发明名称 RETRACTED POCKET SPRING MATTRESS; METHOD FOR MANUFACTURING OF A POCKET SPRING MATTRESS AND DEVICE FOR PRE-TENSIONING POCKETED COIL SPRINGS.
摘要 <p>The present invention relates to a spring mattress comprising springs enclosed in casings, a so-called pocket mattress, and a method and a device for manufacturing such a mattress. The spring mattress according to the invention comprises a plurality of interconnected coil springs (1) enclosed in casings (2), for at least one of the springs, the casing portions arranged at the spring ends being moved towards each other, through the spring, and interconnected with the aid of connecting means.</p>
申请公布号 MXPA01009605(A) 申请公布日期 2003.07.21
申请号 MX2001PA09605 申请日期 2000.03.24
申请人 STJERNFJ°DRAR AB 发明人 EDLING, KENNETH
分类号 A47C23/04;A47C27/06;B68G9/00;(IPC1-7):A47C23/04 主分类号 A47C23/04
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