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US 2011/0031823 A1Published application
Plastic element
AssigneeRobert Bosch GmbH
InventorsPatrick Schroeder, Peter Bohr
Life of this patent
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Abstract
The invention reduces vibration in a plastic element used in an electrical drive. The plastic element has a baseplate, at least two commutator brush boxes leading to a shaft passage channel which passes through the baseplate, and a bearing seat which is connected to the baseplate via at least one supporting arm for holding a shaft bearing. The invention provides for the entire contact area of the supporting arm with the baseplate to be arranged at a lateral distance from the commutator brush boxes.
Claims21
1-10. (canceled)
A plastic element comprising:
- a baseplate;
- a shaft passage channel extending through the baseplate;
- at least two commutator brush boxes extending toward the shaft passage channel;
- a bearing seat for receiving a shaft bearing, which bearing seat is connected to the baseplate;
- at least one supporting arm connecting the bearing seat to the baseplate, wherein an entire contact area between the at least one supporting arm and the baseplate is disposed at lateral spacing from the commutator brush boxes.
2 more elements
Dependencies are inferred from the claim text.