Patent ID: 7571943

Claim:
A retractable chopstick, comprising: a hollow mounting sleeve; a shank retractably mounted in the mounting sleeve and movable relative to the mounting sleeve between a retracted position where an upper end of the shank is locked in an upper end of the mounting sleeve and a lower end of the shank is received in a lower end of the mounting sleeve and an expanded position where the shank protrudes outwardly from the mounting sleeve and the upper end of the shank is locked in the lower end of the mounting sleeve; wherein: the lower end of the mounting sleeve is formed with a radially and inwardly extending lower positioning boss; the upper end of the shank is provided with an enlarged head which has a periphery formed with an axially extending guide groove to guide movement of the lower positioning boss of the mounting sleeve and a transversely extending locking groove connected to the guide groove to lock the lower positioning boss of the mounting sleeve.