| 摘要 |
The present invention relates to an anchor tool (1) for anchoring a downhole tool within a casing (2), a well, or any other downhole, hollow space. The tool comprises a longi-tudinal tool body (3) with a centre axis (4) extending through the tool body in the centre of the body; a first recess (5), a second recess (5), a third recess (5), and a fourth recess (5) in the tool body; and a first anchor (6), a second anchor (6), a third anchor (6), and a fourth anchor (6), where the first anchor is provided in the first recess, and so forth, and the anchors are outwards movable in the recesses for anchoring the tool. Each anchor provided in the recesses extends through the tool body transverse to and across the centre axis and the anchors and the corresponding recesses are situated in the tool body for providing a symmetrical anchoring of the anchor tool. |
