发明名称 |
Method for manufacturing mattresses or box springs, including improved spring transfer |
摘要 |
A method is provided which provides an improved manner in which to manufacture innerspring constructions including individual springs. A rotating bristled brush is used to urge individual springs along a path from one position to another.
|
申请公布号 |
US5471725(A) |
申请公布日期 |
1995.12.05 |
申请号 |
US19940238814 |
申请日期 |
1994.05.06 |
申请人 |
SIMMONS COMPANY |
发明人 |
THRASHER, OTIS |
分类号 |
B68G7/00;A47C27/06;B21F33/00;B21F33/04;B65G35/00;B68G9/00;(IPC1-7):B68G7/00 |
主分类号 |
B68G7/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|