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:
Feb. 03, 2009
Filed:
Jul. 27, 2006
George Bailey, Wooster, OH (US);
Michael Davis, Wooster, OH (US);
Philip George, Wooster, OH (US);
Jeffrey Hemphill, Copley, OH (US);
Patrick Lindemann, Wooster, OH (US);
David Smith, Wadsworth, OH (US);
Michael G. Swank, Shreve, OH (US);
George Bailey, Wooster, OH (US);
Michael Davis, Wooster, OH (US);
Philip George, Wooster, OH (US);
Jeffrey Hemphill, Copley, OH (US);
Patrick Lindemann, Wooster, OH (US);
David Smith, Wadsworth, OH (US);
Michael G. Swank, Shreve, OH (US);
LuK Lamellen und Kupplungsbau Beteiligungs KG, Buehl, DE;
Abstract
The present invention is a device for transferring power flow from a multidisplacement engine to a transmission. The device includes an enclosed housing having a first shell on the engine side, a second shell on the transmission side, with the housing at least partially filled with oil and connected to an external oil pump. The device also includes a planetary gear set comprising an outer ring gear, a set of intermediate planet gears contained within a planet carrier, and a sun gear attached to a stator, a first clutch pack connecting the housing and the ring gear when engaged, a piston means designed to engage the first clutch pack, and a second clutch pack which connects the ring gear with the sun gear when engaged. A preloaded diaphragm spring connects the second clutch pack with the ring gear. First and second damper spring assemblies are also disclosed.