专利名称：Filter and method of manufacture发明人：Nicholas Brentnall申请号：US12661592申请日：20100319
公开号：US20100237006A1公开日：20100923
专利附图：
摘要：A filter comprises a pad () of non-woven fibrous material, the pad having asubstantially solid edge () of consolidated pad material which has been softened andsubsequently hardened. The filter can be manufactured by providing a pad () of non-woven fibrous material, treating a peripheral region of the pad so as to form around the
pad an edge of consolidated material () which has been softened, and subsequentlyallowing the edge of consolidated material to harden.
申请人：Nicholas Brentnall
地址：Cheltenham GB
国籍：GB
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