Thrust washer with enclosed channels

US7887240B2 · kind B2 · utility

Assignee

• LuK Lamellen und Kupplungsbau Beteiligungs KG · DE

Inventors

• Bhaskar Marathe · Clinton Township, US
• Steven Olsen · Bühl, DE

Key dates

• Filing date: Dec 12, 2006
• Grant date: Feb 15, 2011
• Expiry date: Nov 14, 2029

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F16H2045/0294
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

A thrust washer for a torque converter, including a front surface and at least one first channel. The at least one channel is at least partially enclosed by the front surface and is in fluid communication with an inner circumference and an outer circumference for the thrust washer. The front surface is arranged to engage a cover for the torque converter. In some aspects, the at least one channel is fully enclosed by the front surface. The thrust washer also includes a back surface, oppositely disposed from the front surface. The at least one channel is at least partially enclosed by the back surface. In some aspects, the thrust washer includes a front piece and a back piece matingly engaged and configured to form the at least one channel. The front and back pieces are fixedly secured or removably secured.