发明授权
US4781360A Spring assembly with helical coils of spring wire with unknotted ends
失效
弹簧组件，带有未打结端的弹簧丝的螺旋线圈
- 专利标题： Spring assembly with helical coils of spring wire with unknotted ends
- 专利标题（中）： 弹簧组件，带有未打结端的弹簧丝的螺旋线圈
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申请号： US129549申请日： 1987-12-07
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公开(公告)号： US4781360A公开(公告)日： 1988-11-01
- 发明人: Henry R. Ramsey
- 申请人： Henry R. Ramsey
- 申请人地址： MA Oxford
- 专利权人： Webster Spring Co. Inc.
- 当前专利权人： Webster Spring Co. Inc.
- 当前专利权人地址： MA Oxford
- 主分类号： A47C27/07
- IPC分类号： A47C27/07 ; A47C23/02 ; F16F3/04
摘要：
A spring assembly wherein there is a rectangular border wire and there are coils disposed in spaced, parallel rows within the border wire. The coils in the rows of coils lap and are connected by helices of wire. The helices of wire connect the adjacent rows of coils, and the coils adjacent the border wire are connected thereto by a helix of wire.
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