发明名称 Vibrating hand machine tool with anti-vibration element
摘要 <p>The tool has a sub-assembly (5) that vibrates along a vibration axis. An anti-vibration element (1) vibrationally decouples a handle sub-assembly (6) from the sub-assembly (5) and has a coil spring (7) formed of a spring wire. A threaded plug (3) is provided with an outer thread (4). The coil spring (7) has a set of windings (2) extending along a preload region (V) and screwed on the outer thread under an axial compressive preload. The outer thread has an intermediate-channel width (Z) greater than diameter (D) of the wire, and has a spring-side contact surface having a non-linear pitch.</p>
申请公布号 EP1990147(A2) 申请公布日期 2008.11.12
申请号 EP20080103704 申请日期 2008.04.24
申请人 HILTI AKTIENGESELLSCHAFT 发明人 MOESSNANG, FRANZ
分类号 B27B17/00;B25F5/00 主分类号 B27B17/00
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