Bead seal ring unit
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United States of America Patent
Stats
-
Jan 6, 1987
Grant Date -
N/A
app pub date -
Nov 8, 1985
filing date -
Nov 8, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A bead seal ring for use in the retreading of radial tires by use of a bead sealing ring unit that provides positive mechanical pressure for sealing the curing envelope between the bead sealing ring unit and the bead area of the tire by a radial force. In its relaxed or initial condition, the bead sealing ring unit has a diameter smaller than the bead diameter of the tire. The bead sealing ring unit is placed into sealing position and then expanded by a locking device secured to a metal band which is part of the bead sealing ring unit.
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Family
International Classification(s)
Cited Art Landscape
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