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:
Sep. 30, 2003
Filed:
Jun. 22, 2001
Reinhard Heyder, Berlin, DE;
Jörg Skrippek, Priort, DE;
BSH Bosch und Siemens Hausgeraete GmbH, Munich, DE;
Abstract
A compact drive apparatus for a front-loading laundry treatment machine includes a support having a projection and a rear face, a shaft having an axis, a laundry drum having a rear wall, and a motor having magnetic poles and a stator with field windings and laminated cores. The laundry drum is mounted substantially horizontally on the support through the shaft. The rear wall has a bell-shaped depression with an inner circumference. The depression extends in a direction of the longitudinal axis and accommodates the projection. The motor is disposed on the rear face and directly drives the shaft. The laminated cores are disposed on the projection, and the magnetic poles are distributed on the inner circumference and are disposed externally opposite the laminated cores to accommodate the field windings with an air gap therebetween. Preferably, the projection is a bell-shaped flange of the support or of the rear wall of the support to surround the shaft as a bearing sleeve.