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:
Oct. 04, 2011
Filed:
May. 27, 2009
Applicants:
Steffen Maurer, Stuttgart, DE;
Matthias Dietz, Bietigheim-Bissingen, DE;
Inventors:
Steffen Maurer, Stuttgart, DE;
Matthias Dietz, Bietigheim-Bissingen, DE;
Assignee:
Dr. Ing. h.c. F. Porsche Aktiengesellschaft, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60G 17/02 (2006.01); B60G 11/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
An inner and an outer spring plate are disposed, in a radially spaced relationship from one another, on a spring strut cylinder. In a first springing position (normal position), the helical spring is supported with a turn region of small diameter against the inner spring plate. In a second springing position (sports position) of the helical spring, the latter is supported with a turn region of larger diameter against the outer spring plate.