UNT Libraries Government Documents Department - 3 Matching Results

Search Results

Device for Removing Broken Screws, &c.
Patent for a new and improved device for removing broken screws. This design "is to provide a . . . bit specially designed for extracting screws, taps, screw-bolts, &c., from iron, marble, or other hard substances in case one of the said articles is broken off in the material into which it is screwed. The invention consists of a bit provided with an internal spiral cutting-thread and external cutters" (lines 7-15).
Rein Holder.
Patent for a new and improved rein-holder. This design consists in "[t]he combination, with a base-plate and spaced posts upon one face of the said plate grooved on their adjacent sides, of a spring-actuated lever provided with a cylindrical surface at one end and a flange projecting from the outer face beyond said surface, the opposite extremity of the lever being curved to form, essentially, a hook, the cylindrical surface being adapted for engagement with one post and the hook extremity with the other post" (lines 71-81).
Trace Attachment.
Patent for a new and improved trace attachment. This design "relates to an improvement in couplings for tug-straps, and has for its object to provide a simple, economical, and durable device, capable of convenient manipulation, and whereby the tug-strap may be expeditiously attached to the cockeye of the whiffletree or detached therefrom" (lines 8-14).
Back to Top of Screen