UNT Libraries Government Documents Department - 78 Matching Results

Search Results

Results: 1 - 24 next

Rotary-Engine.

Description: Patent for a new and improved rotary engine. This design consists "of a wheel provided with radially-sliding pistons and revolving within a fixed circumferential steam-chest, and having fixed on its axle an eccentric and spring, that operate to throw the pistons or floats outward to receive the pressure of the steam or other motor that is to drive the engine" (lines 19-26).
Date: January 20, 1880
Creator: Adams, James Ansley
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 the construction and novel arrangement of the fork-shaped draw-heads having under-beveled bearings between the branches, the slotted coupler-bars having hook-lugs in front of the slots and adapted to interlock, the side bearings or ledges on each side of each hook-lug, designed to support the sides of the bar and to allow the hook-lugs to enter the slots in coupling" (lines 19-27).
Date: June 20, 1882
Creator: Anderson, Lee
Item Type: Refine your search to only Patent

Chair for Railroad Rails.

Description: Patent for a new and improved chair for railroad rails. This design utilizes a metal key and wrought-iron straps so that "the rails are held firmly both laterally and vertically, so that they are kept level at the joint and any sagging is prevented. At the same time endwise movement by expansion or contraction is not hindered, and the chairs being fastened to the ties, the expansion and contraction will take place entirely between the several chairs" (lines 49-57).
Date: February 20, 1883
Creator: Armstrong, Charles & Abbott, George
Item Type: Refine your search to only Patent

Corn Planting Attachment.

Description: Patent for a new and improved attachment for planters. This design consists in "the combination of a standard having a seed box at its upper end provided with a longitudinal groove in the upper side of the bottom, and with slots in the end walls registering with the groove and having an arm projecting laterally from the lower end, a wheel journaled upon the said arm, a seed-slide in the groove, a bell-crank fulcrumed upon a rearwardly-projecting bracket of the box, a connecting-rod pivoted to t… more
Date: March 20, 1888
Creator: Aten, Frank L.
Item Type: Refine your search to only Patent

Combined or Covertible Tool.

Description: Patent for a new and improved multi-tool. This design consists in "[t]he combination of a screw-driver, its blade having a hole and a lug, and its handle having in its end a socket with a slotted reversible tool, pointed at one end and formed for a screw-driver at the other end adjustably held against one side of the screw-driver by means of a screw and nut and the lug, and adapted to fit in the socket when out of use" (lines 63-71).
Date: November 20, 1888
Creator: Barber, Edwin L.
Item Type: Refine your search to only Patent

Water-Cooler.

Description: Patent for an improvement in water-coolers wherein the vessel for holding the water is surrounded with fibrous material that is kept saturated with water, the evaporation of which will absorb the heat from the water contained in the vessel in a manner well known to science.
Date: October 20, 1880
Creator: Barber, Edwin Louis
Item Type: Refine your search to only Patent

Planter.

Description: Patent for a new and improved planter. This design consists in "slides over opposite holes in the bottom of its hopper and a dropping-cylinder provided with seed-cups on its periphery and removable screws rising from within the cups, whereby it may be changed . . . so as to plant corn or cotton" (lines 59-65).
Date: September 20, 1887
Creator: Becker, Philipp William Adolph
Item Type: Refine your search to only Patent

Miter and Framing Square.

Description: Patent for a new and improved miter and framing square. This design "consists in the improved arrangement and construction of graduated scales, whereby I attain superior advantages in point of simplicity, durability, inexpensiveness, and general efficiency" (lines 11-15).
Date: November 20, 1883
Creator: Bolles, James H.
Item Type: Refine your search to only Patent

Fire-Kindler.

Description: Patent for a composition of matter to be used for kindling fires. Ingredients, proportions of ingredients and mixing instructions are included. No illustration.
Date: December 20, 1881
Creator: Boyd, William
Item Type: Refine your search to only Patent

Hunting Lamp.

Description: Patent for a new and improved lantern for hunting. This design "is to produce a light, cheap, and convenient lamp that can be carried upon the head with greater comfort, and at the same time be more efficient than any heretofore known" (lines 10-13).
Date: December 20, 1881
Creator: Brittan, Edward H.
Item Type: Refine your search to only Patent

Stalk-Cutter.

Description: Patent for "a new and valuable Improvement in Corn and Cotton Stalk Cutters" (lines 5-7). It includes a description and an illustration. The construction of this stalk cutter is "adapted to be driven across the field in the direction of the rows of corn, and the knives may be adjusted to operate on rows of different widths or at different depths, so as to leave only a small stubble in passing over the field" (lines 73-78).
Date: May 20, 1884
Creator: Brown, Azariah R.
Item Type: Refine your search to only Patent

Nut Lock.

Description: Patent for a new and improved nut lock. This design "consists in a friction roller held loosely between two nuts, or between a nut and any object to be held by a bolt, which roller, when the nut or lock-nut is screwed down upon it, binds the nut or nuts upon the bolt and locks them securely thereon" (lines 11-16).
Date: January 20, 1885
Creator: Campbell, James A.
Item Type: Refine your search to only Patent

Combined Sand and Gravel Washer

Description: Patent for "a combined gravel and sand washing box which shall effectually serve as a means for practically removing all sand and dirt from gravel and stones and all mud and fine dirt from sand" (lines 30-34).
Date: November 20, 1888
Creator: Carrico, Thomas W.
Item Type: Refine your search to only Patent

Fan.

Description: Patent for a new and improved fan. This design "consists mainly, first, in the combination with a swinging bar of metal or wood, or both, carrying the fans, of a balance-weight located at an angle to the line of the bar for the purpose of retarding its backward movement; and, second, in the combination, with a shaft and a hinge-connection uniting the fan-holder clamp to the shaft, of a removable pin by means of which the fan may be caused to move positively with the shaft or swing independently… more
Date: June 20, 1882
Creator: Cohen, Moses.
Item Type: Refine your search to only Patent

Boot and Shoe Box.

Description: Patent for a new and improved box for boots and shoes. This design is "to be arranged beneath the counter, between the guide-strips upon the floor, and mounted on wheels, and provided with mechanism connected to the hinged lids of the boxes to raise the lid as the box is pulled out, and to close it when the box is pushed back to place again. This may be accomplished in several ways" (lines 26-33).
Date: November 20, 1883
Creator: Cook, Emmanuel Thomas
Item Type: Refine your search to only Patent

Cantalever.

Description: Patent for a new and improved cantilever. This design consists in "the combination of the central post or column supported upon a pier or tower, the upwardly-inclined struts or beams bearing with the inner ends against the base of the post or column, the rods or cables extending from the top of the post to the ends of the struts, the rods or cables extending from the middle of the post to near the inner ends of the struts, the rods or cables extending from the ends of the struts to the middle o… more
Date: January 20, 1885
Creator: Davis, Benjamin F.
Item Type: Refine your search to only Patent

Cloth-Measuring Machine.

Description: Patent for a cloth cleaning machine to "furnish bagging-reels, so constructed that the bagging can be conveniently unwound from the roll, measured automatically, and again wound into a roll" (lines 13-17).
Date: January 20, 1880
Creator: Dodson, Orson W.
Item Type: Refine your search to only Patent

Washing-Machine.

Description: Patent for an improved washing machine: "The invention consists in combining a lower cylinder having longitudinal spiral grooves with an upper cylinder having longitudinal straight grooves and holes" (lines 14-17).
Date: January 20, 1880
Creator: Dorris, George W.
Item Type: Refine your search to only Patent
Back to Top of Screen