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. 03, 2002
Filed:
Apr. 28, 2000
Applicant:
Inventor:
Hartmut Michel, Reutlingen, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 4/726 ; H03K 1/70814 ;
U.S. Cl.
CPC ...
H01H 4/726 ; H03K 1/70814 ;
Abstract
A circuit arrangement, in particular for triggering an ignition output stage, having a power switching transistor and a switchable freewheeling circuit or an auxiliary channel. The freewheeling circuit or the auxiliary channel may be constituted by a triggerable four-layer element.