Patent ID: 6247203
Filing Date: 2001-06-19
Classification: A45C,Y10T

Abstract:
A pop-up mechanism for an extendable handle of wheeled luggage comprising:a push button of the retractable handle having a retractable pin;a support tube;a sliding tube adapted to be slidably movable within the support tube;an elastic device provided on the sliding tube comprising:a sleeve member disposed on the top of the support tube;a sliding member including a sliding block and a hollow sliding seat for receiving a lower portion of the sliding block therein thereby attaching to the sliding tube by means of the sliding block;a guiding member provided within a space between the sliding block and the sliding seat including a U shaped arm and a vertical pin such that the sliding block and the sliding seat are adapted to be slidable in parallel to the U shaped arm; andan elastic member put on the vertical pin having an upper end attached to a bottom of the U shaped arm and a lower end attached to a bottom of the sliding seat;wherein the pin of the push button is retracted into the sliding tube, and once the pin is retracted into the push button by pressing the push button the sliding tube is unlocked and thus the elastic member is expanded to move the sliding seat along with the sliding block downward a predetermined distance and accordingly the sliding tube moves downward the corresponding predetermined distance thereby enabling to operate the handle by a single hand.