Multi-speed transmission
US-9217494-B2 · Dec 22, 2015 · US
Handheld power tool having a reduction gear unit
US9109670B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9109670-B2 |
| Application number | US-201213985513-A |
| Country | US |
| Kind code | B2 |
| Filing date | Feb 1, 2012 |
| Priority date | Feb 15, 2011 |
| Publication date | Aug 18, 2015 |
| Grant date | Aug 18, 2015 |
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Abstract
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In a handheld power tool having a reduction gear unit, drivable by a motor, for driving a drive shaft, the reduction gear unit being situated in a gear housing and being shiftable via a gearshift at least between a first gear having a comparatively high torque and a second gear having a comparatively low torque, the reduction gear unit is assigned a mechanical overload protection device which is designed to limit the reduction gear unit during operation of the handheld power tool, if a torque, transferred from the drive shaft to the reduction gear unit, exceeds a machine-specific limiting value.
First claim
Opening claim text (preview).
What is claimed is: 1. A handheld power tool, comprising: a gear housing; a motor; a drive shaft; and a reduction gear unit, drivable by the motor for driving the drive shaft, the reduction gear unit being situated in the gear housing and being shiftable via a gearshift at least between a first gear having a comparatively high torque and a second gear having a comparatively low torque, wherein the reduction gear unit is assigned a mechanical overload protection device which…
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Frequently asked questions
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- What does patent US9109670B2 cover?
- In a handheld power tool having a reduction gear unit, drivable by a motor, for driving a drive shaft, the reduction gear unit being situated in a gear housing and being shiftable via a gearshift at least between a first gear having a comparatively high torque and a second gear having a comparatively low torque, the reduction gear unit is assigned a mechanical overload protection device which i…
- Who is the assignee on this patent?
- Roehm Heiko, Windsheimer Ralf, Bosch Gmbh Robert
- What technology area does this patent fall under?
- Primary CPC classification F16H3/62. Mapped technology areas include Mechanical Engineering.
- When was this patent published?
- Publication date Tue Aug 18 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).