Fragment prevention and containment for a bearing device for use

Details Fragment prevention and containment for a bearing device for use Fragment prevention and containment for a bearing device for use

1998-05-06

1999-10-12

Thorpe, Timothy S.

Pumps

Motor driven

Electric or magnetic motor

41742313, 415229, 384297, 3849071, F04B 1700

Patent

active

059645822

ABSTRACT:
A bearing device for use in a pump which has a bearing member composed of a hard and brittle material made of ceramic such as silicon carbide (SiC). The bearing device has a bearing housing, a ceramic bearing member housed in the bearing housing and supporting a shaft, an elastic material around the ceramic bearing member for preventing the ceramic bearing member from being broken, and a thrust collar for preventing fragments of the ceramic bearing member from being scattered when the ceramic bearing member is broken.

REFERENCES:
patent: 4832659 (1989-05-01), Nelson
patent: 5302091 (1994-04-01), Horiuchi
patent: 5567133 (1996-10-01), Kobayashi et al.
patent: 5582371 (1996-12-01), Humphrey et al.

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