Patent ID: 6871804
Filing Date: 2005-03-29
Classification: F16L

Abstract:
1. A disconnectable hot air nozzle adapted for hot air blowing type heating device to be used for removal of a surface mounted electric part, and adapted for being connected with hot air pipe, the hot air nozzle including: a nozzle holder for holding a nozzle which is for blowing hot air; a cylindrical attachment to be connected with the air pipe at its upper end portion; a cylindrical cover provided to surround the attachment and connected to the attachment such that the cylindrical cover can not rotate relative to the attachment but can move vertically for a predetermined amount relative to the attachment; and a urging member provided between the attachment and the cover to urge the cover upward relative to the attachment; the hot air nozzle is characterized by that said cover is provided with a retaining pin which projects radially; that said nozzle holder has a cylindrical portion fittable to the lower part of the attachment, the cylindrical portion being provided with an introducing portion for introducing the retaining pin of the cover, and a hook shaped retaining portion for retaining the retaining pin; that said attachment and nozzle holder are respectively provided with abutting portions vertically opposing each other; that when said cylindrical portion of the nozzle holder is fitted to the lower portion of the attachment and said retaining pin is introduced by the introducing portion of the nozzle holder and retained at the retaining portion, the nozzle holder is disconnectably fixed to the attachment with said abutting portions being brought into resilient abutment with each other by the force applied from the urging member to the nozzle holder via the retaining pin.