METHOD FOR PREVENTING DAMAGE WHEN RAPPING BUTT END OF FLOORING FOR NAILING IN STRETCHING GENERAL HOUSE RESOURCE OR FLOOR MATERIAL SLIDE FLOORING AND MANUFACTURING METHOD FOR PREVENTING FLOOR SAG AND FLOOR CREAK

摘要

PROBLEM TO BE SOLVED: To perform nailing without damaging the tongue butt end of flooring and to prevent floor sag and floor creak from occurring.;SOLUTION: Nailing positions can be provided at low positions by applying thickness to the flooring, and enlarging tongue notch ports.;COPYRIGHT: (C)2002,JPO