Snatch blocks 60sn1/17/2024 ![]() a suitable distance-piece 17 consisting of a collar bolt or rivet, and seated in suitable apertures provided in these checks is the axle-bolt 15, upon which the sheave, as 16, of the block is mounted, and this bolt is passed through one end link of a section of suitable chain 17, which is adapted as a keeper for the removable cross-head 18 of the block.a suitable frame as 10, for the sheave of the block and which comprises opposite side pieces or checks 11, preferably consisting of elongated sections of plate metal of the form shown and having integral stiffening-ribs 12 along portions of the outer side edges, formed by upsetting marginal portions of the plates, and reinforcingstrips, as 14, extending longitudinally of the plates from below the axle-apertures to the upper ends and consisting of sections of plate metal secured to the cheeks by riveting or welding.This invention includes a suitable frame, as 10, for the sheave of the block and which comprises opposite side pieces or checks 11, preferably consisting of elongated sections of plate metal of the form shown and having integral stiffening-ribs 12 along portions of the outer side edges, formed by upsetting marginal portions of the plates, and reinforcingstrips, as 14, extending longitudinally of the plates from below the axle-apertures to the upper ends and consisting of sections of plate metal secured to the cheeks by riveting or welding.5 is a fragmentary view of one of the cheeks of the block. 4 is a similar section showing a modified form of cross-head, and ![]() 3 is a vertical section of a portion of the block, taken longitudinally of the pin. 2 is an edge view of the block and shows by broken lines the cross-head and pin removed. ![]()
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