of the jar.
Date: August 17, 1909
Creator: Barr, George T., Sr.

Knee Pad and Protector.

Description: Patent for a new and improved knee pad. This design consists in "the combination of a body or main portion, padding contained therein, a re-enforcing piece secured to the said main portion, and a spring interposed and bearing between said main portion and re-enforcing piece . . . [a] cap-piece for knee-protectors slitted from its opposite edges . . . forming flaps, combined with connections for securing said flaps to the body of the cap-piece" (lines 72-81).
Date: May 17, 1887
Creator: Ridgill, Angus G.


Description: Patent for a nutcracker that can crack all kinds of nuts, with relatively little force, on appropriate surfaces like tables. The Patent includes instructions and illustrations.
Date: November 17, 1914
Creator: Fort, Foster W.

Perforating Mechanism for Cylinder Printing-Presses.

Description: Patent for a perforating mechanism for cylinder printing-presses that is simple and automatic. It produces "lines of perforations at any required distance apart and of any desired length in paper or cardboard at the time of printing thereon the forms for checks, draft, bills, notes, tickets or other printed or lithographed matter" (lines 12-17).
Date: April 17, 1894
Creator: Kellner, Eugene