Patent ID: 8337119

Claim:
An article for receiving or dispersing liquids when buried in soil, the article comprising: a chamber for containing a liquid, wherein said chamber includes a chamber body portion positioned between a first chamber end portion and a second chamber end portion, wherein each of said first chamber end portion and said second chamber end portion has an opening communicated with said chamber body portion, said first chamber end portion having a first molded pin, and being domed shape for pivotably connecting with a second chamber end portion of a like chamber, wherein said first chamber end portion includes a conical section portion that is curved inwardly toward said chamber body portion; and said second chamber end portion being sized to overlap the first chamber end portion of a like chamber and having a hollow second molded pin configured to pivotably contain said first molded pin to form a pivotable joint therebetween to allow said chamber and said like chamber to pivot in the horizontal plane relative to each other when said chamber is associated with said like chamber.