发明授权
- 专利标题: Extended length rotary bending and forming devices and methods for manufacture thereof
- 专利标题(中): 延长长度的旋转弯曲和成形装置及其制造方法
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申请号: US963954申请日: 1997-11-04
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公开(公告)号: US5913931A公开(公告)日: 1999-06-22
- 发明人: Daniel J. Gargrave , Steven W. Thompson , David Michael Wilson
- 申请人: Daniel J. Gargrave , Steven W. Thompson , David Michael Wilson
- 专利权人: Ready Technology, Inc.
- 当前专利权人: Ready Technology, Inc.
- 主分类号: B21D5/01
- IPC分类号: B21D5/01 ; B21D19/08 ; B21D39/02
摘要:
An extended length rotary bending and forming device and method for manufacture thereof, the combination of materials and process steps used in the manufacture resulting in the production of the desired durable long length heavy duty rotary bender.
公开/授权文献
- US5269595A Empty/load changeover valve for railway car 公开/授权日:1993-12-14
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