发明名称 PIPELINE TRENCHING AND LAYING DEVICE
摘要 A pipeline trenching and laying device is disclosed, having a tractor supported portion, a ripper and a pipe feed chute. The tractor supported portion supports the pipe as it passes over the tractor. A plurality of rollers are spaced and elevated in a manner that carefully controls the curvature of the pipe. A ripper, towed behind the tractor by a rigid fried connection, cuts a trench. A pipe feed chute is in turn towed by the ripper. The pipe feed chute provides forward and rearward portions separated by an articulating joint. A following roller, having a winch attached, allows pressure to be put on the pipe to cause it to curve in a manner calculated to pass over the tractor supported portion and through the pipe feed chute without bending excessively or kinking.
申请公布号 CA2271528(A1) 申请公布日期 2000.04.11
申请号 CA19992271528 申请日期 1999.05.12
申请人 JENSEN, ERIC;JENSEN, JOHN 发明人 JENSEN, ERIC;JENSEN, JOHN
分类号 E02F5/10;F16L1/028;F16L1/032;(IPC1-7):E02F5/10 主分类号 E02F5/10
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