主权项 |
1. A telescopic anchor pin comprising:
at least an upper pole having a substantially hollow center and a bottom end having a threaded portion and an opening leading into the substantially hollow center, a pinch bushing having a first threaded portion at an upper end and a second threaded portion at a lower end, wherein the first threaded portion is connected to the threaded portion of the upper pole, a knurled nut having an upper opening, a lower opening, and threads, wherein the threads are connected to the second threaded portion of the bushing; a lower pole comprising a top end and a bottom end, wherein the top end comprises a sleeve having a larger diameter than the lower opening of the knurled nut and at least a substantial portion of the lower pole fits through the lower opening of the knurled nut; a cleat protruding laterally from a top end of the upper pole; wherein the lower pole and sleeve telescopically received through the opening leading into the substantially hollow center, and the knurled nut is selectively movable between a locked condition, in which the upper pole and the lower pole are maintained in a fixed position relative to one another, and a telescoping condition, in which the upper pole and the lower pole are telescopically movable relative to one another. |