Patent ID: 6554083
Filing Date: 2003-04-29
Classification: E21B

Abstract:
An adjustable bent housing comprising:a) an elongated cylindrical first body member having an internal longitudinal bore and a mandrel portion at one end comprising a shoulder portion and a threaded portion; b) an indexing sleeve having an internal key slot at one end, said indexing sleeve slidable upon and rotatable about said shoulder portion; c) an eccentric sleeve having internal and external threads and an external key slot at one end, said internal threads engaging said threaded portion in a manner whereby a portion of said eccentric sleeve extends within said indexing sleeve; d) a key inserted into the key slot in said indexing sleeve and said eccentric sleeve and captured therein on assembly; and e) an elongated cylindrical second body member having an internal longitudinal bore and internal threads at one end engaging the external threads of said eccentric sleeve.