CPC B65G 65/4881 (2013.01) [B65G 65/005 (2013.01); B65G 2201/0211 (2013.01); B65G 2812/0645 (2013.01); B65G 2814/0302 (2013.01); B65G 2814/0325 (2013.01); B65G 2814/0344 (2013.01)] | 20 Claims |
1. A vane for a dispenser comprising:
a flexible curved outer surface;
a plurality of flexible teeth arranged radially along a length of the flexible curved outer surface,
wherein the flexible curved outer surface and the plurality of flexible teeth are radially moveable;
an inner surface to receive a shaft; and
a plurality of flexible radial segments between the flexible curved outer surface and the inner surface configured to maintain a back pressure when the flexible curved outer surface moves radially inward.
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