SHOCK-ABSORBER Russian patent published in 1995 - IPC

Abstract RU 2039197 C1

FIELD: bore holes drilling. SUBSTANCE: bore holes drilling shock-absorber has body with set of disks, shaft with bulges and located between them elastic-damping joint, made of alternating steel rings and elastic members. Nipple with threading bead is mounted in lower part of body for engagement with matching bead of shaft. Shock absorber has finger-type coupling to damp rotating vibrations and transfer of rotation. Steel rings and elastic members of elastic-damping joint are made split, that allows during manufacture of shaft with bulges to decrease radial dimension of shock-absorber to be used in bore holes of small diameter. EFFECT: shock-absorber is used in bore holes drilling. 1 dwg

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RU 2 039 197 C1

Authors

Tikhonov Anatolij Vasil'Evich

Pletnikov Ivan Alekseevich

Dates

1995-07-09—Published

1992-09-14—Filed