| 摘要 |
A forced hot air appliance comprises a main handle housing assemble that is generally tubular, a heater which is mounted within the main handle housing for heating air which flows therepast, a ventilator for forcing air to flow through the main handle housing, a bearing assembly which includes a generally tubular bearing sleeve, a swivel handle assembly including a head portion and a body portion, the head portion having a rear end which defines an air inlet screen and a front end which defines a circular opening through which the rear portion of the bearing sleeve extends for enabling the bearing sleeve and the main handle housing to be rotatably supported, and a submersible switch which is mounted within the swivel handle housing including a switch box and two spaced apart metallic contact which contact metallic contact rings on the bearing sleeve of the bearing assembly regardless of the rotational position of the bearing sleeve and the main handle housing relative to the head portion of the swivel handle housing.
|
