Quote:
Originally Posted by GeeTwo
That would be "leaving the downstroke unpowered", which has been considered and largely discarded. Unless you have a separate mechanism to engage and disengage from the tote, your downstroke will have to work against some sort of spring action to get around the top edge of the tote. For reliable action, either the down stroke needs to be powered, or a spring return is needed, or the carriage must be heavy enough to force through the ratcheting action.
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That's not hard. The weight of the shaft alone will probably be enough to overcome the friction of the cylinder. Anyway Ari423's reasoning for not powering the downstroke was not due to friction but due to the solenoids switching restrictions (what I'm questioning).