PEDESTAL TYPE BEARING FOR IMPELLER SHAFT

摘要

PROBLEM TO BE SOLVED: To prolong the life of bearing under a very bad environment. SOLUTION: A shaft base opening end portion and/or an impeller shaft is provided with a slide element which slides on opposed surfaces of the impeller shaft and/or the shaft base opening end portion at a gap area. The shaft base opening end portion has a passage means for a flush fluid passing through a gap between the impeller shaft and the shaft base opening end portion.