Patent ID: 8919540

Claim:
A take-up device for a conveyor, comprising: a carriage movably joined to a support structure; a pulley joined to the carriage, the pulley configured for operative association with an endless belt of the conveyor; a counterweight assembly comprising: a counterweight arm pivotally joined to the support structure and configured to move from an upper limit position to a lower limit position; a tension arm that extends generally transversely from a first end portion of the counterweight arm; and a counterweight supported by the counterweight arm at a second end portion of the counterweight arm where the second end portion of the counterweight arm is distal from the first end portion of the counterweight arm; a connector joined to the carriage at one end portion of the connector and to the tension arm at a second end portion of the connector that is distal the first end portion of the connector; and a safety restraint joined to the counterweight arm and configured to resist movement of the counterweight arm below the lower limit position.