发明授权
- 专利标题: Wire bending machine
- 专利标题(中): 弯管机
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申请号: US206967申请日: 1980-11-14
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公开(公告)号: US4361025A公开(公告)日: 1982-11-30
- 发明人: Edwin E. Foster , Thomas E. Foster
- 申请人: Edwin E. Foster , Thomas E. Foster
- 申请人地址: MI Grosse Pointe Shores
- 专利权人: Ladney, Jr.; Michael
- 当前专利权人: Ladney, Jr.; Michael
- 当前专利权人地址: MI Grosse Pointe Shores
- 主分类号: B21F1/00
- IPC分类号: B21F1/00 ; B21F37/02
摘要:
A machine for bending wire into a ring having a plurality of circumferentially spaced and radially outwardly projecting loops. A loop is formed by the cooperation of a pair of first mandrels longitudinally spaced apart on one side of a wire segment and a second mandrel normally positioned on the other side of the wire segment and moved generally transversely across the longitude of the wire segment along a path between the first mandrels while essentially simultaneously the first mandrels are moved generally longitudinally toward each other. Pairs of third and fourth mandrels disposed on opposite sides of the wire form bends in the wire to provide a plurality of rectilinear portions interconnecting adjacent loops to form a ring-like configuration.
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