| CPC B65B 51/067 (2013.01) [B65B 57/04 (2013.01); B65B 61/06 (2013.01); B65H 35/0013 (2013.01); B65H 2402/54 (2013.01); B65H 2701/1944 (2013.01)] | 16 Claims |

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1. A tape head, comprising:
a roller assembly comprising:
a leading roller and a trailing roller;
a linkage connecting the leading roller to the trailing roller, wherein the linkage moves the leading roller and the trailing roller in unison; and
a spring configured to be tensioned as the leading roller and the trailing roller are moved from a lowered position to an elevated position and configured to be relaxed as the leading roller and the trailing roller are moved from the elevated position to the lowered position;
a roller-assist assembly configured to assist the roller assembly to tension the spring, the roller-assist assembly comprising:
a roller-assist air cylinder; and
a roller-assist arm linkage connected to the roller-assist air cylinder, wherein extension of the roller-assist arm linkage tensions the spring, and wherein retraction of the roller-assist arm linkage allows the tape head to operate without operation of the roller-assist assembly; and
a control assembly configured to control operation of the roller-assist air cylinder of the roller-assist assembly.
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