发明名称 LIQUID DISPENSER
摘要 There is provided a dispenser for delivering aliquots of a liquid product comprising a housing (1) and a disposable refill package which is positioned inside the housing (1) and comprises a collapsible reservoir (2) for the liquid product fitted with a bellow pump (3), whereby the bellow pump (3) comprises a product inlet valve (4) and a product outlet valve (5) and is manually operable via indirect actuating means (10, 11), and whereby the housing (1) is provided with a narrow opening (9) into which a correspondingly shaped portion of the bellow pump (3) located near the outlet valve (5) thereof, can be detachably secured, characterised in that the bellow pump (3) is equipped with a discharge tube (8) having an internal flow channel of which the diameter at the outlet is at least 1.2 times larger than at the inlet.
申请公布号 WO9715223(A1) 申请公布日期 1997.05.01
申请号 WO1996EP04435 申请日期 1996.10.11
申请人 UNILEVER N.V.;UNILEVER PLC 发明人 BUNSCHOTEN, GERRIT, KLAAS;ELLIS, SIMON, RICHARD;VREEMAN, JAN, AREND
分类号 A47K5/12;(IPC1-7):A47K5/12 主分类号 A47K5/12
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