Expansion joint and incineration ash treatment equipment
Number of patents in Portfolio can not be more than 2000
United States of America
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Apr 1, 2025
Grant Date -
May 4, 2023
app pub date -
Mar 11, 2021
filing date -
Mar 11, 2021
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An expansion joint includes: an outer tube including first and second ends and extending therebetween, the outer tube including first and second flanges, the first being located at the first end, the second being located at the second end and connectable to a downstream pipe; an inner tube including third and fourth ends and extending therebetween, the inner tube being located inside the outer and including third and middle flanges, the third flange being located at the third end and connectable to the upstream pipe, the middle flange being located at a middle portion between the third and fourth ends; and a closure including an outer peripheral portion connected to the first flange, an inner peripheral portion connected to the middle flange, and an elastic portion connecting the outer and inner peripheral portions. The first end is spaced from the third and located between the third and fourth ends.
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