Patents in subclass Excavating/Centrifugal Impeller
Parent class: Excavating
| Number | Patent title | Issue Date |
|---|---|---|
| 07121021 | Snow removal machine A snow removal machine of this invention has a blower provided in a blower housing for throwing up snow collected by an auger toward a chute. The blower has a plurality of supporting members provided on a drive shaft for rotating the... |
10/17/2006 |
| 06865826 | Impeller blade for snowblower A blade or paddle for use with a snowblower impeller formed from a flexible material. The flexible material includes a plurality of layers of reinforcing material to reinforce the blade and provide greater tensile strength. The working... |
03/15/2005 |
| 06266598 | Control system and method for a snow removal vehicle A snow removal vehicle is provided comprising an impeller, an engine system, and an engine control system. The engine control system receives feedback information pertaining to operation of the impeller, and controls the engine system... |
07/24/2001 |