| http://www.w3.org/ns/prov#value | - In the event there is a misalignment of axes, the engagement of the tapered surface 36 on the door 29 with the complementary surface of the ring 37 will cause the ring 37 to shift its position to line up with the door 29, such movement assuring that the flexible lip 43 of the gasket 40 will always be in a position to be engaged and sealed by the door 29.
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