DRIVE FOR SUCKER-ROD SUBSURFACE PUMPS Russian patent published in 1996 - IPC

Abstract RU 2061906 C1

FIELD: pump engineering. SUBSTANCE: stand is secured to the base. The rocking mechanism has a balancer with a rotating head. The drive is provided with a device for fixing the balancer when it is mounted and the drive is repaired, mechanism for rotation of the balancer head, device for fixing the head in a working position, and system for automatic protection of the drive. EFFECT: enhanced reliability. 5 cl, 8 dwg

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RU 2 061 906 C1

Authors

Kudrevich V.N.

Kandeev R.Z.

Chernyshov A.A.

Kuznechevskij N.G.

Dates

1996-06-10—Published

1992-07-28—Filed