UNT Libraries Government Documents Department - 90 Matching Results

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Nut Lock.

Description: Patent for a new improvements in the construction of the nut lock. Patent for "a new and improved version of the nut-lock and combination of latch or locking device in order to lock the nut to the bolt." (lines 8-27) including instructions and illustrations. Patent for a new nut-lock and latch, including illustrations.
Date: April 10, 1888
Creator: Brady, Peter Lewis
Item Type: Refine your search to only Patent

Oil Tank.

Description: Patent for a new and improved oil tank. This design "relates to improvements in oil-tanks, and has for its object to prevent the waste of oil when emptying the can or vessel in which it is received from the factory, and to avoid the odor arising from the oil, and also to prevent evaporation after the oil has been introduced into the tank" (lines 9-15).
Date: March 24, 1885
Creator: Fisher, Charles A.
Item Type: Refine your search to only Patent

Plow.

Description: Patent for "an improved plow of simple and inexpensive construction employing two shovels so arranged and attached that either one may be quickly and easily removed to convert the plow into either a right or left hand plow, and has for its further object to provide a plow especially designed for opening new ground wherein the plowing is rendered difficult by the presence of roots and similar growth" (lines 9-18).
Date: December 15, 1896
Creator: Stephens, William
Item Type: Refine your search to only Patent

Reflector Attachment for Lamps.

Description: Patent for a new and improved reflector for oil lamps. This design's object "is to provide a cheap, simple, and durable device for attaching and detaching a reflector to the bottom of the chimney of an ordinary coal-oil or other hand-lamp" (lines 13-17).
Date: December 9, 1884
Creator: Hayes, Elbert N. & Kimball, Walter J.
Item Type: Refine your search to only Patent

Riveting Machine.

Description: Patent for a new and improved riveting-machine. This design consists "of the upright frame having the cross-head in the upper front part thereof, the vertical driving rods . . . adapted to move in said cross-head, the upright with perforated top and spring-actuated sleeve attached to the frame below the rod, the separable rivet-holder attached to said rod by the arms, the frame, and the sleeve . . . the upright with solid top attached to the frame below the rod, and means, as pivoted levers . .… more
Date: April 1, 1890
Creator: Carl, Reinhold A.
Item Type: Refine your search to only Patent

Riveting Machine.

Description: Patent for a new and improved riveting machine. This design "consist[s], essentially, of an upright-frame having a vertically-movable driving-rod therein, a vertically-separable set loosely mounted upon the lower end of the driving rod, and a stationary upright removably mounted in the frame beneath the driving-rod and set, [and] said upright having a spring-actuated sleeve extending above the upper end thereof" (lines 66-74).
Date: August 5, 1890
Creator: Carl, Reinhold A.
Item Type: Refine your search to only Patent

Riveting-Machine.

Description: Patent for improvements in "which rivets may be rapidly set in the material to be riveted, the rivet being driven and headed at the same operatio and without first punching holes in the material to be riveted." (Lines 15-19) Illustration is included.
Date: June 30, 1891
Creator: Carl, Reinhold A.
Item Type: Refine your search to only Patent

Rocker Attachment

Description: Patent for the rocker attachment. This invention relates to furniture and has special reference to a rocking chair provided with a resilient cushion for the rockers. Illustration is included.
Date: February 20, 1917
Creator: Fitz, Will & Fitz, Peter
Item Type: Refine your search to only Patent

Sash Holder.

Description: Patent for a new and improved sash holder. This design "relates to improvements in window-stops, the object of which is to provide a cheap, convenient, and durable device for supporting windows, which may be set in the sash, so as not to mar its looks" (lines 12-16).
Date: February 2, 1886
Creator: Whitlock, James Howard
Item Type: Refine your search to only Patent

Seed-Planter

Description: Patent for a seed planter so that the distances between seeds can be changed from equidistant to a continuous row and vice versa and so that it can be adapted to sew both seeds and grains.
Date: December 25, 1888
Creator: Leamon, John B.
Item Type: Refine your search to only Patent

Separating Machine

Description: Patent for separation of the foreign materials from the seed meats by means of an air blast directed against the materials as they fall by gravity from an inclined shaker or agitator, the lighter foreign matter being thereby separated from the heavier seed meats which continue their decent so a suitable conveyer of recptacle
Date: September 11, 1917
Creator: Buckley, Andrew Jackson
Item Type: Refine your search to only Patent

Stalk and Clod Cutter.

Description: Patent for a new and improved stalk cutter. This design "consist[s] of . . . any desirable number of cutting-wheels constructed with heavy spherical hubs of cast metal and spokes carrying at their extremities horizontal knives. The said cutting-wheels are mounted . . . on a horizontal shaft provided with a longitudinal key-slot from end to end, so that the cutting-wheels may be adjusted in the desired positions thereon, the said shaft turning in boxes at the rear ends of a pair of longitudinal … more
Date: December 15, 1885
Creator: Farley, John C.
Item Type: Refine your search to only Patent

Telephone Attachment.

Description: Patent for a telephone attachment for multi-party lines, which allows the user to hold the line against eavesdropping by other users on the line and let multiple people use the line at the same time.
Date: November 23, 1909
Creator: Mitchell, Charles B.
Item Type: Refine your search to only Patent

Thill-Coupling.

Description: Patent for a simple and inexpensive thill-coupling that "can be conveniently applied to any ordinary vehicle, which is arranged in such a way that rattling is positively prevented, and which, when the thills are dropped, permits them to be freely lifted from the coupling; also to a modified form of the device designed to prevent rattling only" (lines 12-18).
Date: December 25, 1894
Creator: Parker, Daniel
Item Type: Refine your search to only Patent

Tire for Vehicle-Wheels.

Description: Patent for a vehicle-wheel tire with illustrations included. It is expected to provide "simple, inexpensive, and efficient construction adapted to increase the strength and durability of vehicle-wheels" (lines 12-14) and allow for easy replacements.
Date: September 16, 1902
Creator: Carter, Mansion C.
Item Type: Refine your search to only Patent

Toilet Article

Description: Patent for a combination brush and comb with cover, designed with spring clutches to allow each article to hold in its desired position, including illustrations and instructions
Date: October 9, 1917
Creator: Wigiert, Stash
Item Type: Refine your search to only Patent
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