| 摘要 |
A capping mechanism comprising an active feeder ( 20 ) device in which caps ( 1, 10 ) are fed actively forward arranged top-to-bottom along a feeding axis ( 30 ), and a hollow rotatable and linearly movable chuck device ( 40 ) arranged at the feeder's outlet end ( 22 ) and devised to grip a cap and mount said cap to a container opening. The feeder device preferably comprises movable members working in pairs ( 23, 24 and 25, 26 resp.) alternating to influence a row or pile of caps.
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