Invention Grant
- Patent Title: Handheld power tool
- Patent Title (中): 手持电动工具
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Application No.: US13222724Application Date: 2011-08-31
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Publication No.: US08985236B2Publication Date: 2015-03-24
- Inventor: Michael Wierer , Adrian Scherrer , Fabian Martin , Josef Althaus
- Applicant: Michael Wierer , Adrian Scherrer , Fabian Martin , Josef Althaus
- Applicant Address: LI Schaan
- Assignee: Hilti Aktiengesellschaft
- Current Assignee: Hilti Aktiengesellschaft
- Current Assignee Address: LI Schaan
- Agency: Crowell & Moring LLP
- Priority: DE102010040173 20100902
- Main IPC: B25D17/24
- IPC: B25D17/24 ; B25D17/04
Abstract:
A handheld power tool is disclosed. The handheld power tool has a drive oscillating along a working axis and a vibration damper. The vibration damper has a mass element suspended in a spring mechanism. The spring mechanism acts with a first spring stiffness and acts with a second spring stiffness. The first spring stiffness is different from the second spring stiffness.
Public/Granted literature
- US20120055689A1 HANDHELD POWER TOOL Public/Granted day:2012-03-08
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