Patent ID: 6913211

Claim:
A sprinkler comprising: a handle; a nozzle; and a connection structure for connecting said nozzle to said handle in such a manner that said connection structure is fastened at a top end with said nozzle, and at a bottom end with said handle; wherein said connection structure comprises: a connection member formed of a first connector of a hollow construction, and a second connector of a hollow construction, said first connector being provided at an upper end portion with outer threads and a plurality of elastic retaining pieces arranged at intervals, said second connector being provided in a lower end portion with inner threads and being rotatably engaged with said first connector in such a way that said second connector is fitted over said first connector, and that said inner threads of said second connector are engaged with said outer threads of said first connector; and an extension pipe formed of an outer tube and an inner tube, said outer tube being fastened at a top end with a lower end portion of said first connector, and at a bottom end with said handle, said inner tube being fastened at a top end with said nozzle such that a bottom end of said inner tube is slidably fitted into the top end of said outer tube through said first connector and said second connector, with said inner tube being intimately embraced by said elastic retaining pieces of said first connector when said second connector is fastened against said first connector; wherein said elastic retaining pieces of said first connector of said connection member are provided with a retaining projection; said outer tube of said extension pipe is provided at the top end with a plurality of through holes corresponding in number to said elastic retaining pieces of said first connector; the top end of said outer tube is fitted into said first connector such that said inner tube of said extension pipe is intimately embraced by said retaining projections of said elastic retaining pieces of said first connector via said through holes of said outer tube.