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:
Apr. 22, 2008
Filed:
Dec. 20, 2005
Applicants:
Marco Grethel, Buehlertal, DE;
Franz Benz, Achern, DE;
Inventors:
Marco Grethel, Buehlertal, DE;
Franz Benz, Achern, DE;
Assignee:
LuK Lamellen und Kupplungsbau Beteitigungs KG, Buehl, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 48/02 (2006.01); F16D 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
To disengage a clutch using the clutch actuation in the event of a failure of the system, having pedal force-assisted pressurization of the hydraulic system, composed of two hydraulic circuits, a master cylinder and a slave cylinder being essentially disposed in the first circuit, and an electromotor-driven pump being in the second circuit, and the two circuits communicating with one another in a mutually controllable fashion via a valve block having a pressure slide valve and a pressure-valve spring, an emergency release mechanism is provided in the hydraulic system.