Automatic cleaner
US9895038B2 · kind B2 · utility
0Cited by
0References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2014 |
| Grant date | Feb 20, 2018 |
| Priority date | — |
| Expiry date | May 27, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60B2900/351
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An automatic cleaner is provided. The automatic cleaner may include a main body, and a wheel assembly disposed in the main body to allow the main body to move. The wheel assembly may include a drive, a first wheel rotated by a power of the drive, and a second wheel rotated by the power of the drive. The second wheel may include a plurality of contact protrusions on an outer circumferential surface thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.