UNT Libraries Government Documents Department - 7 Matching Results

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Locking Joints for Railway-Rail Joints.

Description: Patent for a locking device for railway-rail joints. It improves how the meeting rail ends are fastened, and prevents accidental disconnection. It is "a locking fish-plate having keyhole bolt-slots, the narrow portion of the slots having inclined sides, the inclination diminishing gradually toward the end, and double-headed bolts, one of the heads being tapered, whereby the bolt is subjected to a double wedging action" (lines 56-61). A face-plate is perforated and receives the tapered heads an… more
Date: July 21, 1896
Creator: Anderson, Lee
Item Type: Refine your search to only Patent

Turping Implement.

Description: Patent for a new and improved turfing implement. This design "is to produce a . . . handle . . . together with improved means for threading the needle (lines 10-12). It consists "with a tubular needle having a longitudinal slit, the outer end of the needle being open and its upper side being formed into a tongue near its inner end, which is bent upwardly and whose extremity projects into the needle, of a handle into which the needle is passed and a presser-foot adjustably connected at its inner… more
Date: June 21, 1892
Creator: Robinson, Laurence Benjamin
Item Type: Refine your search to only Patent

Bed Bottom.

Description: Patent for a new and improved bed bottom. This design "consists in a spring-bed formed of two U-shaped spring-rods or frames formed by the rods, which frames have their end pieces crossed and secured at their free ends in the opposite ends of slates. To the longitudinal pieces of the spring-frames the side edges of a piece of canvas are secured, and spiral springs are secured on the slats below the canvas" (lines 11-19).
Date: April 21, 1885
Creator: Bentley, Travis C.
Item Type: Refine your search to only Patent

Car Coupling.

Description: Patent for a new and improved coupling for cars. This design "relates to that class of couplers that are self-couplers; and it consists of an open-top hook-shaped draw-bar provided with a pivoted T-shaped vertically-moving coupling-bar, and provided also with an end socket for using the ordinary coupling link" (lines 7-12).
Date: June 21, 1881
Creator: McCray, John Henry Branic
Item Type: Refine your search to only Patent
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