Patent ID: 6738564
Filing Date: 2004-05-18
Classification: A45D,F24H

Abstract:
A heat gun with an extendible/retractable safe heatproof sleeve comprising of:a housing composed of two hollow half-housings abutted and connected with each other, a muzzle of said heat gun has on a front end thereof a portion with a reduced caliber that has two lateral sides provided each with an axial recess which has at least an engaging portion; and a heatproof sleeve being a hollow housing adapted to slipping over said portion with said reduced caliber on said front end of said housing of said blower, said housing has on each of two lateral sides thereof a sheet extending rearwardly, when said heatproof sleeve is slipped over said front end of said housing of said heat gun, said sheets extend into said two axial recesses on said portion with said reduced caliber, said heatproof sleeve thereby slides on said portion with said reduced caliber, said sheets each is provided on an inner side thereof with a protrusion, said engaging portions of said axial recesses thereby are adapted for engaging said protrusions, and said heatproof sleeve sliding on said front end of said housing of said heat gun does not drop.