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Apparatus for Controlling Trolley Poles

Description: Patent for an apparatus for controlling trolley poles. "This invention relates to an apparatus for controlling trolley poles employed for effecting electrical connection between a trolley wire and a motor on a car, and has for its object to provide improved means for automatically throwing the trolley into position to be placed in engagement with the trolley wire" (line 9-15). Illustrations included.
Date: November 10, 1903
Creator: Bogue, Judson L. & Jennings, David M.
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Partner: UNT Libraries Government Documents Department

Cotton-Chopper.

Description: Patent for a cotton chopper that has advantages in point of simplicity, durability, and general efficiency because it is adapted to operate crosswise with relation to the rows.
Date: September 16, 1902
Creator: Fay, Louis Percy
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Partner: UNT Libraries Government Documents Department

Conductor's Train-Book

Description: Patent for a conductor's train-book. This invention if for a conductor to log train movements. Illustration included.
Date: April 12, 1910
Creator: Crane, James C. A.
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Partner: UNT Libraries Government Documents Department

Bicycle Attachment.

Description: Patent for "a new and improved bicycle attachment arranged to serve as a foot-rest for the feet of the rider while coasting and adapted to be lowered to support the bicycle in a vertical position when not in use and to securely lock the wheel and support together to prevent the machine from being stolen" (lines 7-14), including illustrations.
Date: May 11, 1897
Creator: Zintgraff, August
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Partner: UNT Libraries Government Documents Department

Automatic Car-Switching System.

Description: Patent for "a system of switching where the cars of a train are pushed up an incline and placed successively on an elevated annular revolving platform, by which they are automatically distributed to their respective receiving-tracks" (lines 9-14).
Date: March 24, 1896
Creator: Lelardoux, Pierre
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Partner: UNT Libraries Government Documents Department

Combined Cigar-Tip Cutter and Match-Safe.

Description: Patent for a combined cigar tip cutter and match-safe that consists of a shaft, an operating lever, a match box under the lever, a link that attaches the match box to the lever, a coiled spring that is attached to the lever, a curved lever that is lined up to the other lever, a spring connecting the two levers, and a picker.
Date: April 4, 1893
Creator: Briggs, William J.
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Partner: UNT Libraries Government Documents Department

Button Attaching Machine.

Description: Patent for a new and improved button-attaching machine. This design consists in "the combination, with the plunger, of . . . the die having a central projection to enter the concavity of a button and parallel oblique curved recesses in said projection . . . [and] a peripheral flange" (lines 84-99).
Date: January 24, 1888
Creator: Tone, Harrison
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Partner: UNT Libraries Government Documents Department

Improvement in Wood Pavements.

Description: Patent for a new and improved construction of Bois D'Arc Pavement, which uses two layers of planks that cross at right angle as a base, sand to hold bois d'arc blocks in place and fill gaps in between, and coal-tar covering planks to prevent sand from shifting. It includes illustrations.
Date: January 14, 1879
Creator: Shellenberger, Samuel Luther
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Partner: UNT Libraries Government Documents Department

Binder for Paper Tablets.

Description: Patent for improvements for tablets for blank paper, leterheads, etc. that holds content securely, including illustrations.
Date: February 25, 1879
Creator: Murray, Bredett C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Car-Coupling.

Description: Patent for a simple, practical, and reliable car-coupling with a side latch. It is "adapted for automatic connection in pairs, when two cars having the improvements are brought together on the same track, which will be capable of a ready release from the side of either coupled car, and also that will be adapted by its peculiar formation to receive support from one part of the improvements, when a coupled drawhead is partly detached from its connections to the car, and which if not so sustained … more
Date: January 15, 1895
Creator: Curry, Charles D.
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Partner: UNT Libraries Government Documents Department

Automobile-Headlight

Description: Patent for an automobile headlight to be attached to the front of the vehicle, that automatically turns to the side whenever the vehicle changes its course so that the pathway directly ahead is lighted for increased safety in the automobile's course.
Date: February 8, 1916
Creator: Old, William B.
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Partner: UNT Libraries Government Documents Department

Arc-Lamp Attachment

Description: Patent for improving arc lamp attachments. The attachment allows an arc lamp to be able to use an incandescent lamp in place of the electrodes in an arc lamp. The attachment increases the efficiency and durability of the arc lamp.
Date: April 2, 1918
Creator: Pratt, James R.
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Partner: UNT Libraries Government Documents Department

Board Roofing.

Description: Patent for a new design of roofing board. The wooden boards are designed to "contract and expand with changes of temperature" (para. 3) and to allow rain to run off without seeping into the joints of the boards.
Date: December 19, 1876
Creator: Zimmerman, Arnold W.
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Partner: UNT Libraries Government Documents Department

Adjustable Device for Dressing Down Bearings

Description: Patent for a tool that dresses down bearings. Railroad engine journals and their corresponding bearings show wear over time. When replacing bearings into such a journal, without adaptation of the bearing there will be an improper fit, resulting in "hot journals" or "hot boxes". This tool adapts a bearing to a proper fit for the journal into which it will be installed.
Date: December 12, 1922
Creator: Mitchell, William A.
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Partner: UNT Libraries Government Documents Department

Wire Tightener.

Description: Patent for a new and improved wire tightener. This design consists in "[t]he combination of the bar having a longitudinal slot, with knife-edge and forked twisting-hooks, and the offsetting lever-handle having flat portion, with notch or wire-seat fulcrumed in the slot of the bar and having its outer end extended in the form of a prong between the twisting-hooks . . . to form a discharging device for the wire" (lines 64-72).
Date: March 19, 1889
Creator: Taylor, Shapley P. Ross
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Partner: UNT Libraries Government Documents Department

Wire Tightener and Splicer

Description: Patent for "a device adapted to be used in tightening and splicing the wires of wire fences, which can be manufactured at a very small cost and sold at about five cents each" (lines 12-16).
Date: August 20, 1889
Creator: Taylor, Shapley P. Ross; Sharman, William T. & Jamison, Joseph L.
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Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a wrench whose jaws can be adjusted quickly by pressing a handle on the wrench with the thumb.
Date: July 27, 1909
Creator: Ferguson, Rufus Andrew
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wagon Brake.

Description: Patent for a new and improved wagon brake. This design consists "[i]n the brake-beams pivoted in the clamp, in combination with the bent rods, castings, brake-blocks, and lever" (lines 87-89).
Date: February 21, 1882
Creator: Zellers, Robert Emanuel
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Partner: UNT Libraries Government Documents Department
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