发明名称 DISPOSABLE FILTER FOR DENTAL HANDPIECE
摘要 A filter is provided for a dental device of the type including a hand-held working portion which utilizes air and water and a utility supply portion which supplies air and water to the hand-held working portion through respective air and water conduits therein. The filter comprises a filter body defining an air opening therethrough and a water opening therethrough. The air and water openings are respectively positioned for alignment with corresponding air and water openings of at least one of a hand-held working portion and a utility supply portion. The filter body has a filter medium for filtering air and water passing through the respective air and water openings thereof.
申请公布号 CA2138336(A1) 申请公布日期 1995.06.30
申请号 CA19942138336 申请日期 1994.12.16
申请人 DENTSPLY RESEARCH & DEVELOPMENT CORP. 发明人 NOVAK, EUGENE J.
分类号 A61C1/08;A61C1/00;A61C1/18;A61C17/02;(IPC1-7):A61C17/02;A61C19/00;B01D27/00;B01D35/02 主分类号 A61C1/08
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