Water filter system
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United States of America Patent
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May 19, 2020
Grant Date -
Oct 11, 2018
app pub date -
Jun 15, 2018
filing date -
Sep 15, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A water filter system includes a removable filter unit having a body portion including a proximal end and a distal end. The proximal end is adapted to be inserted into a filter head assembly. A laterally extending key member is disposed on the body portion and adapted to engage a key slot in the filter head assembly. An engagement protrusion extends from the proximal end. The engagement protrusion includes a first portion that has a first radius of curvature and a second portion opposing the first portion that includes a second radius of curvature that is larger than the first radius of curvature.
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