Inflation pump piston for air suspension
The utility model provides an inflating pump piston for an air suspension. The inflating pump piston comprises a piston rod, a piston ring and a pressing piece. One end of the piston rod is connected with a mounting seat which is provided with a mounting hole; the piston ring is provided with a cont...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model provides an inflating pump piston for an air suspension. The inflating pump piston comprises a piston rod, a piston ring and a pressing piece. One end of the piston rod is connected with a mounting seat which is provided with a mounting hole; the piston ring is provided with a containing groove, and a through hole is formed in the containing groove. The pressing piece comprises a pressing part matched with the containing groove and an inserting part connected with the pressing part, the pressing part is installed in the containing groove of the piston ring, the free end of the inserting part penetrates through the through hole of the piston ring and is in interference fit with the interior of the installation hole, and the piston ring is pressed on the installation base through the pressing part. The insertion part on the pressing piece is in interference fit with the interior of the mounting hole in the mounting seat, and the piston ring is pressed on the mounting seat through the pressing |
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