- 专利标题： Apparatus and method for forming duct flanges and duct work
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申请号： US17527509申请日： 2021-11-16
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公开(公告)号： US11697147B2公开(公告)日： 2023-07-11
- 发明人: David E. Daw , John T. Ehling
- 申请人： HVAC Inventors/Systemation, Inc.
- 申请人地址： US TX Houston
- 专利权人： HVAC Inventors/Systemation, Inc.
- 当前专利权人： HVAC Inventors/Systemation, Inc.
- 当前专利权人地址： US TX Houston
- 代理机构： Breiner & Breiner, L.L.C.
- 主分类号： B21D53/04
- IPC分类号： B21D53/04 ; B21D5/16 ; F24F13/02
摘要：
An apparatus and method are disclosed for the automated manufacture of a duct flange profile to make small duct fittings, including a TDF duct flange profile. The duct flange profile is directed to small part duct fittings with section widths up to about 16 inches in 20 to 26 gauge metal. The apparatus includes a bending head assembly having a drive roller, a pressure roller, an anvil and a bending leaf and a roll form assembly.
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