EXTENSIVE AREA LED HAVING ROUGNESS SURFACE
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United States of America Patent
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Issued Date -
Jun 9, 2011
app pub date -
Jan 7, 2005
filing date -
Dec 14, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The structure for fixing packing of a lid (1) of an airtight container comprises a ring shaped groove (5) formed at a lower surface of the lid (1), a packing (6) that includes a tight contacting surface part (10) upwardly expanded in an outward direction for sealing gaps based on a tight contact with an inner wall surface (9) of the container body (8), and a fixing surface part (7) that is horizontally extended in a direction of an inner side of the tight contacting surface part (10); a plurality of slits (12) that are formed at the fixing surface part (7) of the packing (6) at regular intervals in arc shapes each having the same width as the ring shaped groove (5); and a packing fixing member (13) that is protruded and has the same cross section shape as the slit of the packing (6).
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