20140137370 | POSITIONING MECHANISM FOR TRAVEL BAG RETRACTABLE HANDLE - A positioning mechanism mounted in a travel bag retractable handle for locking inner tube to a respective outer tube is disclosed to include a holder block member, a latch member horizontally supported on an elastic member and movable in and out of the holder block member, a push member coupled to and movable along a vertical track of the holder block member and supported on an elastic member at the top of the holder block and controllable by a spring-supported press member of the travel bag retractable handle to move the latch member in an out of the holder block member between an extended locking position and a received unlocking position. | 05-22-2014 |