UNT Libraries Government Documents Department - 7 Matching Results

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Bird-Cage

Description: Patent for "bird-cages of the circular kind, wherein the main-frame wires have a band at their lower ends and a single tie-wire arranged diametrically across the band. . .to utilize the single diametrical tie-wire as a support for an inverted interiorly screw-threaded connecting-cap, and to combine with such a device a pan" (lines 10-12 and 17-23).
Date: September 3, 1889
Creator: Coffield, Charles Hunter
Item Type: Refine your search to only Patent

Clasp.

Description: Patent for a new and improved clasp. This design "is to make a fastener for pieces of leather by which bridles and other parts of harness may be made with less stitching and riveting, thereby lessening the labor and cost of manufacture" (lines 15-20). To this end, it consists in "two plates, [one] having key-hole slots with beveled side walls, and the [other] carrying studs undercut . . . and provided with top pin, in combination with the spring-plate perforated . . . to receive [the] pin to fo… more
Date: December 3, 1889
Creator: Waters, Richard H.
Item Type: Refine your search to only Patent

Water Elevator.

Description: Patent for a new and improved water-elevator. This design consists in "[t]he combination, with endless chains having links provided with staples, of the buckets having apertured side flanges through which the staples pass, and fastenings passing through the staple in front of the apertured side flanges to hold the buckets in place" (lines 90-96).
Date: November 3, 1885
Creator: Porter, Thomas A.
Item Type: Refine your search to only Patent

Steam Engine.

Description: Patent for a new and improved steam engine. This design "consists in the construction and novel arrangement, in connection with a cylinder having bearings for the piston-shaft at each end and steam and exhaust ports at opposite ends, of an axially-elongated piston having opposite spiral threads or ribs of gradually-decreasing pitch from the end at which the steam enters to the end at which it escapes" (lines 19-26).
Date: July 3, 1883
Creator: Wilson, John C.
Item Type: Refine your search to only Patent
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