NAPLESS ATTACHMENT OF VACUUM CLEANER Russian patent published in 1996 - IPC

FIELD: cleaning equipment. SUBSTANCE: attachment uses a flexible blind in the form of a ring of a wavy shape and prongs on the lower end face around the suction port. EFFECT: enhanced dust-collecting capacity of vacuum cleaner, decreased time of dust collection, enhanced service life of vacuum cleaner and provision of sparing contact of attachment with treated surface and continuous varnished surfaces of furniture. 6 dwg