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. 29, 2009
Filed:
Nov. 15, 2006
Ulrich Rettmar, Buehlertal, DE;
Peter Klobes, Bietigheim, DE;
Ulrich Rettmar, Buehlertal, DE;
Peter Klobes, Bietigheim, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
Blocking apparatus, as well as a gearbox drive unit containing such a blocking apparatus, as well as a method for production of a gearbox drive unit such as this for blocking any rotary movement of a shaft () with respect to a housing () of the gearbox drive unit (), having a first blocking element () which can rotate and having a second blocking element () which can be moved with respect to the first blocking element () by means of at least one electromagnet () and at least one return element (), with the blocking elements () engaging with one another in an interlocking form in the axial direction in the blocked state, and with at least one acoustic damping element () being arranged axially between the interlock () and the electromagnet ().