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.

Date of Patent:
Sep. 01, 2015

Filed:

Feb. 09, 2007
Applicants:

Frank Born, Dienethal, DE;

Rolf Mintgen, Thuer, DE;

Dirk Rennecke, Andernach, DE;

Bernd Rosenstein, Bonefeld, DE;

Yukio Ushida, Toyoake, JP;

Masaru Kaneko, Tokai, JP;

Hiroshi Aoyama, Okazaki, JP;

Inventors:

Frank Born, Dienethal, DE;

Rolf Mintgen, Thuer, DE;

Dirk Rennecke, Andernach, DE;

Bernd Rosenstein, Bonefeld, DE;

Yukio Ushida, Toyoake, JP;

Masaru Kaneko, Tokai, JP;

Hiroshi Aoyama, Okazaki, JP;

Assignee:

Stabilus GmbH, Koblenz, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 69/00 (2006.01); F16F 9/02 (2006.01); F16F 5/00 (2006.01); F16F 9/56 (2006.01);
U.S. Cl.
CPC ...
F16F 9/0254 (2013.01); F16F 9/56 (2013.01); F16F 2230/0041 (2013.01);
Abstract

A piston rod is connected to a piston and extends through a seal in the end face of a cylinder. A locking tube which surrounds the cylinder when the piston rod is retracted has a first end section mounted to the free end of the piston rod so that the locking tube is pivotable between a release position, wherein the locking tube is substantially coaxial to the piston rod, and a locking position, wherein the locking tube is inclined toward the piston rod. An opposed second end section has a supporting stop which can be positioned axially against the free end of the cylinder when the piston rod is extended and the locking tube is in the locking position. An actuable retaining device retains the locking tube in the locking position only by manually pivoting the locking tube into the locking position when the piston rod is extended.


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