The disclosed line releasing clamp receives a line in a saddle portion of the clamp, the line including a stop lug that is caught against the end of the saddle to resist the tension of the line. The saddle in turn is received in, and pivotally attached to, a clip. Upon the tension in the line exceeding...http://www.google.com/patents/US4028780?utm_source=gb-gplus-sharePatent US4028780 - Line releasing clamp