US PATENT SUBCLASS 384 / 97
.~ Water lubricated propellor shaft or well shaft

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


384 /   HD   BEARINGS

91  DF  ROTARY BEARING {8}
97.~ Water lubricated propellor shaft or well shaft {1}
98  DF  .~.~> With elongated strips or staves

DEFINITION

Classification: 384/97

Water lubricated propeller shaft or well shaft type:

(under subclass 91) Subject matter for supporting either a propellor shaft, or a well pump shaft and is lubricated by water.

(1) Note. Patents have been classified in this and indented subclasses which claim a shaft and specified bearing, or a specified bearing disclosed for shaft lubricated by water.