PURPOSE: To eliminate a bad condition that a feed chain guide lever is raised in a releasing direction against a forcing spring and further revolving operation of the feed chain should be carried out in the case wherein since the feed chain guide lever is always forced to the side of the feed chain by the forcing spring. ;CONSTITUTION: An under-chain type feed chain 8 is rotatable and openable to the side, a feed chain guide lever 2 to be brought into contact with the tip and the top of feed chain 8 is forced to the side of the feed chain by a support crossing spring 7 and extended from a reaping part. When the feed chain 8 is released, the feed chain guide lever 2 is moved across the support and maintained in a standing state.;COPYRIGHT: (C)1994,JPO&Japio
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