Water jet propulsion unit
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 6, 1992
Grant Date -
N/A
app pub date -
May 9, 1991
filing date -
May 9, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A water jet propulsion unit having a housing, a drive shaft, an impeller for mounting on the drive shaft, and a thrust bearing for supporting the drive shaft in the housing. The propulsion unit further includes a shaft seal unit for the shaft, with the housing having a forward end and a rear end, a bore with a longitudinal axis for slidingly receiving the shaft seal unit form the rear of the housing, with the shaft seal unit and the bearing carried on the shaft, a shoulder for preventing forward movement of the bearing in the bore along the axis beyond a predetermined position, and a lateral opening for access through the housing to the shaft seal unit, and a retainer moveable through the lateral opening for engagement with the shaft seal unit and the housing for limiting rearward movement of the shaft seal unit in the bore.
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International Classification(s)
Cited Art Landscape
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