Putnam, J. Pickering (John Pickering), 1847-1917 · Boston, Ticknor and Co. · leaf 72
it may be used as a lever for raising thepiston, and bridging a fresh supply of fuel intothe grate. Should it be necessary to replenishthe coal-box, while the fire is burning, as whenthe piston has been raised to its full height, ashovel or spade, which may be made for the pur-pose, is pushed in… … Fig. 46. Dr. Arnotts SmokelessFireplace. 40 T If E or E X F1 R E I J. A C E pose. :iik1 exposes the mouth of the coal-box, and a new charge of coal isshot in. It is, of course, important that the piston should lit accuratelyin the coal-box to prevent ingress of air from below, or, in other words,to…
Fireplaces
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