| 摘要 |
FIELD: medicine. ^ SUBSTANCE: individual portions of powder are sprayed from corresponding nests in substrate. Substrate is made in form of disk. Spraying is carried out due to outside tear of covering sheet due to pressure directed onto opposite side surface. Device has separate corresponding air ducts for any nest, separate channels for air which channels help to entrain of powder, cam mechanism for tearing nests outside, step shift mechanism connected with cam mechanism, and portions metering device. ^ EFFECT: complete usage of powder. ^ 51 cl, 21 dwg |
