Invention Grant
- Patent Title: Concrete finishing trowel
- Patent Title (中): 混凝土整理抹布
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Application No.: US11568136Application Date: 2005-04-22
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Publication No.: US07674069B2Publication Date: 2010-03-09
- Inventor: Otto W. Stenzel
- Applicant: Otto W. Stenzel
- Applicant Address: DE Munich
- Assignee: Wacker Neuson SE
- Current Assignee: Wacker Neuson SE
- Current Assignee Address: DE Munich
- Agency: Boyle Fredrickson, S.C.
- Priority: DE102004019866 20040423
- International Application: PCT/EP2005/004354 WO 20050422
- International Announcement: WO2005/103413 WO 20051103
- Main IPC: E01C19/22
- IPC: E01C19/22
Abstract:
A concrete finishing trowel comprising at least one rotor which is mounted on a frame and is provided with a rotatably driven shaft and several blades that are mounted on the driven shaft. A blade deflection mechanism moves the blades on a path that deviates from a circular path relative to the drive shaft.
Public/Granted literature
- US20080019774A1 Concrete Finishing Trowel Public/Granted day:2008-01-24
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