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| Lub plunger yog ib qho cuab yeej siv los tshem tawm cov blockages hauv cov kav dej. |
 | Nws muaj ib tug kov thiab lub taub hau semicircular. |
| Plungers sib txawv hauv cov duab, thiab thaum lawv txhua tus ua haujlwm tib lub hom phiaj (kev tshem tawm cov blockages), ntau hom muaj. |
Muaj peb hom plunger tseem ceeb muaj: |
| khob plunger |
| Flanged Plunger |
| nqus plunger |
| Saib Tshooj: Dab tsi yog hom pistons? kom tau txais cov ntaub ntawv ntxiv. |
Thiab ob hom pressurized piston: |
| Fais fab plunger - siv cua los thaiv cov dej ntws |
| Hydrojet Pump - Siv dej los thaiv cov dej ntws. |
