| 摘要 |
In an air compressor a collapsible air storage device is provided to accumulate high pressure air for output, the collapsible air storage device including a collapsible bag defining an air storage chamber, and a rubber cover layer covered on the collapsible bag to keep the air storage chamber in an air tight condition, the rubber cover layer shrinking and imparting a compressive force to the collapsible bag after stoppage of the air compressor, causing the collapsible bag to be collapsed.
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