Cutlery
Patent
1978-06-14
1980-01-01
Butler, Douglas C.
Cutlery
308122, 308240, F16C 3374
Patent
active
041813782
ABSTRACT:
A doctor assembly for a paper making machine including a force fed lubricated bearing structure therefor with a doctor shaft having a journal axially oscillatable in an annular bearing housing with a bearing sleeve insert between the journal and the housing having axially extending grooves therein with annular outer end seals axially outwardly of the bearing insert and annular lip seals at the end of the bearing insert carried on the bearing and permitting flow of lubricant axially outwardly from the bearing to the annular pressure spaces between the lip seals and end seals and passages extending between the annular pressure chambers between the seals to the center of the bearing and having check valves in the passages preventing back flow but permitting lubricant to flow from the annular pressure chambers to the center of the bearing.
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Beloit Corporation
Butler Douglas C.
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