A rope lock is a device used in a counterweight fly system to prevent a rope, and the line set it controls, from moving. The lock is controlled by a steel handle that engages the lock when vertical and releases it when horizontal. The handle is typically red powder coated or covered by a red rubber grip. A steel, oval-shaped safety ring encircles ...
Found on
http://en.wikipedia.org/wiki/Rope_lock
The handling rope of a counterweight set passes through a 'rope lock' which when locked prevents any further movement.
Found on
https://www.encyclo.co.uk/local/20411
No exact match found.
