Invention Grant
- Patent Title: Electric handheld machine tool
- Patent Title (中): 电动手持机床
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Application No.: US13313419Application Date: 2011-12-07
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Publication No.: US09346154B2Publication Date: 2016-05-24
- Inventor: Heiko Roehm
- Applicant: Heiko Roehm
- Applicant Address: DE Stuttgart
- Assignee: ROBERT BOSCH GMBH
- Current Assignee: ROBERT BOSCH GMBH
- Current Assignee Address: DE Stuttgart
- Agency: Norton Rose Fulbright US LLP
- Priority: DE102010063145 20101215; DE102011086919 20111123
- Main IPC: B23B45/16
- IPC: B23B45/16 ; B25B21/00 ; B23Q5/10 ; B23Q5/12 ; B25B21/02 ; B25D16/00 ; B25F5/00

Abstract:
An electric handheld machine tool includes: a tool spindle driven by an electric motor; a gearing situated between the tool spindle and the electric motor; and a manually adjustable operating element which has an adjustment travel, the adjustment travel having at least two functional ranges. Upon switching over from a first functional range to a second functional range, a mechanical additional function of the gearing is mechanically connected. The operating element is configured as a part of a motor switching element for influencing the current through the electric motor.
Public/Granted literature
- US20120152579A1 Electric handheld machine tool Public/Granted day:2012-06-21
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