| 摘要 |
Second certification of addition for improvements to the subject of patent no. 88-01147, for rotary compressing machine for the production of metered-out tablets of powdered soap, detergents and the like. It consists in the arrangement of a first unit for metered-out feeding of additive products, prior to the feed mechanism for the powdered soap. Said first feed unit pours the metered-out additive into matrix casings until a predetermined level is reached in each case, the powdered soap or detergent then being poured into said matrix casings by means of a double forced-feed body until filling of the casings is completed in the form of defined product strata. The matrix casings are then subjected to the operations of precompression, compacting and expulsion of the tablets to the collector. <IMAGE>
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