公开(公告)号：US20160039082A1

公开(公告)日：2016-02-11

申请号：US14453205

申请日：2014-08-06

Applicant: MTD Products Inc

Inventor： Richard Winston Thomas ,  Robert Bermudez ,  Mark Jankowski

IPC: B25F5/02

CPC classification number: B25F5/02 ,  B25F5/008 ,  B25G1/102

Abstract: A portable handheld tool having a power head for powering a lawn maintenance implement is provided. The portable handheld tool may include a brush cutter, a blower, a vacuum, an edger, a polesaw, or the like. The power head includes an engine surrounded by a housing. The housing includes a transition surface having a heat dissipation and/or a heat isolating barrier member extending therefrom for allowing the user to rest their forearm against the barrier member during operation. The barrier member providing a contact surface having localized cooling generated by heat dissipating and/or heat isolation properties of the barrier member.

Abstract translation: 提供了一种具有用于为草坪维护工具供电的动力头的便携式手持工具。 便携式手持工具可以包括刷子切割机，鼓风机，真空机，修边机，杆架等。 动力头包括由壳体包围的发动机。 壳体包括具有从其延伸的散热和/或隔热屏障构件的过渡表面，以允许使用者在操作期间将其前臂搁置在阻挡构件上。 所述阻挡构件提供具有通过阻挡构件的散热和/或隔热性能产生的局部冷却的接触表面。