B - Operations – Transporting – 65 – G
Patent
B - Operations, Transporting
65
G
B65G 25/12 (2006.01) B27B 31/00 (2006.01)
Patent
CA 2089780
A log ladder for sorting, feeding and indexing in a downstream direction a stack of logs into a stream of logs has a first notched step and a first set of collectively actuable lift arms pivotable about a first axis, and a second set of collectively actuable lift arms downstream of the first set of lift arms, actuable independently of the first set of collectively actuable lift arms and pivotable about a second axis, the first set of lift arms actuable from a lowered position to a raised position whereby the first set of lift arms are engageable with a log at a first engagement point thereby to raise the log from the stack of logs, the first axis downstream of the first engagement point relative to the direction of movement of said logs in said stream of logs, the first axis generally below the first notched step, the first notched step adapted to receive and holdthe stack of logs, the first set of lift arms in the raised position positioning the log so as to deposit the log into a second notched step below the first set of lift arms in the raised position and downstream of the first notched step, the secondset of lift arms actuable from a lowered position to a raised position whereby the second set of lift arms are engageable with the log in the second notched step at a second engagement point thereby to raise the log from the second notched step, the second axis downstream of the second engagement point and generally below the second notched step, the second set of lift arms in the raised position positioning the log so as to deposit the log from the log ladder.
Edwards Antony C.
Redekop Stanley W.
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