VACUUM CLEANER WITH REUSABLE FILTER Russian patent published in 2005 - IPC

FIELD: household appliances.

SUBSTANCE: proposed vacuum cleaner can be used with cyclone dust collector and reusable filter or with cartridge filter. Vacuum cleaner contains housing with dust-collecting compartment and motor compartment communicating with dust-collecting compartment, suction channel communicating with vacuum cleaner housing through extension tube to which cyclone dust collector is attached to separate and collect dust and dirt from air under action of centrifugal force and to build air vortex creating centrifugal force. Dust-collecting compartment of vacuum cleaner housing accommodates dust trap filter installed for removal to separate and collect any impurities not separated by cyclone dust collector whose design provides reusing of filter owing to possibility of removal of collected dust from filter and subsequent cleaning of dust trap filter. Fixing devices are provided for fixing dust trap filter in required position in dust-collecting compartment of vacuum cleaner housing. According to other design version, vacuum cleaner housing has motor compartment and dust compartment with device for contacting with surface to be cleaned and action of suction air flow to take in dust communicates with dust collecting compartment. Cartridge filter arranged in dust compartment has housing, detachable filter arranged in housing for separating dust and dirt from air flow and fixing mechanism secured on said housing and provided with lock for connection with indicated filter connection device. Cartridge filter adapted for fitting in dust-collecting compartment of vacuum cleaner has housing with filter for taking dust from air flow in vacuum cleaner, and dust trap. Cover connected to housing can be moved from open to closed position. Handle secured on cover is united with lock mechanism for connection with mating device in vacuum cleaner.

EFFECT: reduced cost of operation and repair at decreased overall dimensions and weight.

19 cl, 7 dwg