The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 25, 2001
Filed:
May. 31, 2000
Walter Kohl, Lauffen, DE;
Istvan Ragaly, Schwieberdingen, DE;
Alexander Shendi, Asperg, DE;
Hans-Peter Groeter, Vaihingen, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
The electrical machine, in particular a three-phase generator, has a stator (,) secured in a housing (,) and a claw pole rotor (,) which is secured on a shaft (,) and has an exciter winding (,). Between the claw pole rotor and a bearing plate (,) that closes off the housing, there is an electrical repeater (,) for exciting the exciter winding (,). The primary winding (,) is disposed along with the core (,) on the bearing plate (,). The primary and secondary windings (,) of the repeater (,) are disposed between the bearing plate (,) and the claw pole rotor system (,); the primary winding (,) is disposed in a stationary core (,), and the secondary winding (,) is disposed in a rotating core (,), and the windings are coupled via an air gap (,).