Spring assembly for automatic transmission of automotive vehicle and the like
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United States of America Patent
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Jun 30, 1998
Issued Date -
N/A
app pub date -
Dec 4, 1996
filing date -
Oct 30, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A spring assembly for an automatic transmission of automobiles includes a generally ring-shaped spring retainer formed from a synthetic resin material, a plurality of mounting protrusions circumferentially formed on a peripheral face of the spring retainer, and a plurality of coil springs having one ends mounted on the mounting protrusions respectively. Alternatively, the spring assembly includes a pair of generally ring-shaped spring retainers each formed from a synthetic resin material, a plurality of mounting protrusions circumferentially formed on each spring retainer, a plurality of guide protrusions circumferentially formed on each spring retainer so as to be positioned between each mounting protrusion and the adjacent one, and a plurality of coil springs having one ends mounted on the mounting protrusions of either spring retainer and the other ends fitted to the guide protrusions of the other spring retainer respectively.
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