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2 164 833

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C2

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IPC

(21) (22)

Application

99108785/02, 1999-04-26

(24)

Start date

1999-04-26

(22)

Actual filing date

1999-04-26

(45)

Published

2001-04-10

(72)

Inventor

Ibragimov N.G.Fadeev V.G.Rajanov M.M.

(73)

Holder

Ngdu Oao

APPARATUS FOR STRAIGHTENING PUMP RODS Russian patent published in 2001 - IPC

Abstract RU 2164833 C2

FIELD: plastic metal working, namely, equipment for tension straightening of elongated articles such as pump rods. SUBSTANCE: apparatus has gripper for gripping rod end mounted on tension head and being in the form of separate link with self-aligning supports on its ends. Rotary mechanism engages with rod end and it is mounted on tension head with possibility of fixation against rotation. Drive shaft is secured to aligning head coaxially relative to rod, said shaft is mounted by means of self-aligning support that may be fixed; it has open groove for rod end and locking device. On aligning head there is self-aligning gripper for gripping rod end. EFFECT: enhanced efficiency, improved quality of straightened pump rods. 5 dwg

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RU 2 164 833 C2

Authors

Ibragimov N.G.

Fadeev V.G.

Rajanov M.M.

Dates

2001-04-10—Published

1999-04-26—Filed

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