CONTERRA, INC. Patent applications |
Patent application number | Title | Published |
20130306405 | Systems and Methods for Controlling Rope - A device for controlling movement of a rope has a main part and a bar assembly. The bar assembly is pivotably connected to a first side portion of the main part for rotation between a first position in which the bar assembly is not in contact a second side portion of the main part and a second position in which the bar notch receives the second side portion. The bar assembly is arranged in the first position to allow a portion of the rope to be arranged within a central opening and at least partly around the bar part. The bar part is arranged in the second position such that the main part and the bar part define first and second opening portions of the central opening and the portion of the rope extends through the first and second opening portions and at least partly around the bar part. | 11-21-2013 |
20110173780 | SYSTEMS AND METHODS FOR CONTROLLING ROPE - A device for controlling movement of a rope comprising a main part and a bar part. The main part comprises first and second side members and first and second end members. The bar part defines an opening, and the first side member extends through the opening. The bar part is displaced to allow a portion of the rope to be arranged within the central opening and at least partly around the bar part. The bar part is displaced such that the main part and the bar part define first and second opening portions of the central opening and the portion of the rope extends through the first and second opening portions and at least partly around the bar part. | 07-21-2011 |
20100133491 | SYSTEMS AND METHODS FOR CONTROLLING ROPE - A device for controlling movement of a rope comprises a main part and a bar part. The main part defines a central opening, first and second side portions, first and second end portions, at least one projection portion extending from each end portion, and a friction surface formed at junctures of each end portion and the at least one projection portion adjacent thereto. The bar part is movably attached to the first side portion. The bar part is displaced to allow a portion of the rope to be arranged within the central opening and at least partly around the bar part. The bar part is displaced such that the main part and the bar part define first and second opening portions of the central opening and the portion of the rope extends through the first and second opening portions and at least partly around the bar part. | 06-03-2010 |