Patent · US Expired

Armature for an electric machine

US6744159B2 · kind B2 · utility

3Cited by

5References

6Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Bruno Droll · Bühl, DE
Martin Karl · Sasbachwalden, DE
Martin Goedecke · Laufenburg (Baden), DE

Key dates

Filing date	Aug 5, 2002
Grant date	Jun 1, 2004
Priority date	—
Expiry date	Aug 5, 2022

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16B17/006
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

An armature of the invention has a component, to be mounted on the shaft, that has a protrusion in the internal diameter; the protrusion engages a knurled feature on the shaft, and the initial stresses can lessen at least in part over the course of time.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.