DRAINAGE BOWL WITH RESILIENT BI-STABLE DIAPHRAGM MEMBER
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United States of America Patent
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Issued Date -
Feb 23, 2017
app pub date -
Apr 24, 2015
filing date -
Apr 25, 2014
priority date (Note) -
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Abstract
A bowl comprising an open top (2), an outer surface (3) and a base (4), in which a plurality of first drainage apertures (5) are provided in said outer surface, in which said base is provided with a resilient bi-stable diaphragm member (6) which is manually switchable between a first dome configuration in which it extends away from said outer surface, and a second dome configuration in which it is everted in relation to said first configuration and overlies said outer surface to close said plurality of first drainage apertures.
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