Centrifugal separator

Details Centrifugal separator Centrifugal separator

2007-10-09

2007-10-09

Cooley, Charles E. (Department: 1723)

Imperforate bowl: centrifugal separators

Including means or structure for promoting safety

C494S016000

Reexamination Certificate

active

11327434

ABSTRACT:
A centrifugal separator is configured such that a switching unit adapted to be brought into electrical conduction or into electrical nonconduction is electrically connected between a motor housing and a motor-ground connection wire, and that the switching unit is controlled to be brought into nonconduction when a door is closed.

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patent: 6241650 (2001-06-01), Letourneur
patent: 2006/0166801 (2006-07-01), Takahashi
patent: 2006/0178253 (2006-08-01), Takahashi et al.
patent: 2816395 (1979-10-01), None
patent: 60-20753 (1985-06-01), None
patent: 7-275738 (1995-10-01), None
patent: 09-187428 (1997-07-01), None

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