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公开(公告)号:US3641978A
公开(公告)日:1972-02-15
申请号:US3641978D
申请日:1969-01-07
Applicant: PORVAIR LTD
Inventor: HATHORN GEORGE STUART
CPC classification number: B05D7/5423 , B05D1/26 , B05D3/108 , D06B15/085 , D21H5/0015 , D21H23/40
Abstract: Coating apparatus suitable for depositing superimposed layers of two different viscous liquids or pastes on a support is provided which comprises a pair of hoppers having one lip common to both hoppers, forming the downstream lip of the upstream hopper and the upstream lip of the downstream hopper.
Abstract translation: 提供适用于在支撑体上沉积两种不同粘性液体或糊状物的重叠层的涂布装置,其包括一对料斗,其具有与两个料斗共同的一个唇缘,形成上游料斗的下游唇缘和下游料斗的上游唇缘。