. Cassier's magazine . elevator is verti-cal, a special mechanism must befixed at the upper drum in order tosecure a proper discharge into theshoot; otherwise, the coal from thetop bucket will be discharged on theback of the preceding bucket anddown again to the elevator pit. Acommon form of elevator chain con-sists of single and double links alter-nately placed on edge and united bybolts or rivets. Each bucket is se-cured to the chains on either side bybolts, as shown in Fig. 3. Anotherplan is to bolt each bucket to twostraps hinged from a pair of rodsreaching across from one chain tothe othe
. Cassier's magazine . elevator is verti-cal, a special mechanism must befixed at the upper drum in order tosecure a proper discharge into theshoot; otherwise, the coal from thetop bucket will be discharged on theback of the preceding bucket anddown again to the elevator pit. Acommon form of elevator chain con-sists of single and double links alter-nately placed on edge and united bybolts or rivets. Each bucket is se-cured to the chains on either side bybolts, as shown in Fig. 3. Anotherplan is to bolt each bucket to twostraps hinged from a pair of rodsreaching across from one chain tothe other, the rods fitting accuratelyinto the holes in the ends of thelinks. An excellent type of chain is madeby the Primus Patents chain is composed of single anddouble drop-forged links, which areunited by double-headed pins. Tofacilitate fixing and removal, eachlink is provided with an enlargementin the middle, as shown in Figs. 4and 4a. SHOOTS Shoots are necessary adjuncts inconveying coal and shale for short.
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Keywords: ., bookcentury1800, bookdecade1890, bookpublishernewyork, booksubjec
