Title:
FILTER ASSEMBLY AND METHODS
Document Type and Number:
WIPO Patent Application WO2004069376
Kind Code:
A3
Abstract:
A filter assembly has a protected opening and trapped contaminant to reduce the chance of fluid dripping on the ground or on a person performing servicing. Servicing can be performed without the use of tools. A filter assembly includes a base, a bowl, and a filter cartridge with an impermeable outer jacket. A locking cap engages the filter base to manipulate a clamp arrangement. The clamp arrangement selectively secures and releases the filter base together to the bowl.
Inventors:
HACKER JOHN R (US)
GULSVIG BRENT A (US)
GULSVIG BRENT A (US)
Application Number:
PCT/US2004/002071
Publication Date:
September 16, 2004
Filing Date:
January 27, 2004
Export Citation:
Assignee:
DONALDSON CO INC (US)
HACKER JOHN R (US)
GULSVIG BRENT A (US)
HACKER JOHN R (US)
GULSVIG BRENT A (US)
International Classes:
B01D29/05; B01D35/153; B01D36/00; B01D46/00; B01D46/24; (IPC1-7): B01D35/30; B01D29/96
Foreign References:
| GB580819A | 1946-09-20 | |||
| US4316801A | 1982-02-23 | |||
| DE3502815A1 | 1986-07-31 | |||
| US6306192B1 | 2001-10-23 | |||
| US2874846A | 1959-02-24 |
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