| 摘要 |
An apparatus for supporting a diaphragm of an accumulator comprises a support ring which has a sectional form with a circular arc-shaped inner edge and a linear outer edge and which has an elastic layer provided on the side of the outer edge, the support ring being fitted into a groove provided in a flange of the diaphragm and inserted into a container body until it is stopped by a stage portion thereof so that the gap between the support ring and the container body is sealed by the elastic layer.
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