POWER TRANSMISSION WHEEL WITH TORSIONAL DAMPERS
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United States of America Patent
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Issued Date -
Nov 20, 2008
app pub date -
Dec 6, 2007
filing date -
Dec 6, 2006
priority date (Note) -
Abandoned
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Abstract
A power transmission wheel having a hub and a rim is disclosed. The hub has a central annular portion for operatively engaging a power transmitting shaft. The rim has an inner annular portion and an outer annular portion for operatively engaging a flexible power transmitting element. The central annular portion is disposed inside the inner annular portion with a rolling-element bearing therebetween. At least one hub blade is disposed radially between the inner and outer annular portions. At least one rim blade extends radially from one of the inner and outer annular portions towards the other of the inner and outer annular portions. The power transmission wheel has at least two elastomeric dampers. Each damper is interposed between one of the at least one hub blade and one of the at least one rim blade. An engine and vehicles using the power transmission wheels are also disclosed.
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