ANCHOR Russian patent published in 1995 - IPC

FIELD: farming irrigation. SUBSTANCE: anchor has cylindrical body fitted with projecting screw thread and device for driving the anchor into ground; cylindrical body of anchor consists of two semicylindrical halves with screw threads in their lower portions: screw thread of one half is extension of screw thread of one half is extension of screw thread of other half; both halves of anchor body are connected by means of movable axle fitted above thread; device for driving the anchor into ground consists of levers mounted on each half in opposite sides perpendicularly to movable axle; fitted at ends of levers are rings for securing the rope holding the object from motion; both halves of anchor body are connected by means of grips within screw thread; grips are pressed in one half and are received by slots in other half whose profiles are similar to grips; lower base of one half is provided with taper base and retainer for fixing the position of anchor body halves is fitted above levers; this retainer may be made in form of detachable ring; rings fitted in upper portion of anchor body are used for withdrawal of anchor from ground. EFFECT: increased holding power of anchor at minimum damage to soil; possibility of using the anchor on surfaces of any profile and reduction of labour consumption required for withdrawal of anchor from ground. 2 cl, 13 dwg