| 摘要 |
A device for dispensing individual doses of powder from respective pockets of a carrier, the device including: an indexing mechanism for indexing the carrier between respective pockets, a first counter ring having an indication of unit counts on a first display surface and being rotatable about a counter axis, a second counter ring having an indication of tens counts on a second display surface and being rotatable about the counter axis, and an intermittent-motion mechanism for driving the second counter ring from the first counter ring and rotating the second counter ring between consecutive tens counts when the first counter ring rotates between two predetermined consecutive unit counts, the first counter ring being driven with the indexing mechanism. |
