Suction cup for household appliance e.g. vacuum cleaner, has pumping device which is formed as return valve in housing of vacuum chamber, for pumping out air in interior of vacuum chamber

摘要

The suction cup has a vacuum chamber and a pumping device for pumping out the air in the interior of vacuum chamber. The pumping device is formed as return valve (2) in the housing (1) of the vacuum chamber. A removable hose (13) is provided for connecting the portion of return valve located outside of the housing, with the device for providing vacuum. The other end of the removable hose is provided with a connecting piece (12) for attaching the air suction apparatus.