| 摘要 |
A removable water tight seal and base assembly for a bong or a water smoking pipe is disclosed. The smoking pipe has a tube for retaining water or other filtering substances and a sealing cap is detachably secured to the bottom of the tube with the cap and tube assembly mounted in a recess of a base which applies further pressure to seal the cap to the tube. The sealing cap has a circular rib formed on the inner surface of the flange near the mouth of the cap. Also provided is a base having a recess to receive the cap and press the rib firmly against the tube wich seals the bottom of the tube when the smoking pipe is being used. The base and cap may be easily removed to clean the tube.
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