发明名称 PLUNGER
摘要 A plunger or scraper for use in moving waste substances, mainly food, into and down a disposal outlet. This outlet can be a type connectable to a waste disposal unit. The plunger (2) also can be used to sit in the drain whilst the unit is in use, with water running through the plunger, or it can be used as a plug. The plunger comprises a handle (4), two or more scraper blades (5, 6), and two collars (7, 8), the lower (8) of which is slotted. Each collar (7, 8) is fitted with a replaceable washer for sealing the plunger (2) in the drain. The plunger, with the exception of the washers, is integrally formed.
申请公布号 WO9509284(A1) 申请公布日期 1995.04.06
申请号 WO1994NZ00098 申请日期 1994.09.22
申请人 COORY, FREDRICK, MICHAEL 发明人 COORY, FREDRICK, MICHAEL
分类号 E03C1/262;(IPC1-7):E03C1/262;E03C1/302 主分类号 E03C1/262
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