A lock with a support helping to extend the locking range includes a steel rope and a separate female lock body. The steel rope is connected to a male locking rod and a ring from two ends. The support has two plates connected to each other, and has a round hole on each of the plates. The male locking...http://www.google.com/patents/US20020139153?utm_source=gb-gplus-sharePatent US20020139153 - Lock with a support helping to extend locking range
