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US09057458B2 Single operator trenching pipe laying device and method 有权
单操作者下沟管铺设设备及方法

  • Patent Title: Single operator trenching pipe laying device and method
  • Patent Title (中): 单操作者下沟管铺设设备及方法
  • Application No.: US13829996
    Application Date: 2013-03-14
  • Publication No.: US09057458B2
    Publication Date: 2015-06-16
  • Inventor: Brady A. Rettkowski
  • Applicant: Brady A. Rettkowski
  • Main IPC: F16L1/028
  • IPC: F16L1/028
Single operator trenching pipe laying device and method
Abstract:
A single operator extruder main body dispenses aggregate, pipe and geotextile during a trenching operation. Lifting elements allows the main body to be manipulated by a single operator.
Abstract(Chinese):

单个操作者挤出机主体在挖沟操作期间分配骨料，管道和土工织物。 提升元件允许主体由单个操作者操纵。

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