Drive device
US8534060B1 · kind B1 · utility
21Cited by
9References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 31, 2009 |
| Grant date | Sep 17, 2013 |
| Priority date | — |
| Expiry date | Jul 18, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2045/005
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A drive device comprising improved components is described. The drive device may be of various known types that require the use of a steering clutch, axle support housings, and a vent that may either seal an internal sump or open the sump to an external atmosphere. The drive device is shown with a walk-behind vehicle that may include a snow thrower or blower.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.