Patent ID: 7798210
Filing Date: 2010-09-21
Classification: E21B

Abstract:
1. A rotating head assembly apparatus comprising: a housing adapted to fixedly attach a first rubber and a second rubber to an inner barrel wherein said housing rotates with said first rubber, said second rubber, and said inner barrel; said housing fixedly attaches to said inner barrel of the rotating head assembly; said first rubber and said second rubber adapted to seal against a drilling string inserted through said first rubber and said second rubber; said first rubber fixedly attaches within said housing; said second rubber fixedly attaches externally of said housing; and a rubber adapter fixedly attaches to said inner barrel wherein said rubber adapter fixedly attaches a bottom pot to said inner barrel; at least one locking pin aperture, said locking pin aperture adapted to receive a locking pin of said bottom pot to fixedly attach said bottom pot to said first rubber; and at least one locking pin guide, said locking pin guide adapted to direct said locking pin of said bottom pot to said locking pin aperture.