| http://www.w3.org/ns/prov#value | - The pocket closure pads may be moulded with a smooth flat contact face which seals directly on the upper surface of the dose ring 6 or raised lip 28 (FIG. 6), or alternatively may be provided with a soft sealing material such as a thermoplastic elastomer, eg SANTOPRENE (Bayer), formed on the contact face to improve the sealing characteristics.
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