Filter with retained safety element
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
May 7, 2002
Grant Date -
N/A
app pub date -
Oct 20, 2000
filing date -
Oct 20, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A filter (10) has a housing (12) extending along an axis (18) between first and second axial ends (20 and 22), and has a closed loop primary filter element (24) extending axially in the housing, and a closed loop safety filter element (48) in the hollow interior (30) of the primary filter element. A detent member (60) engages and retains the end cap (54) of the safety filter element independently of the primary filter element to retain the safety filter element in housing upon removal of the primary filter element from the housing.
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