Title:
自律型掃除機
Document Type and Number:
Japanese Patent JP7328913
Kind Code:
B2
Abstract:
To propose an autonomous type cleaner which has an excellent ability in cleaning against a wall and on a corner in a cleaning place and is movable after smoothly separating from the wall and the corner in the cleaning place.SOLUTION: An autonomous type cleaner 1 includes: a main body 2; a cleaning part 12 arranged in a bottom surface of the main body 2; a movement part 11 for moving the main body 2; and a control part 15 for controlling the movement part 11 so as to autonomously move the main body 2. The main body 2 includes a front half part 52 which is projected to an outer area OR of a first circle Ci1 whose radius is a first distance R1 from an ultra-pivotal brake turn center Cn1 in ultra-pivotal brake turning to side ends 51 and also which is positioned on a front side from the ultra-pivotal brake turn center Cn1. The front half part 52 includes: a linear front edge part 23; and side edge parts 25 further from pivotal brake turn centers Cn2 in pivotal brake turning. A front end of each one of the side edge parts 25 has a shape to mitigate interference between the main body 2 and an obstacle when the main body 2 is in contact with the obstacle during pivotal brake turning. The cleaning part 12 is arranged along the front edge part 23.SELECTED DRAWING: Figure 4
Inventors:
Ritsuo Takemoto
Ikuo Ohshima
Ikuo Ohshima
Application Number:
JP2020017364A
Publication Date:
August 17, 2023
Filing Date:
February 04, 2020
Export Citation:
Assignee:
Toshiba Lifestyle Corporation
International Classes:
A47L9/28; A47L9/00; A47L9/04
Domestic Patent References:
| JP2019166110A | ||||
| JP2013106820A | ||||
| JP2005222226A | ||||
| JP2017503267A | ||||
| JP4167106A | ||||
| JP62292126A |
Foreign References:
| US20080184518 |
Attorney, Agent or Firm:
Patent Attorney Tokyo International Patent Office