초록 ▼

A vacuum cleaner has a tank and a lid for closing off the tank. A motor/impeller unit is disposed inside the tank for generating an airstream. A filter support is attached to the lid and disposed inside the tank. A foam sleeve for removing liquid from the airstream is attached to the filter support.

A vacuum cleaner has a tank and a lid for closing off the tank. A motor/impeller unit is disposed inside the tank for generating an airstream. A filter support is attached to the lid and disposed inside the tank. A foam sleeve for removing liquid from the airstream is attached to the filter support. An air filter cartridge is removably attached to the filter support outside of the foam sleeve. The foam sleeve may remain in place as the filter cartridge is attached for dry pick-up or removed for wet pick-up. In addition, a drain hole is provided in the lid for draining liquid passing through the foam sleeve.

대표청구항 ▼

1. A filter assembly for a vacuum cleaner having a filter support and operable in a dry vacuum mode, for collecting dry materials, and a wet vacuum mode, for collecting liquid material, the filter assembly comprising:a liquid filter mounted on the filter support during both dry and wet vacuum modes;

1. A filter assembly for a vacuum cleaner having a filter support and operable in a dry vacuum mode, for collecting dry materials, and a wet vacuum mode, for collecting liquid material, the filter assembly comprising:a liquid filter mounted on the filter support during both dry and wet vacuum modes; a first air filter removably attached to the filter support during the dry vacuum mode, the first air filter having a filter medium disposed about the liquid filter, the first filter defining a lower end; and a cover attached to the lower end of the first air filter wherein the first air filter is removed during the wet vacuum mode.