Valve timing controller
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United States of America Patent
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Feb 23, 2016
Grant Date -
Apr 9, 2015
app pub date -
Jun 20, 2013
filing date -
Sep 4, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A valve timing controller includes a driving-side rotary member, a driven-side rotary member, an advancing chamber and a retarding chamber formed as a fluid pressure chamber is partitioned by a partitioning portion provided on an outer circumferential side of the driven-side rotary member, and a phase controlling section. The driven-side rotary member includes an advancing passage communicated to the advancing chamber and a retarding passage communicated to the retarding chamber. The driving-side rotary member is formed of an aluminum-based material. The driven-side rotary member integrally includes an outer circumferential member having the partitioning portion and formed of an aluminum-based material, and an inner circumferential member constituting an inner circumferential side of the outer circumferential member and formed of an iron-based material.
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