great range of applicability of steam pumps, for mov- left between the plates, I, and K, and are the eduction ports vented for the purpose. ing fluids in almost every possible condition, is increasing of the valve. The limited elasticity of water, however introduces diffi- daily. For instance, it… … shown in the annexed while through the mid- CAMERON’S PATENT STEAM PUMP. engraving is int nded dle of the cylinder the chiefly for feeding boilers—a duty that requires a safe and travels of both are nearly equal; and when a governor is ployment of steam; and it is only in comparatively recent…
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