Nest building induction instrument null of the bird in the high tension power transmission

摘要

PURPOSE: To provide the subject implement installed at a desired site on a high-voltage transmission steel tower apart from the power transmission lines set up on the tower, designed to make birds such as crow nest positively, and capable of easily removing the nest from the tower after they left it. ;CONSTITUTION: This nesting-inductive implement designed to install in a transferable way at a desired site on a high-voltage transmission steel tower and apart from the power transmission lines set up on the tower, and make birds such as crow nest at such site. This implement has a netty nesting cage 1 with the upper face opened and is furnished with a nesting base 2 at the bottom inside the cage 1.;COPYRIGHT: (C)1996,JPO