UNT Libraries Government Documents Department - 18 Matching Results

Search Results

Results: 1 - 18

Check - Spring.

Description: Patent for a new and improved check-spring. This design "relates to check reins; and its object is to provide a new and improved check-spring for preventing sudden jars to a horse's mouth when the animal throws his head forward" (line 7 - 11).
Date: January 18, 1898
Creator: Walker, Fred B. & Reid, George W.
Item Type: Refine your search to only Patent

Trolley - Guard

Description: Patent for a new and useful improvement in trolley-guards to prevent "the trolley - wheel at the top of a trolley - pole from jumping fro the conducting - wire, thus avoiding the stopping of the cars" (line 9 - 11).
Date: January 4, 1898
Creator: Vogler, Herman J.
Item Type: Refine your search to only Patent

Automatic Repeating Railroad-Signal.

Description: Patent for an automatic repeating railroad-signal designed to be used with semaphore and other train-signaling apparatus. It eliminates mistakes made in notifying the central office and automatically reports "any change in the position or color of the signal to a central office over the ordinary telegraph-wire" (lines 14-16). The signal is a wheel that operates a key to send a message to the central office.
Date: January 28, 1896
Creator: Innes, Robert Hayward
Item Type: Refine your search to only Patent

Change-Maker.

Description: Patent for "improvements in money-drawers which are designed to separate the coin placed therein according to the various denominations, and at the same time providing means whereby change may be readily had" (lines 8-13) with instructions and illustrations.
Date: January 12, 1892
Creator: Johnson, William W.
Item Type: Refine your search to only Patent

Locomotive-Headlight.

Description: Patent for a three-way locomotive-headlight with easily removable screens of different colors in order to send signals. The screens are easily fitted to other locomotive headlights. This invention is meant to prevent accidents that happen without proper signaling.
Date: January 14, 1896
Creator: Davis, Moses J.
Item Type: Refine your search to only Patent

Ticket Reel.

Description: Patent for a new and improved ticket reel. This design, "which is filled with the ticket-strip, is mounted upon an angular shaft moving with the reel; said shaft being provided with a journal at or near one end, said journal having bearing in a standard or bracket rigid upon a base piece or plate adapted to be bolted or screwed to a table or desk. . . . [A]lso, to mount upon the end of the shaft immediately outside the bracket or standard a ratchet-wheel, and to pivot upon the bracket a spring-… more
Date: January 6, 1891
Creator: Everett, Milton
Item Type: Refine your search to only Patent

Padlock.

Description: Patent for a new and improved padlock. This design "relates . . . more particularly to those padlocks which are used for locking railway-switches . . . [T]he invention consists in a padlock comprising a bow, or hasp, or shackle, a spring-bolt for engaging the same, tumblers, and a lever connecting the tumblers and bolt, a locking device for the tumblers, and an audible alarm, such as a bell" (lines 9-25).
Date: January 13, 1891
Creator: Lucas, George William
Item Type: Refine your search to only Patent

Paper-Folder.

Description: Patent for a rotary paper folder meant to fold newspapers as they come from the press in a web. The invention is simple, and cuts the paper into sheets of the desired length. Its folding attachment folds the paper in parallel columns, and the knives do not move in relation to the cylinders.
Date: January 23, 1894
Creator: Carr, Elijah W.
Item Type: Refine your search to only Patent

Trolley Cut-Out.

Description: Patent for "a new and improved cut-out designed for use on trolley-wires, electric light and power wires, and telegraph wires, the cut-out being arranged to reduce the danger from such wires incident to the breaking of the live wires." (Lines 7-12) Includes instructions and illustrations.
Date: January 14, 1896
Creator: Fletcher, Theodore
Item Type: Refine your search to only Patent

Feed Water Heater.

Description: Patent for a new and improved water-heater. This design consists in "the combination of the supply-pipe, the supply-tank into which said pipe discharges, the said tank having a perforated bottom through which the water percolates, the vertically-divided cylinder forming the annular heating-chamber, the scatter-plates alternatingly located in diverse directions in said chamber, the said plates arranged to spray the water while heating as it falls from plate to plate, and the exhaust-steam pipe t… more
Date: January 14, 1890
Creator: Knox, George F.
Item Type: Refine your search to only Patent

Spring Bed Bottom.

Description: Patent for a new and improved box-spring. This design consists in "[a] main frame having slats and springs and a metallic frame encircling said springs, in combination with the curved brace-springs having the coils and loops pressing on top of the slats, said springs being secured to the slats and metallic frame, and the rods secured to said frame and passing through the ends of the slats" (lines 76-83).
Date: January 13, 1891
Creator: Houston, Leonard B.
Item Type: Refine your search to only Patent

Refrigerating Apparatus.

Description: Patent for a refrigerator that cools things "with the minimum expense for refrigerants; also, for affording ready access to the refrigerated substances" (lines 19-21). The cabinet has an outer layer, an inner layer, and a cooling layer. Ice is used to achieve lower temperatures.
Date: January 19, 1897
Creator: Cooley, Joseph H.
Item Type: Refine your search to only Patent

Dry-Earth Closet

Description: Patent for "a commode which may be placed in a bed-room or other suitable place in a house without .danger to occupants on account of disease which would be superinduced by the presence of impure odors, as would be the case where an ordinary receptacle is used" and where the solid and liquid waste would be separated (lines 26-36).
Date: January 28, 1890
Creator: Carrico, Thomas A.
Item Type: Refine your search to only Patent

Easel

Description: Patent for an easel that has a sliding picture-rest, which is has a "clutch mechanism for holding the sliding rest at any desired elevation" (lines 11-14). It also has a "auxiliary folding rest for holding a model or study while the artist is engaged at work" (lines 20-22), which can be folded up when finished.
Date: January 12, 1897
Creator: Cooper, Harry
Item Type: Refine your search to only Patent

Cultivator and Cotton-Chopper

Description: Patent for improvements "to provide flexible revolving knives or hoes, and, second, to afford facilities for supporting the cultivating and chopping device when out of the ground without throwing more weight behind the axle on the main wheels to tip the end of the pole against the horses necks" (lines 13-19).
Date: January 14, 1890
Creator: Hurd, Judson B. & McLane, Hiram H.
Item Type: Refine your search to only Patent
Back to Top of Screen