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US 2001/0033704 A1Published application
Thrust washer
AssigneeSonnax Industries, Inc.
InventorScott C. Jackson
Life of this patent
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Abstract
A two component thrust washer assembly for a vehicle torque converter has a first component made of a durable polyimide material with an annular wear face and three axially projecting pins. The second component is made of metal and has a mating portion with three openings to receive the pins and an area to engage an adjacent element of a torque converter.
Claims8
A thrust washer assembly for a vehicle torque converter comprising a first component and a second component,
- said first component comprising a first annular body which is fabricated from a solid polyimide resin material integrated with a carbon graphite to have high impact and self lubricating characteristics,
- said first annular body having a first face for frictional engagement and having a plurality of oil groves in said first face which extend from an inner circumference to an outer circumference of said first face;
- said first annular body further having a second face with a plurality of axially extending pins projecting therefrom;
- said second component comprising a second annular body having a mating portion for mating with said first component, said mating portion having a plurality of openings to receive the plurality of pins projecting from said first component, said second component further having an engagement area shaped to interfit with an adjacent portion of a torque converter.
1 more element
Dependencies are inferred from the claim text.