公开(公告)号：US20150113759A1

公开(公告)日：2015-04-30

申请号：US14523195

申请日：2014-10-24

Applicant: MAKITA CORPORATION

Inventor： Ko FUKUNAGA ,  Yoshinori SHIBATA ,  Takuro KONISHI ,  Ryoichi SHIMOOKA

IPC: A47L5/36

CPC classification number: A47L5/36 ,  A45F3/08 ,  A45F3/10

Abstract: A backpack work apparatus comprises a back carrier frame; a drive motor mounted on the back carrier frame; a work tool driven by the drive motor; a right and left shoulder straps; a chest strap linking the intermediate points of the right and left shoulder straps; and an emergency release buckle device provided at the point where the chest strap is coupled to the intermediate point of the left shoulder strap, which is divided by the buckle device into two parts, an upper strap and a lower strap. The buckle device normally buckles the chest strap, the upper strap and the lower strap, and is capable of releasing the lower strap and the chest strap from the upper strap via a one part motion in an emergency.

Abstract translation: 背包工作装置包括后托架; 安装在后架上的驱动马达; 由驱动电机驱动的作业工具; 左右肩带; 连接右肩带和左肩带中间点的胸带; 以及设置在胸带连接到左肩带的中间点的位置的紧急释放带扣装置，该肩带由扣带装置分成两部分，上带和下带。 带扣装置通常扣紧胸带，上带和下带，并且能够在紧急情况下通过一部分运动从上带释放下带和胸带。