FIELD: mechanical engineering. SUBSTANCE: chuck has three cams and single nut which is mounted for rotation relative to body. Holding element is installed so that it prevents nut from axial displacement in forward direction. Nut has first section of first outer diameter and second section protruding from first section along axis. Outer diameter of second section is less than outer diameter of first section. Provision is made for sleeve holding stop ring which engages sleeve, thus holding it on body. EFFECT: improved design. 36 cl, 6 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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| DRILL | 2009 |
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