Vane cone assembly for use in making centrifugal elastomeric coa

Details Vane cone assembly for use in making centrifugal elastomeric coa Vane cone assembly for use in making centrifugal elastomeric coa

1985-06-10

1987-11-17

Hoag, Willard E.

Static molds

Core

Of plural sections

29 235, 249 64, 249145, 249176, 416241A, 425577, 425DIG58, B29C 3348, F04D 2922

Patent

active

047069287

ABSTRACT:
An elastomeric-covered shrouded impeller having a pair of disk-like shrouds enclosing vanes and vane passages which has an improved throat opening having sweeping internal sidewalls is disclosed. A three-piece mold core is utilized to form the vane passage and the sweeping curved throat inlet of the impeller.

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