Abstract
A modern well pumping unit (WPU) consists of downhole equipment, including a downhole sucker-rod pump (BHP), tubing string and pump rods, and surface equipment, including the drive of the downhole sucker-rod pump and wellhead equipment. Each of these elements is serially produced by oil industry in accordance with state standards. In the given article with the purpose of finding out the possibility to decrease metal consumption of serial rocking units the possibility of transition to one-beam welded design of the rocking unit balancer is investigated. Keywords: rocking-type machine, rocker, single-beam design, metal-intensity,
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