Patent ID: 8197152

Claim:
A liquid dispenser comprising: a hollow shank for containing liquid, the hollow shank having a first end that is closed and a second end that is open, a first tapered hole centrally defined in the first end of the hollow shank and communicating with an inner periphery of the hollow shank, a connector co-axially and outwardly extending from the first end of the hollow shank, a second tapered hole longitudinally defined in the connector and communicating with the first tapered hole, an annular rib inward extending from a distal edge of the second tapered hole, multiple slots radially defined in a free end of the connector and communicating with the second tapered hole, a steel ball movably received in the second tapered hole for selectively closing the second tapered hole and having a diameter greater than an inner diameter of the annular rib to prevent the steel ball from detaching from the connector; a dispensing head longitudinally mounted to the connector for dispensing liquid from the hollow shank, the dispensing head including an engaging portion sleeved on the connector and a connecting portion longitudinally extending from the engaging portion for mounting a dispensing element; a control device longitudinally mounted to the second end of the hollow shank for selectively opening/closing the first tapered hole; and a sheath detachably mounted to the first end of the hollow shank for protecting the dispensing head after use.