Official Gazette of the United States Patent Office Volume 257 (Paperback)

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1919 Excerpt: ...long arm and a relatively short arm, a pivot pin projecting laterally from the lever for engagement in the hook portion of the bolt, said short arm of the lever being engageable with the base flange of a rail on the tie and movable past the pivotal axis of the lever upon downward swinging movement of the long arm, to engage the base flange, and means for adjustably connecting the bolt with the tie. 4. The combination with a tie provided with a vertical passage therethrough and with a nut receiving recess in its bottom communicating with its passage, of an anchor plate embedded in the tie at the'juncture of said passage find nut recess, a bolt extended through the passage and anchor plate, a nut threaded on the lower end of the bolt in said recess, said bolt having its upper end bent in hook shape, an angle lever including a relatively long arm and a relatively short arm, and a pivot pin projecting laterally from the lever for engagement in the hook portion of the bolt, said short arm of the lever being engageable with the base flange of a rail on the tie and movable past the pivotal axis of the lever upon downward swinging movement of the long arm, to engage the base flange. 1.287,678. DOWEL-PIN. Burton P. Hall, Fanwood, N. J. Filed Mar. 5, 1918. Serial No. 220.623. 2 Claims. (CI. 20--92.) 1. A substantially solid dowel pin of suitable material having formed therein a longitudinal groove extending from end to end thereof and adapted to allow the portions of said pin adjacent thereto to be sprung, thereby enabling said pin to be driven into a dowel hole of a somewhat smaller diameter than said pin and to be kept securely in position in said dowel hole. 1.2 87,679. CARRIER-IRON. Robert S. Hammond, Chicago, 111., assignor to American Steel Foundries, Chicago, ...