Process for production of the fill for seat or backrest, especially furniture, and fill of the seat or backrest

摘要

in the production of seat or seat back to fill in machine production of wavy corrugated spring steel wire is performed, then doing them thermally in the furnace hartowniczym, after which the space framework is known holders (4) in which are mounted the ends of the wavy.performs at least three types of springs (1, 2, and 3) different characteristics from which creates at least four hardness zone filling with extreme zone are mounted with springs with the same characteristics, besides the external spru0119 u017cyny corrugated in extreme zones shall be mounted suchdistance from nearest to these springs wavy sides framework were equal. in the zone of specified hardness and rows of wavy having uniform characteristics.