Peterson, Wicks, Nemer & Kamrath, P.A.
Retractable handle assembly for a suitcase
 A retractable handle assembly for a suitcase and includes a handlebar which has a bar disposed to a top thereof with a spring disposed therebetween, two connecting elements each having one end thereof fixedly to the bar and the other end extending through the handlebar, two second tubes each having one end fixedly to a base in the suitcase and having a plurality of fifth holes defined in an inner side thereof, two first tubes respectively retractably received in the first tube corresponding thereto, a first end of each of the first tubes fixedly to the handlebar and the connecting element received in the first tube corresponding thereto wherein the second end of the connecting element having two bosses extending therefrom and a slot defined between the two bosses, the second end of each of the first tube having a lower hole defined in an inner side thereof and a locking member urgedly extending through the slot, the lower hole of the first tube and one of the fifth holes of the second tube by a resilient element disposed in the first tube, the locking member being lifted from the fifth hole by the bosses moved below a head of the locking member by pushing the handlebar downwardly. 
Y A
Y10T A45C
additional inventional
Cheng-Tsan
Chou