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. 29, 2015
Filed:
Mar. 05, 2013
Applicant:
Zf Friedrichshafen Ag, Friedrichshafen, DE;
Inventor:
Achim Sauerbrey, Schweinfurt, DE;
Assignee:
ZF Friedrichshafen AG, Friedrichshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 25/00 (2006.01); F16F 9/46 (2006.01);
U.S. Cl.
CPC ...
F16K 25/00 (2013.01); F16F 9/464 (2013.01); F16F 2226/04 (2013.01);
Abstract
An adjustable damping valve has a valve housing in which is arranged a coil housing and an annular back-iron member which are connected in a magnetically conducting manner to a valve armature. The back-iron member radially penetrates the coil housing via a plurality of windows and has flattened portions at the edge. The at least one window in the coil housing has a width corresponding at least to the width of the back-iron member in at least one assembly position so that the back-iron member can be inserted radially into the coil housing via the at least one window.