Invention Grant
US08176608B2 Method of manufacturing slow acting pocketed spring core 有权
慢作用袋式弹簧芯的制造方法

Method of manufacturing slow acting pocketed spring core
Abstract:
A method of manufacturing spring cushions (10) having slow-acting pocketed spring cores (12) characterized by the individual springs of the cores (12) being sealingly pocketed within semi-impermeable fabric material.
Public/Granted literature
Information query
Patent Agency Ranking
0/0