Patent ID: 11882986
Assignee: TALENTONE HONG KONG LIMITED
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 6:
7. The floor types identifying device of claim 6, wherein the plurality of functions further comprise:
(i) judging that the moved suction head is moved from the hard surfaced floor into the floor with short-pile-carpeted surface in case of the suction head being moved along the first direction as well as the value of the first signal level falling in the first zone suddenly having a variation value greater than the first level variation value; and
(j) judging that the moved suction head is moved from the floor with short-pile-carpeted surface into the floor with long-pile-carpeted surface in case of the suction head being moved along the first direction as well as the value of the first signal level falling in the second zone suddenly having a variation value greater than the second level variation value.