Rotor for snow thrower
US11066796B2 · kind B2 · utility
2Cited by
11References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2018 |
| Grant date | Jul 20, 2021 |
| Priority date | — |
| Expiry date | Oct 9, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01H5/098
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A snow thrower is disclosed including a rotor assembly having a first auger, a second auger, and a paddle disposed between the first and second augers The snow thrower also includes an intake housing having a first interior surface adjacent to the first auger and a second interior surface adjacent to the second auger, where an outer edge of the first auger has a clearance of less than 1 centimeter from the first interior surface across a sweep of at least 120 degrees, and an outer edge of the second auger has a clearance of less than 1 centimeter from the second interior surface across a sweep of at least 120 degrees.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.