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带有内置可伸缩拉杆和轮子的工作包或旅行箱
Work bag or travel suitcase with an incorporated extendable pull handle and with wheels
US-7874408-B2一种带扁平伸缩拉杆和轮子的工作包或旅行箱
专利摘要
一种带有内置可伸缩拉杆和轮子的工作包或旅行箱，包括一个大致呈平行六面体形状并带有外覆层的框架，在其框架下部，一个用于拉杆的支撑和容纳元件被约束在较长且较窄的一侧，该侧位于可从支撑和容纳元件中抽出的杆件端部，一对轮子布置在与拉杆相对的位置，并且支撑和容纳元件以及可抽出的杆件均具有扁平伸缩形式，由轻质且特别耐剪切和弯曲应力的材料制成。还设想了一种可应用于工作包或旅行箱的特定牵引装置。
Original abstractA work bag or travel suitcase with an incorporated extendable pull handle and with wheels includes a framework, having a practically parallelepiped shape and with an outer covering, in a lower portion of whose frame a supporting and containment element for a pull handle is constrained at one side having a greater length and lesser width, which is situated at the end of rod elements which can be extracted from the supporting and containment element, a pair of wheels being arranged in an opposite position with respect to the pull handle and with both the supporting and containment element and the extractable rod elements have a flattened telescopic form and are made of a light and particularly resistant material, also to shear and flexural stress. A particular pulling device which can be applied to a work bag or travel suitcase is also envisaged.
专利附图（8）
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