دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: the center bearing on a conventional walking beam pumping unit. It is mounted on top of the samson post. saddle clamp n: see clamp.

n: The weighted bearing that be used to support the saddle.

a bearing that allows the walking beam to move atop the Sampson post in a beam lift pump.

n: 1. the part of the surface equipment of a standard cable-tool drilling rig that supports the walking beam. 2. the member of a rod pumping unit that supports the walking beam.