发明名称 BENDING OF INSULATED PIPE
摘要 A method is provided for bending insulated metal pipe typically having an inner tubular pipe of the order of 0.5 to 1.00 inches diameter surrounded by a layer of a foam or other insulation material of the order of 1.5 to 2.0 inches diameter. The insulated pipe is manually grasped and pulled into a curve around a part circular channel shaped to receive and cup the outside surface of the insulated metal pipe where the channel has a diameter greater than 1.5 inches and the bender is formed solely from the channel member so as to be free from a handle or foot pedal portion to assist with bending. The channel includes at one end a portion which wraps around the insulated pipe to hold the pipe at that portion within the channel.
申请公布号 CA2599264(A1) 申请公布日期 2008.02.24
申请号 CA20072599264 申请日期 2007.08.23
申请人 VRIEND, ALAN E. 发明人 VRIEND, ALAN E.
分类号 B21D7/022 主分类号 B21D7/022
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