Patent ID: 8833624
Filing Date: 2014-09-16
Classification: A45F

Abstract:
1. A backpack type working machine, comprising a main unit that includes a power source and a backpack band detachably attached to the main unit, for a worker to backpack the main unit and perform an operation; wherein the backpack band comprises a pad member including a belt-like cushion material, a belt-like band body extending along the pad member, and an auxiliary band branched outward from the band body; wherein the band body comprises an upper end belt-like part branched from an upper end part of the pad member and an upper end joint for connecting the upper end belt-like part to the main unit; wherein the auxiliary band comprises an auxiliary joint for connecting an upper end of the band body to the main unit; wherein the main unit comprises an attachment for attaching thereto the upper end joint and, on the upper side of the attachment, an auxiliary attachment for attaching thereto the auxiliary joint, wherein the main unit comprises a worker-side surface and a surface opposite to the worker-side surface; and wherein, when the upper end joint is attached to the attachment, more than half of the upper end belt-like part is held between the worker-side surface and the surface opposite to the worker-side surface of the main unit, and wherein, when the auxiliary joint is attached to the auxiliary attachment, the band body is attracted to the upper side of the main unit.