Phase control piston for a cam phaser
US6386166B1 · kind B1 · utility
11Cited by
6References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 27, 2001 |
| Grant date | May 14, 2002 |
| Priority date | — |
| Expiry date | Jun 27, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01L1/34403
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An improved splined cam phaser includes four assemblies: a sprocket assembly, an inner hub assembly, a cover assembly, and a piston assembly. The joined assemblies provide phaser function at reduced manufacturing cost. The piston assembly is formed, at least in part, of a plastic polymer wherein the seal groove is net formed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.