Invention Grant
- Patent Title: Concentric axis snow blower attachment
- Patent Title (中): 同心轴除雪机附件
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Application No.: US11230214Application Date: 2005-09-19
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Publication No.: US07712232B2Publication Date: 2010-05-11
- Inventor: David S. Majkrzak
- Applicant: David S. Majkrzak
- Agency: Patterson, Thuente, Skaar & Christensen, P.A.
- Main IPC: E01H5/09
- IPC: E01H5/09

Abstract:
A snow blower attachment includes a concentric axis fan and auger, the fan and auger being independently powered by respective motors and being axially operably coupled for support and for independent rotation of the fan and auger.
Public/Granted literature
- US20070062076A1 Concentric axis snow blower attachment Public/Granted day:2007-03-22
Information query
IPC分类: