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:
Jan. 08, 2013
Filed:
Jun. 28, 2010
Applicants:
John Carrier, Westfield, OH (US);
Nathan Yensho, Norton, OH (US);
Inventors:
John Carrier, Westfield, OH (US);
Nathan Yensho, Norton, OH (US);
Assignee:
Schaeffler Technologies AG & Co. KG, Herzogenaurach, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 45/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A torque converter having three sealed chambers in which a piston for engaging and disengaging a lock-up clutch is attached to the torque converter using a plurality of leaf springs. The assembly includes a plurality of access or pass-through holes for effecting the attachment of the leaf spring to the cover using rivets. Also included is plurality of plugs to seal the pass-through holes. A method of using the plugs to prevent uncontrolled leakage from one sealed chamber to another.