. American engineer and railroad journal . FIG. 2—r8g6. brought out last year. This valve is almost as large an im-provement over its immediate predecessor as was No. 3 over itspredecessor. The most noticeable feature is probably the bind-ing of the muffling rings together with phosphor bronze boltsand holding the series in place with a ring threaded on the springcasing which, after being tightened, is locked into place. Theregulating ring has been greatly strengthened by being madebroader and thicker and the same advantageous method of ad-justing from the top of the valve which was used from
. American engineer and railroad journal . FIG. 2—r8g6. brought out last year. This valve is almost as large an im-provement over its immediate predecessor as was No. 3 over itspredecessor. The most noticeable feature is probably the bind-ing of the muffling rings together with phosphor bronze boltsand holding the series in place with a ring threaded on the springcasing which, after being tightened, is locked into place. Theregulating ring has been greatly strengthened by being madebroader and thicker and the same advantageous method of ad-justing from the top of the valve which was used from the be-ginning has been retained. A new method of arranging theguide above the valve has been introduced, which removes allpossibility of any back pressure coming on to the top of thevalve. It consists of a separate guide or ring secured to thespring casing and extending outward and downward aroundthe outer edge of the valve. This in connection with an in-creased length of wings below the valve removes all possibilityof the valve cockin
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
