CONNECTION OF NET CAGES FOR FORESTRY CONSERVATION, EROSION CONTROL, RIVER CONSERVATION, FISHING BANK, ETC.

摘要

PURPOSE:To save the cost of materials as well as make easier the delivery of the materials by a method in which a net frame as an unit part is assembled for each one to form a housing part and only one net is set in the connection portion of the housing parts. CONSTITUTION:An adequate form of net frames as unit parts are formed. The net frames 3 are orderly assembled for each one to make up a housing part A, and the net frames 3 are orderly connected to the sides and upside of the housing part A. In this case, only one net is provided between the housing parts A connected in large numbers.