Industrial vacuum cleaner has a motor head in a sealed fit on the dirt collector, but which can be lifted clear, with a filter insert in a release mounting at the under side of the motor head

摘要

The industrial vacuum cleaner has a motor head (1) set on the dirt collector (5) in a sealed fit, and which can be lifted clear. The filter insert (2) has a basket structure, secured to the motor head to move with it when lifted away, but which can be pulled clear. The filter insert has a flange (23) lying against the under side (13) of the motor head.