one-half of mounted to rotate in a frame carrying that of D. Steam is thus admitted to the low pressure at its lower end a hook, the arrange- side, and also passes up the port, XX, underneath the ment being such that the bucket is phosphor bronze diaphragm, OO, upon which bears lifted out of the… … AN IMPROVED GRATE BAR, THE MASON REDUCING VALVE. sequent on the coupling or uncoupling of cars, these The accompanying illustration represents a style pipes at the same time having a perfect connection of grate bar now and for five years past in use on the the tension of the spring, 8, the…
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