| http://www.w3.org/ns/prov#value | - Preferably, the ratchet and the complimentary interlocking mechanical interface include at least one interlocking position which maintains a closure force in the range of about 7 kg/cm2 to about 13 kg/cm2 between opposable seal surfaces. [0017] In one embodiment, the non-stick material is a coating which is deposited on the opposable sealing surfaces.
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